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Manual Sanyo XHX2452

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  • Sanyo XHX2452 - page 1

    TEST RUN SER VICE MANUAL  R410A Models Indoor Units Class 7 9 12 18 24 36 48 X 4-W a y Air Discharge Semi-Concealed XHX1252 XHX1852 XHX2452 XHX3652 A 1-W a y Air Discharge Semi-Concealed AHX0752 AHX0952 AHX1252 U Concealed-Duct UHX0752 UHX1252 UHX1852 UHX2452 UHX3652 D Concealed-Duct High-Static Pressure DHX3652 DHX4852 T Ceiling-Mounted THX1252 ...

  • Sanyo XHX2452 - page 2

    i SM830157_W-2WAY_ECO-i.indb 2 SM830157_W-2WAY_ECO-i.indb 2 2007/06/08 14:23:11 2007/06/08 14:23:11 ...

  • Sanyo XHX2452 - page 3

    ii 2. The standards f or minimum room volume are as f ol- lows . (1) No par tition (shaded por tion) (2) When there is an eff ective opening with the adjacent room f or ventilation of leaking refrigerant gas (open- ing without a door , or an opening 0.15% or larger than the respective floor spaces at the top or bottom of the door). (3) If an indoor ...

  • Sanyo XHX2452 - page 4

    iii Section 1: TEST R UN ..............................................................................................................1-1 1. T est Run ...........................................................................................................1-2 2. Setting of Unit Control PCB ........................................................ ...

  • Sanyo XHX2452 - page 5

    1-1 T est Run 1 2 3 4 5 6 7 8 Contents 1. TEST RUN 1. T est Run .............................................................................................................................. 1-2 1. Preparing for T est Run .................................................................................................... .. 1-2 2. T est Run Procedu ...

  • Sanyo XHX2452 - page 6

    1-2 T est Run 1 2 3 4 5 6 7 8 1. T est Run 1. Preparing for T est Run Bef ore attempting to star t the air conditioner , check the f ol- lowing. (1) All loose matter is remov ed from the cabinet, especially steel fi lings, bits of wire , and clips. (2) The control wiring is correctly connected and all electr ical connections are tight. (3) The pro ...

  • Sanyo XHX2452 - page 7

    1-3 T est Run 1 2 3 4 5 6 7 8 YES Make necessary corrections. Check the alarm contents. Check the alarm contents. Turn OFF the indoor and outdoor unit power . NO YES NO *1 *2 *3 *3 *2 CASE 1 CASE 2 CASE 3B CASE 3A YES YES NO YES NO NO NO YES YES NO Recheck the items to check bef ore the test run. Hav e the outdoor sub units been connected? Are the ...

  • Sanyo XHX2452 - page 8

    1-4 T est Run 1 2 3 4 5 6 7 8 2. Setting of Unit Control PCB 1. Main Outdoor Unit PCB Setting S003 S002 CN100 CN101 CN003 S004 S006 S005 S007 ...

  • Sanyo XHX2452 - page 9

    1-5 T est Run 1 2 3 4 5 6 7 8 2. Setting of Unit Control PCB Examples of the No . of indoor units settings (S005, S004) z 2 3 2 1 ON 1 ON ON 3 12 3 2 1 ON 3 1 1 1 1 1 ON 1 2 3 ON 1 2 3 ON 1 2 3 ON 1 2 3 2 1 ON 2 1 ON ON 1 2 2 1 ON 1 1 0 0 ON 1 2 3 ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF 3 2 1 ON ON ...

  • Sanyo XHX2452 - page 10

    1-6 T est Run 1 2 3 4 5 6 7 8 3. A uto Address Setting 1. A uto Address Setting Basic wiring diagram: Example (1) • If link wiring is not used (The inter-unit contr ol wires are not connected to multiple refrigerant systems.) Indoor unit addresses can be set without operating the compressors. Case 1 (1) A utomatic Address Setting from the Outdoor ...

  • Sanyo XHX2452 - page 11

    1-7 T est Run 1 2 3 4 5 6 7 8 1-1 1-2 2-1 2-2 2-9 1-3 1-13 2 9 2 1 ON 3 ON 1 2 3 ON 1 2 3 3 2 1 ON ON 1 2 3 ON 1 2 2 ON 1 3 1 1 ON 3 2 ON 1 2 2 ON 1 3 3 2 1 ON ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF OFF ON Automatic address setting in Heating mode Automatic address setting in Cooling mode Leav e the sock et that is us ...

  • Sanyo XHX2452 - page 12

    1-8 T est Run 1 2 3 4 5 6 7 8 3. A uto Address Setting Case 2 A utomatic Address Setting (no compressor operation) Indoor and outdoor unit power can be turned ON f or each system separately . Indoor unit addresses can be set without operating the compressors. A utomatic Address Setting from Outdoor Unit 1. On the No . 1 (main) unit control PCB, set ...

  • Sanyo XHX2452 - page 13

    1-9 T est Run 1 2 3 4 5 6 7 8 3. A uto Address Setting Case 3A A utomatic Address Setting in Heating Mode Indoor and outdoor unit power cannot be turned ON f or each system separately . In the f ollowing, automatic setting of indoor unit addresses is not possible if the compressors are not oper ating. Theref ore perform this process only after comp ...

  • Sanyo XHX2452 - page 14

    1-10 T est Run 1 2 3 4 5 6 7 8 3. A uto Address Setting Case 3B A utomatic Address Setting in Cooling Mode Indoor and outdoor unit power cannot be turned ON f or each system separately . In the f ollowing, automatic setting of indoor unit addresses is not possible if the compressors are not oper ating. Therefore perf or m this process only after co ...

  • Sanyo XHX2452 - page 15

    1-11 T est Run 1 2 3 4 5 6 7 8 3. A uto Address Setting Display during automatic ad dress setting On outdoor main unit PCB LED 1 2 Blink alternatel y * Do not shor t-circuit the automatic address setting pin (CN100) again while automatic address setting is in progress. Doing so will cancel the setting operation and will cause LED 1 and 2 to tur n O ...

