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Manual Delfield T20C

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  • Delfield T20C - page 1

    T5, T14D, T20C, T24C, T40 Blast Chiller/Shock Freezers Ser vice, Installation and Care Manual Please read this manual completely before attempting to install or operate this equipment! Notify carrier of damage! Inspect all components immediately . See page 2. Blast Chillers/Shock Freezers Effective Date August 2006 IM POR T AN T I NF ORM A TI ON RE ...

  • Delfield T20C - page 2

    C ONTENTS 1. GENERAL DOCUMENT A TION 1.1 General information page 5 1.2 Installation page 5 1.3 T ranspor t and handling page 5 1.4 Unpacking - disposal of pack aging materials page 5 1.5 General safety regulations page 6 2. INST ALL A TION 2.1 Data plate inf ormation page 6 2.2 P ositioning page 6 2.3 Ambient tempera ture and air circula tion page ...

  • Delfield T20C - page 3

    6. APPLIANCE FUNCTIONS 6.1 Date and time settings page 19 6.2 Ice cream surface hardening page 19 6.3 Muting the beeper and alarm reset page 19 6.4 Pr ogram stor age page 19 6.5 Displaying the three la test HAC CP alarms page 20 6.6 Printing out st ored data page 20 6.7 F orc ed ventilation function page 20 6.8 User prog ramming page 20 6.9 Manual ...

  • Delfield T20C - page 4

    1.1. General informa tion • This manual is an integral part of the product, providing all the inf ormation requir ed to ensure correct installation, operation and maint enance of the machine. • Read the manual carefully , mak ing ref erence to it for machine oper ation. Keep the manual in a safe place wher e it can be accessed b y all authorise ...

  • Delfield T20C - page 5

    2 . INST ALL A TION 2.1 Data plat e information • Check that the data specied on the plate correspond to the char acteristics of the power supply ( V , kW , H z, no . phases and power available). • The dataplate with appliance specications is located at the r ear exterior of the machine and/or on the electrical boards (g . 3). The set- ...

  • Delfield T20C - page 6

    2.6 Condensa te drainage c onnection F or models T20C- T24C- T40 t a condensate water drainage hose with a minimum diamet er of 1” . Pro vide a waste pipe with a trap with a diameter of at least 1 1/2” at oor level . 2.7 Information f or the installation technician Before starting up the machine, check that it has been correctly installed ...

  • Delfield T20C - page 7

    3.1 Shut-down procedur es In the event of emergency , shut down the appliance by switching o po wer at the main panel, by means of a br eaker or power disconnect or by removing the plug fr om the power socket. 3.2 Operating tips Before starting up the appliance, clean the inside of the compartment thoroughly . 3.2.1 Pre- cooling Before using the ...

  • Delfield T20C - page 8

    4 . DESCRIPTION OF THE VERTIC AL C ONTROL P ANEL + 38 o 0 o + 38 o H AR D o C H A C CP P R O G R A M 6 5 1 5 1 1 2 1 0 3 5 a 4 5 b 1 4 7 8 9 1 1 2 1 3 ...

  • Delfield T20C - page 9

    4.1 PUSH-BUTTONS : 1. ON /OFF (ST AND BY) 2. SOFT BLAST CHILLING CYCLE (+38°F / +3°C) 3. HARD BLAST CHILLING CYCLE (+38°F / +3°C) 4. BLAST FREEZING CYCLE (0°F / -18°C) 5. END CYCLE BY TIME / PROBE (TEMPERA TURE) 5A. PROBE CHILLING INDICA TOR LED 5B. TIMED CHILLING INDICA TOR LED 6. CYCLE ST AR T / STOP 7. INCREASE V ALUE 8. DECREASE V ALUE 9. ...

  • Delfield T20C - page 10

    5.1 ST ARTING UP THE APPLIANCE (only f or T14D / T20C / T24C / T40) PRE HEA TING FUNC TION OF C OMPRESSOR SUP When pow er is initially supplied to the cabinet, a 2-hour pre-heating phase star ts and the display shows some blinking dashes “---” . During this phase the machine cannot be star ted. This important information is shown on a yello w l ...

  • Delfield T20C - page 11

    IMPORT ANT: w ork cycles and modes can only be selected when the appliance is ON (LED on push - button 6 o ) IMPORT ANT: T he appliance will automatically defr ost if coil temperatur e falls below 45˚F . I t will not go into defrost during a chill or freez e cycle. When it is in defrost a new cycle can not be initiated until defrost is complete ...

  • Delfield T20C - page 12

    • At the end of the chilling cycle, the appliance aut omatically switches to the set st orage temperatur e for an indenite in ter val (like a standar d storage appliance). LEDs 13 switch o while LEDs 14 light up . • The compar tment tempera ture is constantly sho wn on display 16; during this c ycle , defrost cycles are per formed at r eg ...