  • Sanyo XHX2452 - page 16

    1-12 T est Run 1 2 3 4 5 6 7 8 4. Remote Controller T est Run Settings Request concerning recording the indoor/outdoor unit combination Nos. After automatic address setting has been completed, be sure to record them f or future reference . List the outdoor main unit system address and the addresses of the indoor units in that system in an easily vi ...

  • Sanyo XHX2452 - page 17

    1-13 T est Run 1 2 3 4 5 6 7 8 5. Caution for Pump Do wn 5. Caution for Pump Do wn Pump down means refrigerant gas in the system is returned to the outdoor unit. Pump down is used when the unit is to be mov ed, or bef ore ser vicing the refrigerant circuit. This outdoor unit cannot collect more than the rated refrigerant amount as shown b y the nam ...

  • Sanyo XHX2452 - page 18

    1-14 T est Run 1 2 3 4 5 6 7 8 6. Meaning of Alarm Messages 6. Meaning of Alarm Messages T able of Self-Diagnostics Functions and Description of Alarm Displays Alarm messages are indicated by the blinking of LED 1 and 2 (D72, D75) on the outdoor unit PCB . The y are also displa yed on the wired remote controller . Viewing the LED 1 and 2 (D72 and D ...

  • Sanyo XHX2452 - page 19

    1-15 T est Run 1 2 3 4 5 6 7 8 6. Meaning of Alarm Messages P ossible cause of malfunction Alarm Message Activation of protective device Protective de vice in outdoor unit is activated. Compressor therminal protector is activated. P ower supply v oltage is unusual. (The voltage is more than 260 V or less than 160 V between L1 and L2 phase.) P02 Inc ...

  • Sanyo XHX2452 - page 20

    1-16 T est Run 1 2 3 4 5 6 7 8 6. Meaning of Alarm Messages Alarm messages display ed on system controller Serial communication errors Mis-setting Error in transmitting serial communication signal Indoor or main outdoor unit is not oparating correctly . Mis-wiring of control wiring between indoor unit, main outdoor unit and system controller . C05 ...

  • Sanyo XHX2452 - page 21

    2-1 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Remote Contr ol Functions Contents 2. REMO TE CONTR OL FUNCTIONS 1.Main Operating Functions .................................................................................................. 2-2 1. Room T emperature Control .......................................................................................... ...

  • Sanyo XHX2452 - page 22

    2-2 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Remote Contr ol Functions 1. Main Operating Functions 1. Room T emperature Control The thermostat is tur ned ON/OFF according to as shown belo w . T = Room temperature - Set temper ature When remote controller sensor is used Room temperature = T emperature detected by the remote controller sensor When body sensor ...

  • Sanyo XHX2452 - page 23

    2-3 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Remote Contr ol Functions 1. Main Operating Functions 2. A utomatic Control f or Heating and Cooling A utomatic Heating/Cooling Control (1) When operation star ts, heating or cooling is selected according to the set temper ature and the room temperature. Room temperature Set temperature + 2F Cooling Set temperatu ...

  • Sanyo XHX2452 - page 24

    2-4 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Remote Contr ol Functions 2. Wireless Remote Contr oller Optional Controller (Remote Contr oller) Wireless Remote Controller / RCS-SH80AAB.WL (f or X T ype) / RCS-TRP80AAB.WL (for A, T T ype) / RCS- BH80AAB.WL (for U , D T ype) / RCS - SH1AAB (for K T ype) 1. How to Use the Wireless Remote Controller The illustra ...

  • Sanyo XHX2452 - page 25

    2-5 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Remote Contr ol Functions 2. Wireless Remote Contr oller F: FIL TER button If a separately installed signal receiv er is being employ ed, this button is used to turn off its filter lamp . When the filter lamp has lighted, first clean the filter , and then press the FIL TER button to turn off the filter lamp . Whe ...

  • Sanyo XHX2452 - page 26

    2-6 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Remote Contr ol Functions 2. Wireless Remote Contr oller The wireless remote control unit sends the temperature signal to the air conditioner regularly at fi ve-minute intervals. If the signal from the wireless remote control unit stops for more than ten minutes due to the loss of the wireless remote control uni ...

  • Sanyo XHX2452 - page 27

    2-7 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Remote Contr ol Functions 2. Wireless Remote Contr oller 2. Receiver The signal receivers with the e xception of the separately installed signal receiver are mounted on the indoor units. A: Receiver This section picks up infrared signals from the wireless remote control unit (transmitter). Indication lamps One of ...

  • Sanyo XHX2452 - page 28

    2-8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Remote Contr ol Functions 2. Wireless Remote Contr oller 3. Operation • T o warm up the system, the power mains must be turned on at least five (5) hours bef ore operation. STEP 1 T o start the air conditioner: Press the operation b utton (ON/OFF button). STEP 2 Setting the mode: Press the MODE button to select ...

  • Sanyo XHX2452 - page 29

    2-9 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Remote Contr ol Functions 2. Wireless Remote Contr oller 4. Using the Wireless Remote Control Unit Slide switch This is used to set the operation mode of the indoor units and to set the flaps. • Depending on the indoor unit used, the operation displa y and airflow direction displa y settings will diff er as sho ...

  • Sanyo XHX2452 - page 30

    2-10 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Remote Contr ol Functions 2. Wireless Remote Contr oller 5. Address Settings When mounting the wireless remote control unit on a wall for use • Bef ore mounting the wireless remote control unit on the wall, place the unit at the mounting position, press the ON/OFF operation b utton and check that the signals a ...

  • Sanyo XHX2452 - page 31

    2-11 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Remote Contr ol Functions 2. Wireless Remote Contr oller Wireless remote control unit address displays …… X type P osition of address switch on signal receiver (inside indoor unit) * The address switch in the operation area may be set to any position. …… For positions 1, 2 and 3, set the knob to the left ...

  • Sanyo XHX2452 - page 32

    2-12 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Remote Contr ol Functions 2. Wireless Remote Contr oller 6. Emergency Operation In any of the f ollowing e v ents, use the Emergency operation b utton to operate the air conditioner on a makeshift basis . • When there is no charge remaining in the wireless remote control unit's batteries • When the wire ...

  • Sanyo XHX2452 - page 33

    2-13 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Remote Contr ol Functions 2. Wireless Remote Contr oller A, U , D type Initiate operation using the Emergency operation b utton in the signal receiver . 1. Press the Emergency operation b utton. The air conditioner initiates a cooling operation when its operation is star ted up at a room temperature of 75°F (24 ...

  • Sanyo XHX2452 - page 34

    2-14 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Remote Contr ol Functions 2. Wireless Remote Contr oller 7. T roubleshooting Check out the f ollowing points before requesting service. If the trouble persists e ven after performing the checks recommended abo ve , shut down the air conditioner's operation, set the local power s witch to OFF , and contact y ...

  • Sanyo XHX2452 - page 35

    2-15 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Remote Contr ol Functions 3. Timer Remote Controller (RCS-TM80BG) 1. How to Use the Timer Remote Contr oller 15 14 16 17 23 25 27 29 26 28 30 18 21 22 20 24 12 1 2 5 7 3 8 6 9 31 10 4 11 13 Operating buttons Display 8 10 9 13 11 12 1 3 4 7 2 5 6 SM830157_W-2WAY_ECO-i.indb 15 SM830157_W-2WAY_ECO-i.indb 15 2007/06 ...

  • Sanyo XHX2452 - page 36

    2-16 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Remote Contr ol Functions 3. Timer Remote Controller (RCS-TM80BG) 2. Names and Operations 1. Start/Stop button Pushing this button starts, and pushing again stops the unit. 2. Operation lamp The lamp is turned on when an air conditioner is in opera- tion. This lamp blinks when an error occurs or a protectiv e de ...

  • Sanyo XHX2452 - page 37

    2-17 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Remote Contr ol Functions 3. Timer Remote Controller (RCS-TM80BG) 17. Operation mode change control indication Displa ys when an operation mode is entered by the re- mote control unit, while another operation mode has been already selected. This indicates that the operation mode cannot be changed. 18. Disabled F ...

  • Sanyo XHX2452 - page 38

    2-18 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Remote Contr ol Functions 3. Timer Remote Controller (RCS-TM80BG) 3. Installation Manual f or Timer Remote Controller Accessories for remote controller s witch 4. How to install the Remote Contr oller Do not supply power to the unit or try to operate it until the tubing and wiring to the outdoor unit is complete ...

  • Sanyo XHX2452 - page 39

    2-19 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Remote Contr ol Functions 3. Timer Remote Controller (RCS-TM80BG) Use A WG#20 to AWG#16 wires . Remote controller wiring can be extended to a maximum of 1640 ft. (1) Strip the insulation to approximately 35/64" from the ends of the wires that will be connected. (2) T wist together the 2 wires and create a c ...

  • Sanyo XHX2452 - page 40

    2-20 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Remote Contr ol Functions 3. Timer Remote Controller (RCS-TM80BG) Fig. 2-4 Fi g . 2-5 5/32 7/64 4-23/32 4-23/32 5/8 1-1/2 1 1 3/16 × 3/8 53/64 4-13/32 15/16 11/64 × 3/8 1/16 11/64 × 3/8 3/16 × 27/64 1-13/16 3-9/32 4-35/64 Caution when installing the remote controller *1 Install the remote controller more tha ...

  • Sanyo XHX2452 - page 41

    2-21 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Remote Contr ol Functions 3. Timer Remote Controller (RCS-TM80BG) 10. Setting the Present Time 1. Press and hold for more than 2 seconds to enter in the present day and time setting mode. Once you enter in the setting mode , , “ ”(day) and “time” fl ash. 2. Set “ ” to today’ s day of the week. Pre ...

  • Sanyo XHX2452 - page 42

    2-22 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Remote Contr ol Functions 3. Timer Remote Controller (RCS-TM80BG) Checking W eekly Timer Set the weekly progr am assigning a given timer to each da y of the week. Maximum of 6 progr ams a day and 42 prog rams a week can be set. Select the da y and the TIMER number you w ant to program. Program ima ge diagram 11. ...

  • Sanyo XHX2452 - page 43

    2-23 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Remote Contr ol Functions 3. Timer Remote Controller (RCS-TM80BG) Changing the Program Timer T o set the weekly prog ram, f ollow the steps below . 1. Select the program you want to set in the pr ogram confi rmation mode , and press . The enters the setting mode of the program currentl y displayed. * In the pro ...

  • Sanyo XHX2452 - page 44

    2-24 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Remote Contr ol Functions 3. Timer Remote Controller (RCS-TM80BG) 4. Set the program pattern. (program step 3) There are 4 program patterns. Pressing / repeats the f ollowing displa y patter ns. P attern 1 The indoor unit star ts operation at the progr ammed time. P attern 2 The indoor unit stops operation at th ...

  • Sanyo XHX2452 - page 45

    2-25 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Remote Contr ol Functions 3. Timer Remote Controller (RCS-TM80BG) Deleting the Program Timer T o delete the progr am timer setting, follo w the steps below . 1. Press to enter the program confi rmation mode. 2. Press / to select the day of the program y ou want to de- lete. 3. Press / to select a TIMER No. (fro ...

  • Sanyo XHX2452 - page 46

    2-26 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Remote Contr ol Functions 3. Timer Remote Controller (RCS-TM80BG) Duplicating the Program Timer Y ou can duplicate the preset program by da y . Select the copy sour ce. 1. If is pressed in program checking mode , it enters the cop y mode (Selecting the copy source ) of the pro- gram timer . While in the cop y mo ...