  • Delfield T20C - page 13

    5.4 HARD BLAST CHILLING B Y TEMPER A TURE • Pr ess push-button 3 (relativ e LED lights up), then press push-butt on 5 to select the temperature mode (LED 5A on). Inser t the core pr obe into the cor e of the product to be chilled. • Star t up the cycle by pressing push-butt on 6 . LED 5A and those relativ e to the push-buttons pressed illuminat ...

  • Delfield T20C - page 14

    The time setting (in minutes) can be modied by means of push-butt ons 7 4.1 PUSH-BUTTONS : 1. ON /OFF (ST AND BY) 2. SOFT BLAST CHILLING CYCLE (+38°F / +3°C) 3. HARD BLAST CHILLING CYCLE (+38°F / +3°C) 4. BLAST FREEZING CYCLE (0°F / -18°C) 5. END CYCLE BY TIME / PROBE (TEMPERA TURE) 5A. PROBE CHILLING INDICA TOR LED 5B. TIMED CHILLING INDI ...

  • Delfield T20C - page 15

    5.7 TIMED BL AST FREEZING • Pr ess push-button 4 4.1 PUSH-BUTTONS : 1. ON /OFF (ST AND BY) 2. SOFT BLAST CHILLING CYCLE (+38°F / +3°C) 3. HARD BLAST CHILLING CYCLE (+38°F / +3°C) 4. BLAST FREEZING CYCLE (0°F / -18°C) 5. END CYCLE BY TIME / PROBE (TEMPERA TURE) 5A. PROBE CHILLING INDICA TOR LED 5B. TIMED CHILLING INDICA TOR LED 6. CYCLE ST A ...

  • Delfield T20C - page 16

    6.1 DA TE AND TIME SET TINGS : PUSH-BUT T ON (5) Set the machine to ON 4.1 PUSH-BUTTONS : 1. ON /OFF (ST AND BY) 2. SOFT BLAST CHILLING CYCLE (+38°F / +3°C) 3. HARD BLAST CHILLING CYCLE (+38°F / +3°C) 4. BLAST FREEZING CYCLE (0°F / -18°C) 5. END CYCLE BY TIME / PROBE (TEMPERA TURE) 5A. PROBE CHILLING INDICA TOR LED 5B. TIMED CHILLING INDICA T ...

  • Delfield T20C - page 17

    6.5 DISPLA YING THE THREE L A TEST HA C CP ALARMS (PUSH-BUT T ON 10) Set the machine to ON 4.1 PUSH-BUTTONS : 1. ON /OFF (ST AND BY) 2. SOFT BLAST CHILLING CYCLE (+38°F / +3°C) 3. HARD BLAST CHILLING CYCLE (+38°F / +3°C) 4. BLAST FREEZING CYCLE (0°F / -18°C) 5. END CYCLE BY TIME / PROBE (TEMPERA TURE) 5A. PROBE CHILLING INDICA TOR LED 5B. TIM ...

  • Delfield T20C - page 18

    7 . ALARM MANA GEMENT 7.1 Stor age of data/errors The appliance electronic contr oller is equipped with a system of ac oustic and visual signals to indicate the intervention of safety devices. The table below g ives a list of the alarms shown on the panel displa y 7.2 The soft war e contr ols the following alarms: Evapor ator pr obe alarm (ALL 01) ...

  • Delfield T20C - page 19

    Input SW2 (ALL 05) (door micr oswitch alarm) Cause: Input active for more than 5 minut es with appliance in start status. Door open (close door) Microswitch fault (replac e the microswitch) Beeper: Activated (3 seconds , then a pause of 30 seconds) until the mut e button is pressed . Display: Alternates message “ ALL 05” with standar d display ...

  • Delfield T20C - page 20

    Ex cessiv e temperatur e alarm ( ALL 11) Cause: (only during storage) c ell probe constantly det ects a temperature gr eater than the sum of positive or nega tive storage set poin ts with relativ e alarm delta. Blackout alarm ( ALL 12) Cause: (only during storage) after the r eturn of power the cell pr obe detects a temperature gr eater than the su ...

  • Delfield T20C - page 21

    INFORMA TION ON ALARMS: During alarms, the beeper is activated and the display show s the message “ ALL xx ” . The alarm message is alternated on the displa y even when the beeper has been silenced , until the alarm has been cleared. Alarm relay s remain activated as long as the alarm is display ed. In the case that more than one alarm has been ...

  • Delfield T20C - page 22

    8 . MAINTENANCE AND CLEANING The information and instructions giv en in this section address all persons operating the appliance: the user , the maintenance technician and non- specialised personnel. Ensure that the electrical power t o the system has been disconnected before carrying out any cleaning or maintenanc e work on the applianc e. 8.1 GEN ...

  • Delfield T20C - page 23

    De l f i e l d ™ ® T5: Blast Chiller/Shock F r eezer v v v v v v v ! v  ...

  • Delfield T20C - page 24

    De l f i e l d ™ ® T14D: Blast Chiller/Shock F r eez er v v v v v  v  v ? ...