  • Sanyo XHX2452 - page 47

    2-27 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Remote Contr ol Functions 3. Timer Remote Controller (RCS-TM80BG) Outing function is a function that pre vents the room temperature from increasing too m uch (or decreasing too much) when no one is in the room. An air conditioner works automatically if this function is set effectiv e. 12. Outing Function COOL / ...

  • Sanyo XHX2452 - page 48

    2-28 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Remote Contr ol Functions 3. Timer Remote Controller (RCS-TM80BG) 1. Press and hold for more than 2 seconds to display the upper limit temperature setting screen. , and the upper limit temperature start fl ashing. (The def ault value of the upper limit temperature is 99°F (37°C).) 2. Press / to select the upp ...

  • Sanyo XHX2452 - page 49

    2-29 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Remote Contr ol Functions 3. Timer Remote Controller (RCS-TM80BG) 13. Sleeping Function * This function leads you to a comf ortable sleep and chang- es the room temperature during your sleep . * Y ou can set the off timer e very one hour from 1 to 10 hours. Displa y of remote control unit (during the time settin ...

  • Sanyo XHX2452 - page 50

    2-30 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Remote Contr ol Functions 3. Timer Remote Controller (RCS-TM80BG) 14. Wired Remote Controller T est Run Settings 1. Press the remote controller button f or 4 seconds or longer . 2. “TEST” appears on the LCD displa y while the test run is in progress. 3. Then press the button. ● The temper ature cannot be a ...

  • Sanyo XHX2452 - page 51

    2-31 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Remote Contr ol Functions 3. Timer Remote Controller (RCS-TM80BG) 15. Simple Settings Function • This allo ws the filter lifetime , operating mode prior- ity change, central control address , and other set- tings to be made f or an individual or group-control indoor unit to which the remote controller used f o ...

  • Sanyo XHX2452 - page 52

    2-32 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Remote Contr ol Functions 3. Timer Remote Controller (RCS-TM80BG) 0000 Not dis play ed 0001 150 ho urs 0002 2,500 ho urs 0003 5,000 ho urs 0004 10,000 ho urs Fil ter sig n ON tim e (filte r lifet ime) 0005 Use the f ilter clo gg ing se nsor . 0000 Standa rd (se t ti ng at time of sh ipp ing) Degr ee of filter fo ...

  • Sanyo XHX2452 - page 53

    2-33 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Remote Contr ol Functions 3. Timer Remote Controller (RCS-TM80BG) 7 3 1 6 1 5 4 2 16. Detailed Settings Functions • This allo ws the system address, indoor unit address, and other settings to be made f or the individual or group-control indoor unit to which the remote controller used f or detailed settings is ...

  • Sanyo XHX2452 - page 54

    2-34 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Remote Contr ol Functions 3. Timer Remote Controller (RCS-TM80BG) List of D e tail ed Se tt ing Ite ms Item code Item No. No. No. Setting data 000 0 4-W a y Air Discharg e Semi-Concealed (X) 000 5 000 8 000 6 Ty p e In doo r un it capa city 000 1 Unit N o. 1 000 2 Unit N o. 2 000 3 Uni t No. 3 003 0 Unit N o. 30 ...

  • Sanyo XHX2452 - page 55

    2-35 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Remote Contr ol Functions 3. Timer Remote Controller (RCS-TM80BG) Setting data Description No. Item Item code F orced ther mostat ON time Cooling discharge temperature shift Heating discharge temperature shift T emperature shift f o r cooling/heating change in “Auto Heat/Cool” mode Change to remote control t ...

  • Sanyo XHX2452 - page 56

    2-36 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Remote Contr ol Functions Sett in g d a ta Ite m code Ite m No. Descripti on 0000 No forced operat ion 0001 Forced opera ti on for 1 minute Automatic drain pump operation 0060 Continuous operation 0000 None V e ntilation fan o peratio n 0001 Ventilation fan operated by remote controller. 0000 Not used. ( Body se ...

  • Sanyo XHX2452 - page 57

    2-37 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Remote Contr ol Functions Sett i ng d a ta Ite m code Ite m No. Descript ion DC fan ta p operating mode Purpose 0000 Standard St andard (settin g at ti me of ship ping) High ceiling use High ceiling setting 1 (wit h s tandard pane l) 0001 For low static-pressure fil ter Ultra long-life filter, oil guard panel , ...

  • Sanyo XHX2452 - page 58

    2-38 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Remote Contr ol Functions T able 1 T able of DC F an Motor T ap Settings (4-way Air Discharge Semi-Concealed type) T able 2 T able of DC F an Motor T ap Settings (ceiling-mounted type) T able 3 T able of DC F an Motor T ap Settings (1-way Air Discharge Semi-Concealed type) * Failure to mak e this setting ma y re ...

  • Sanyo XHX2452 - page 59

    2-39 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Remote Contr ol Functions Selecting the DC fan motor tap (when setting from the PCB) ● 4-way Air Disc harge Semi-Concealed type <Procedure> Stop the system bef ore performing these steps. Open the electrical component box cov er , then check the indoor unit control PCB . Connect the jumper connector (2P: ...

  • Sanyo XHX2452 - page 60

    2-40 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Remote Contr ol Functions 3. Timer Remote Controller (RCS-TM80BG) 17. Remote Controller Servicing Functions T e s t r u n O p e r a t i o n w i t h f o r c e d t h e r m o s t a t O N P r e s s a n d h o l d t h e b u t t o n f o r 4 seconds or longer. S e n s o r t e m p e r a t u r e d i s p l a y T e m p e r ...

  • Sanyo XHX2452 - page 61

    2-41 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Remote Contr ol Functions 3. Timer Remote Controller (RCS-TM80BG) 2 1 4 3 T est Run Function Operates the unit with the thermostat forced ON. <Procedure> Press and hold the button f or 4 seconds or longer . “T est” appears on the remote controller LCD displa y . Star t operation. Press the b utton to r ...

  • Sanyo XHX2452 - page 62

    2-42 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Remote Contr ol Functions 2 1 4 5 3 NOTE: The temperature on the remote controller is displayed in Celusis (C). Please note that you will not mistakenly read it in Fahrenheit (F) on the display . Sensor T emperature Diaplay 3. Timer Remote Controller (RCS-TM80BG) 02 In take tem p. 03 E1 04 – 05 E3 06 Di scha r ...

  • Sanyo XHX2452 - page 63

    3-1 T r ouble Diagnosis 1 2 3 4 5 6 7 8 Contents 1. Contents of Remote Controller Switch Alarm Displa y ....................................................3-2 2. Outdoor Unit Control PCB LED Displa y ........................................................................... 3-4 3. W-2W A Y ECO-i Alarm Codes ....................................... ...

  • Sanyo XHX2452 - page 64

    3-2 T r ouble Diagnosis 1 2 3 4 5 6 7 8 1. Contents of Remote Contr oller Switch Alarm Displa y Remote controller is detecting error signal from indoor unit. Indoor unit is detecting error signal from outdoor unit. Outdoor unit is detecting error signal from indoor unit. Improper setting Improper setting Indoor unit communication error of group con ...

  • Sanyo XHX2452 - page 65

    3-3 T r ouble Diagnosis 1 2 3 4 5 6 7 8 1. Contents of Remote Contr oller Switch Alarm Displa y Overload current detected. Outdoor unit Lock current detected. No current detected when compressor was ON. Discharge temp . sensor trouble Outdoor unit protection Outdoor unit protection Connection failure of oil detection sensor Fusing of electromagneti ...

  • Sanyo XHX2452 - page 66

    3-4 T r ouble Diagnosis 1 2 3 4 5 6 7 8 2. Outdoor Unit Contr ol PCB LED Display ( : ON : Blinking : OFF) LED (RED) Display meaning 12 After the power is turned ON (and automatic address setting is not in progress), no communication with the indoor units in that system is possib le. (Both OFF) After power is turned ON (and automatic address setting ...

  • Sanyo XHX2452 - page 67

    3-5 T r ouble Diagnosis 1 2 3 4 5 6 7 8 3. W -2W A Y ECO-i Alarm Codes W -2W A Y ECO-i T rouble Diagnosis 3-10 3-10 3-11 3-11 3-11 3-12 3-14 3-14 3-15 3-15 3-15 3-14 3-15 3-16 3-16 3-16 3-17 Alarm code Alarm meaning Page E06 Outdoor unit f ailed to receive serial communication signals from indoor unit. E12 A utomatic address setting star t is prohi ...

  • Sanyo XHX2452 - page 68

    3-6 T r ouble Diagnosis 1 2 3 4 5 6 7 8 E06 alarm Alarm code E06 Alarm meaning Outdoor unit failed to receiv e serial communication signals from indoor unit. Outdoor unit f ailed to receive serial communication signals from indoor unit. Alarm conditions Probable cause (1) The indoor unit power was cut OFF after initial communications w ere complete ...

  • Sanyo XHX2452 - page 69

    3-7 T r ouble Diagnosis 1 2 3 4 5 6 7 8 E16 Alarm Alarm code E16 Alarm meaning Automatic address setting alarm (too many units) Alarm conditions • There were a number of indoor units w as too many when A utomatic address setting was perf ormed at a number of indoor units. • After initial communications were completed, an unrecogniz ed unit was ...

  • Sanyo XHX2452 - page 70

    3-8 T r ouble Diagnosis 1 2 3 4 5 6 7 8 3. W -2W A Y ECO-i Alarm Codes E25 Alarm Alarm code E25 — — — — Alarm meaning Outdoor unit address setting failure (duplication) Alarm conditions Communication by the outdoor unit main/sub control wiring was receiv ed that contained the same address as that unit 5 times or more within 3 minutes. Proba ...

  • Sanyo XHX2452 - page 71

    3-9 T r ouble Diagnosis 1 2 3 4 5 6 7 8 3. W -2W A Y ECO-i Alarm Codes (3) A/D step is 10 steps or less (shor t circuit). F04, F05, F22 Alarm Alarm code F04, F05, F22 Alarm meaning Compressor 1 discharge temperature sensor (DISCH1) troub le, compressor 2 discharge temperature sensor (DISCH2) troub le, Compressor 3 discharge temperature sensor (DISC ...

  • Sanyo XHX2452 - page 72

    3-10 T r ouble Diagnosis 1 2 3 4 5 6 7 8 3. W -2W A Y ECO-i Alarm Codes F06, F23 Alarm Alarm code F06, F23 Alarm meaning Gas temperature sensor (EXG1) trouble at outdoor heat e xchanger 1; Gas temperature sensor (EXG2) trouble at outdoor heat e xchanger 2 Alarm conditions (1) A/D step is 10 steps or less (short circuit). (2) A/D step is 1014 steps ...

  • Sanyo XHX2452 - page 73

    3-11 T r ouble Diagnosis 1 2 3 4 5 6 7 8 3. W -2W A Y ECO-i Alarm Codes F08 Alarm meaning Outdoor air temperature sensor (AIR TEMP) trouble Alarm conditions (1) A/D step is 10 steps or less (short circuit). (2) A/D step is 1014 steps or more (open circuit) Probable cause (1) Sensor malfunction (including connector) (2) PCB malfunction Check (1) Mea ...

  • Sanyo XHX2452 - page 74

    3-12 T r ouble Diagnosis 1 2 3 4 5 6 7 8 3. W -2W A Y ECO-i Alarm Codes F31 Alarm Alarm code F31 Alarm meaning Outdoor unit non-volatile memory (EEPROM) trouble Alarm conditions (1) Non-volatile memor y is not present when pow er initialization occurs. (2) Read values do not match after writing to non-v olatile memor y is complete. Probable cause ( ...

  • Sanyo XHX2452 - page 75

    3-13 T r ouble Diagnosis 1 2 3 4 5 6 7 8 3. W -2W A Y ECO-i Alarm Codes H 06 Al arm Alarm code H06 Alarm meaning Abnor mal low-pressure drop Alarm conditions A pre-tr ip occurs during the unit’ s operation when the lo w-pressure sensor installed at constant low-pressure parts detects a pressure of 7.25 psi or less continuously for 2 minutes , or ...

  • Sanyo XHX2452 - page 76

    3-14 T r ouble Diagnosis 1 2 3 4 5 6 7 8 3. W -2W A Y ECO-i Alarm Codes H11, H12, H21, H22 Alarm Alarm code Alarm meaning Alarm conditions Probable cause Check Correction Example — (1) Compressor f ailure (lock ed or par tially locked) (1) Compressor f ailure (par tially lock ed) (2) CT (Current T ransformer) circuit failure (including cut wiring ...

  • Sanyo XHX2452 - page 77

    3-15 T r ouble Diagnosis 1 2 3 4 5 6 7 8 3. W -2W A Y ECO-i Alarm Codes CT circuit f ailure H13, H23 Alarm Alarm code H13, H23 Alarm meaning Compressor 2 CT sensor (CT2) disconnected or shor t-circuit; Compressor 3 CT sensor (CT3) disconnected or shor t-circuit. Alarm conditions The current is still 1.5 A or less when 2 seconds or longer has elapse ...

  • Sanyo XHX2452 - page 78

    3-16 T r ouble Diagnosis 1 2 3 4 5 6 7 8 H 31 Al arm Alarm code H31 Alarm meaning HIC trouble alarm Alarm conditions This alar m occurs when the microcomputer identifies a trouble signal (indicating abnormal HIC temperature or other troub le) from the HIC. Probable cause Ov ercurrent in HIC circuit, and resultant abnormal heating, caused by HIC fai ...

  • Sanyo XHX2452 - page 79

    3-17 T r ouble Diagnosis 1 2 3 4 5 6 7 8 3. W -2W A Y ECO-i Alarm Codes L10 Alarm Alarm code L10 Alarm meaning Outdoor unit capacity not set Alarm conditions The outdoor unit capacity has not been set, or the setting is not allowed by the system. Probable cause This alar m occurs because the capacity has not been set. Check Connect the outdoor unit ...

  • Sanyo XHX2452 - page 80

    3-18 T r ouble Diagnosis 1 2 3 4 5 6 7 8 3. W -2W A Y ECO-i Alarm Codes P03, P17, P18 Alarm Alarm code P03, P17, P18 Alarm meaning Compressor 1 discharge temperature trouble; Compressor 2 discharge temperature trouble; Compressor 3 discharge temperature troub le Alarm conditions Pre-tr ip stop at 222°F (106°C) or higher This alarm occurs when the ...

  • Sanyo XHX2452 - page 81

    3-19 T r ouble Diagnosis 1 2 3 4 5 6 7 8 3. W -2W A Y ECO-i Alarm Codes Correction Replace the f ailed par t and correct the amount of refrigerant charge. Example — — Notes Alarm code P04 Alarm meaning Alarm conditions Probable cause Check High-pressure s witch activated. When the electrical circuit of the high-pressure switch is activ ated, th ...

  • Sanyo XHX2452 - page 82

    3-20 T r ouble Diagnosis 1 2 3 4 5 6 7 8 3. W -2W A Y ECO-i Alarm Codes P05 Alarm Alarm code P05 Alarm meaning Rev erse phase (or missing phase) detected Alarm conditions This alar m occurs when a rev erse phase or missing phase is detected in the L1-L2-L3 phases. Probable cause Re verse phase or missing phase in the L1-L2-L3 phases Check Chec k th ...

  • Sanyo XHX2452 - page 83

    3-21 T r ouble Diagnosis 1 2 3 4 5 6 7 8 P22 Alarm Alarm code P22 Alarm meaning Fan motor troub le Alarm conditions Fan motor start failure , fan motor Hall IC input f ailure Probable cause P ossible causes are a Hall IC input circuit f ailure and a fan HIC f ailure. Check Chec k the fan motor wiring, the Hall IC wiring, and the connector connectio ...

  • Sanyo XHX2452 - page 84

    3-22 T r ouble Diagnosis 1 2 3 4 5 6 7 8 4. Blinking (Inspection) Displa y on the Remote Contr oller Currently the blinking inspection displa y can be display ed only on the wired remote controller and system remote controller . Blinking inspection display (1) (A utomatic backup) Alarm code (Blinking inspection display) Alarm meaning A utomatic bac ...

  • Sanyo XHX2452 - page 85

    3-23 T r ouble Diagnosis 1 2 3 4 5 6 7 8 4. Blinking (Inspection) Displa y on the Remote Contr oller Blinking inspection display (2) (compressor ma gnet SW seizing detection) Alarm code Alarm meaning Compressor magnet SW seizing detected Status: The compressor and outdoor unit fan motor continue to run e ven though all indoor units within that refr ...

  • Sanyo XHX2452 - page 86

    SM830157_W-2WAY_ECO-i.indb 24 SM830157_W-2WAY_ECO-i.indb 24 2007/06/08 14:23:48 2007/06/08 14:23:48 ...

  • Sanyo XHX2452 - page 87

    4-1 PCB and Functions 1 2 3 4 5 6 7 8 Contents 4. PCB AND FUNCTIONS 1. Outdoor Unit Control PCB .................................................................................................4-2 1. Outdoor Unit Control PCB CR-CHDX14053 .....................................................................4-2 2. Functions (f or CR-CHDX14053) ...... ...

  • Sanyo XHX2452 - page 88

    4-2 PCB and Functions 1 2 3 4 5 6 7 8 1. Outdoor Unit Control PCB CR-CHDX14053 T erminal plug TEST(CN022)pin EMG(CN002)plug OC(CN001)plug RC(CN006)plug RC1(CN106)plug Control circuit fuse(F003) Low-pressure sensor LIquid temp. sensor at heat exchanger 1,2 High-pressure sensor Oil detection sensor Gas temp. sensor at heat exchanger 1,2 Comp. dischar ...

  • Sanyo XHX2452 - page 89

    4-3 PCB and Functions 1 2 3 4 5 6 7 8 1. Outdoor Unit Contr ol PCB 2. Functions (for CR-CHDX14053) A utomatic address setting (CN100) 2P plug (white): Automatic address setting pin Shor t-circuit this pin f or 1 second or longer to automatically set the addresses at the indoor units that are connected to that outdoor unit and are within the same sy ...

  • Sanyo XHX2452 - page 90

    4-4 PCB and Functions 1 2 3 4 5 6 7 8 1. Outdoor Unit Control PCB T erminal plug 3P plug (blac k): F or communications circuit impedance matching A connecting sock et (3P , black) is attached to the terminal plug at the time of shipment from the f actor y . In the case of link wiring which combines the inter-unit control wir ing f or multiple syste ...

  • Sanyo XHX2452 - page 91

    4-5 PCB and Functions 1 2 3 4 5 6 7 8 1. Outdoor Unit Control PCB T able 1. Setting the System Address [S002: Rotar y s witch (black), S003: 2P DIP (blue)] Outdoor system address S002 setting S003 setting 1P (10s digit) 2P (20s digit) 1 refrigerant system only 1 0 OFF OFF Link wiring 1 2 3 4 5 6 7 8 9 1 2 3 4 5 6 7 8 9 OFF OFF OFF OFF OFF OFF OFF O ...

  • Sanyo XHX2452 - page 92

    4-6 PCB and Functions 1 2 3 4 5 6 7 8 2. Indoor Unit Control PCB 1. Indoor Unit Control PCB Switc hes and Functions Indoor unit control PCB T10: 6P plug (yellow): Used f or remote control. (Refer to the remote control section.) (CN61) Control items: (1) Start/stop input (2) Remote controller prohibit input (3) Star t signal output (4) Alar m signal ...

  • Sanyo XHX2452 - page 93

    4-7 PCB and Functions 1 2 3 4 5 6 7 8 EMG (CN044) DISP (CN072) CHK (CN071) T10 (CN061) EXCT (CN073) GRL (CN020) JP001 F AN DRIVE (CN032) FIL TER (CN070) PO WER LED (D002) OC (CN040) EEPROM (IC010) OPTION (CN060) V ARIST OR (V A100) EEPROM (IC010) OPTION (CN060) CHK (CN062) JP001 FIL TER (CN070) EXCT (CN073) F AN DRIVE (CN032) POWER LED (D002) DISP ...

  • Sanyo XHX2452 - page 94

    4-8 PCB and Functions 1 2 3 4 5 6 7 8 CHK (test) pin DISP pin TRANS-S plug EMG plug If the fuse (F002) has blo wn, deter mine the cause and correct it. Then change the sock et from the OC plug to the EMG plug. OC plug Control circuit fuse (F002) P ower LED (LD002) Microcomputer Nonv olatile memory IC Indoor heat e xchanger (E2) sensor Indoor heat e ...

  • Sanyo XHX2452 - page 95

    4-9 PCB and Functions 1 2 3 4 5 6 7 8 2. Indoor Unit Control PCB 4. CR1 (for CR-KR254GXH56A/KHX2452) (W all-Mounted) CHK (test) pin DISP pin TRANS-S plug EMG plug If the fuse (F002) has blo wn, deter mine the cause and correct it. Then change the sock et from the OC plug to the EMG plug. OC plug Control circuit fuse (F002) P ower LED (LD002) Microc ...

  • Sanyo XHX2452 - page 96

    4-10 PCB and Functions 1 2 3 4 5 6 7 8 2. Indoor Unit Control PCB 5. CR2 (for PO W -KR74GXH56/KHX0752~KHX2452) (W all-Mounted) TRANS-S plug Control circuit fuse (F201) T20 plug OP1 plug PO W -KR74GXH56-0 SM830157_W-2WAY_ECO-i.indb 10 SM830157_W-2WAY_ECO-i.indb 10 2007/06/08 14:23:57 2007/06/08 14:23:57 ...

  • Sanyo XHX2452 - page 97

    4-11 PCB and Functions 1 2 3 4 5 6 7 8 2. Indoor Unit Control PCB 6. Explanation of Functions (CR-KXRP56AN, CR-KXRP80AN, PO W -KRP50A) T10 (CN105) (f or remote control) 6P fl ag (yello w): Used f or remote control. Control items: Start/stop input Remote controller prohibit input Star t signal output Alarm signal output EXCT (CN009) 2P plug (red): ...

  • Sanyo XHX2452 - page 98

    4-12 PCB and Functions 1 2 3 4 5 6 7 8 OPTION (CN014) 6P (white): Outputs external signals as shown in the fi gure below . OPTION (white) Indoor unit control PCB (CR1) DC 12V Relay (DC 12V , field supply) (Note) F an signal Heat star t signal Cool star t signal Thermostat signal Defrost signal Note: The rela y must be installed at a distance of 6- ...

  • Sanyo XHX2452 - page 99

    5-1 Self-Diagnosis Function T able 1 2 3 4 5 6 7 8 Contents 5. SELF-DIA GNOSIS FUNCTION T ABLE 1. Self-Diagnosis Function T able .......................................................................................... 5-2 SM830157_W-2WAY_ECO-i.indb 1 SM830157_W-2WAY_ECO-i.indb 1 2007/06/08 14:23:58 2007/06/08 14:23:58 ...

  • Sanyo XHX2452 - page 100

    5-2 Self-Diagnosis Function T able 1 2 3 4 5 6 7 8 1. Self-Diagnosis Function T able 1. Self-Diagnosis Function T able • Causes and corrections in instances when automatic address setting cannot be star ted • Causes and corrections in instances when automatic address setting star ts, b ut cannot be completed successfully • If alar m E15, E16, ...

  • Sanyo XHX2452 - page 101

    5-3 Self-Diagnosis Function T able 1 2 3 4 5 6 7 8 • When automatic address setting is star ted from the outdoor unit control PCB or from the remote controller , (SETTING) appears on the remote controller at units where the inter-unit control wiring and remote controller wiring are connected correctly . LED 1 and 2 on the outdoor unit control PCB ...

  • Sanyo XHX2452 - page 102

    5-4 Self-Diagnosis Function T able 1 2 3 4 5 6 7 8 1. Self-Diagnosis Function T able Alarm code Alarm meaning E06 Outdoor unit f ailed to receive serial communication signals from indoor unit. E12 A utomatic address setting star t is prohibited. E15 A utomatic address setting alarm (too few units) E16 A utomatic address setting alarm (too many unit ...

  • Sanyo XHX2452 - page 103

    6-1 Service Check er 1 2 3 4 5 6 7 8 Contents 6. SER VICE CHECKER 1. Outdoor Unit Maintenance Remote Controller ................................................................ 6-2 1. Over View ................................................................................................................. ........6-2 2. Functions ................. ...

  • Sanyo XHX2452 - page 104

    6-2 Service Check er 1 2 3 4 5 6 7 8 1. Outdoor Unit Maintenance Remote Controller ● The special ser vice check er wir ing is required in order to connect the outdoor unit maintenance remote controller to the outdoor unit PCB. ● Ordinar y remote controllers or other controllers are still required for the indoor units , ev en when the outdoor un ...

  • Sanyo XHX2452 - page 105

    6-3 Service Check er 1 2 3 4 5 6 7 8 LED 1. Outdoor Unit Maintenance Remote Controller ■ T emperature monitor Displa ys the temperature from each indoor/outdoor sensor . ■ Outdoor unit alarm history monitor Displa ys the outdoor unit alar m histor y . ■ Setting the outdoor unit EEPROM data Settings mode 1 and settings mode 2 can be used to ma ...

  • Sanyo XHX2452 - page 106

    6-4 Service Check er 1 2 3 4 5 6 7 8 1. Outdoor Unit Maintenance Remote Controller and correspond to Fig. 6-3 on the next page . Display (functions) The item codes can be changed with the and buttons . Outdoor unit alarm No . of connected indoor units Unit Nos. of connected indoor unit Operating status of indoor unit Thermostat ON status of indoor ...

  • Sanyo XHX2452 - page 107

    6-5 Service Check er 1 2 3 4 5 6 7 8 1 3 2 LED <No . of connected indoor units> 4 units connected <Unit Nos. 1, 2, 3, 4 connected> 1. Outdoor Unit Maintenance Remote Controller Fig. 6-3 Fig. 6-4 Fig. 6-5 Sample display (Fig. 6-4, Fig. 6-5) XX-YY R.C. Displa ys the outdoor unit sub-bus address which is currently selected. XX = Outdoor un ...

  • Sanyo XHX2452 - page 108

    6-6 Service Check er 1 2 3 4 5 6 7 8 1. Outdoor Unit Maintenance Remote Controller Concerning the 7-segment 4-digit display of remote contr oller timer time Display of unit Nos. 1 20 Display of unit Nos. 21 40 The unit Nos. of connected units are indicated by f our 7-segment digits and a colon. Meaning of colon Meaning of colon The meaning of the c ...

  • Sanyo XHX2452 - page 109

    6-7 Service Check er 1 2 3 4 5 6 7 8 4. Monitoring Operations Displa y the indoor unit and outdoor unit sensor temper atures. <Operating procedure> Press and hold the (CHECK) and (CANCEL) buttons simultaneously f or 4 seconds or longer to engage temperature monitor mode . During temperature monitoring, illuminates. (The displa y and operation ...

  • Sanyo XHX2452 - page 110

    6-8 Service Check er 1 2 3 4 5 6 7 8 5. Outdoor Unit Alarm History Monitor Recalls and displa ys the outdoor unit alarm histor y . • This is f or the outdoor unit only . Indoor unit alar ms cannot be recalled. • The indoor unit alarm histor y can be viewed on the indoor unit remote controller or other controller . <Operation procedure> Pr ...

  • Sanyo XHX2452 - page 111

    6-9 Service Check er 1 2 3 4 5 6 7 8 1. Outdoor Unit Maintenance Remote Controller 6. Setting the Outdoor Unit EEPROM Data This function is used to make the outdoor unit EEPROM data settings .  Setting mode 1 Press the (CHECK) b utton and the (VENTILA TION) b utton simultaneously f or 4 sec- onds or longer . Press the temperature setting and but ...

  • Sanyo XHX2452 - page 112

    6-10 Service Check er 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 5 3 2 4 Refrigerant type : (C) and (D) are display ed alternately . The e xample here (000, 410) indicates R410A. (C) Display of fir st 3 digits (D) Display of last 3 digits  Setting mode 2 Press the (CHECK) b utton, (SET) button and the (CANCEL) button sim ultane- ously f or 4 seconds or l ...

  • Sanyo XHX2452 - page 113

    Section-6.indd 11 Section-6.indd 11 2007/06/08 15:46:28 2007/06/08 15:46:28 ...

  • Sanyo XHX2452 - page 114

    200706MDC SM830157_W-2WAY_ECO-i.indb 1 SM830157_W-2WAY_ECO-i.indb 1 2007/06/08 14:24:06 2007/06/08 14:24:06 ...

Manufacturer Sanyo Category Air Conditioner

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- or energy labels Sanyo XHX2452
All of them are important, but the most important information from the point of view of use of the device are in the user manual Sanyo XHX2452.

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A complete Sanyo manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

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5. FAQ - Frequently Asked Questions
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