  • Delfield T20C - page 25

    De l f i e l d ™ ® T20C: Blast Chiller/Shock F r eezer by Delfield ® 38 38 0 ™ Sample Printout REFRIGERANT LINES ELECTRICAL DRAIN DRAIN REFRIGERANT LINES ELECTRICAL DRAIN DRAIN Model Voltage Max Fuse Size A verage Hea t Rejected (W) Ship Weight T20C 220-230/1/60 15 12895 550 lbs. REFRIGERANT LINES ELECTRICAL DRAIN DRAIN ...

  • Delfield T20C - page 26

    De l f i e l d ™ ® T24C: Blast Chiller/Shock F r eezer by Delfield ® 38 38 0 ™ Sample Printout REFRIGERANT LINES Drain Drain ELECTRICAL LINES REFRIGERANT LINES Drain Drain ELECTRICAL LINES Model Voltage Max Fuse Size A verage Hea t Rejected (W) Ship Weight T24C 220-230/1/60 15 12895 550 lbs. REFRIGERANT LINES Drain Drain ELECTRICAL LINES ...

  • Delfield T20C - page 27

    De l f i e l d ™ ® T40: Blast Chiller/Shock F r eezer by Delfield ® 38 38 0 ™ Sample Printout REFRIGERANT & ELECTRICAL LINES DRAIN DRAIN 30” 5.5” REFRIGERANT & ELECTRICAL LINES DRAIN DRAIN 30” 5.5” Model Voltage Max Fuse Size A verage Hea t Rejected (W) Ship Weight T40 220-230/1/60 15 22330 850 lbs. ...

  • Delfield T20C - page 28

    De l f i e l d ™ ® T20C & T24C: Blast Chiller/Shock F reez er R emote C ondensing Unit 39.00 39.00 39.00 39.00 T20C/T24C Deleld Model#: T20- T24CU Refrigerant 404A Compressor and wiring Compressor and Capacity 3 HP Compressor 13560 BTUH @ -32˚F , 90 amb , 104.4 Cond: 27,500BTUH @ -5˚, 90 amb Condensing Unit Wiring 208/230V/60Hz/3Ph Max ...

  • Delfield T20C - page 29

    De l f i e l d ™ ® T20C/T24C Deleld Model#: T20- T24CUW Refrigerant 404A Compressor and wiring Compressor and Capacity 3 HP Compressor 9,950 BTUH @ -40˚F , 85˚F inlet water , 105˚F Condensing Condensing Unit Wiring 208/230V/60Hz/3Ph Max Fuse Siz e: 35A Man Circuit Ampacity:25.4A Control Sy stem High Pressure Swit ch Set P oint: 450 psig, 3 ...

  • Delfield T20C - page 30

    De l f i e l d ™ ® T40 Deleld Model#: T40CU Refrigerant 404A Compressor and wiring Compressor and Capacity 6 HP Compressor 24,150 BTUH @ -32˚F , 90 amb , 102.2 Cond: 46,740BTUH @ -5˚, 90 amb110.3 Cond. Condensing Unit Wiring 208/230V/60Hz/3Ph Max Fuse Siz e: 60A Max Circuit Ampacity:42.3A Control Sy stem High Pressure Swit ch Set P oint: 45 ...

  • Delfield T20C - page 31

    De l f i e l d ™ ® T40CUW : Remote W ater Cooled Condensing Unit T40 Deleld Model#: T40CUW Refrigerant 404A Compressor and wiring Compressor and Capacity 6 HP Compressor 24,950 BTUH 4.1gpm waterow @ -32˚F , 90 amb, 102.2 Cond: 18,090 BTUH @-40˚F , 85˚F inlet wat er , 105˚F Condensing Condensing Unit Wiring 208/230V/60Hz/3Ph Max Fuse Si ...

  • Delfield T20C - page 32

    T5 /T1 4D REFRIGERA TION SY STEM SCHEMA TIC ...

  • Delfield T20C - page 33

    9 . WIRING DIA GR AMS ...

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  • Delfield T20C - page 38

    T40 RS Wall P anel Supplied Equipment List. T40 Base T40 LS Wall P anel T40 Back P anel T40 Contr ol Box T40 F ront P anel with Door T40 T op P anel T40 Air Deection Shields T40 Remote Condensing Unit Alignment Blocks Cam Hole Co vers Cam L ock T -Handle T40 Installation and Assembly ...

  • Delfield T20C - page 39

    1. Position cabinet floor on a fla t, level surface with the slotted end facing up. • Ensure the entryway is facing forward (gray plastic transition piec e) • Inser t one alignment block into the channel in between each of the locking cams. 2. Raise the first panel (with the evaporator , fans and air channel) onto the mounting floor with the fa ...

  • Delfield T20C - page 40

    4. Attach the right side panel to the mounting floor in the same manner as the other two panels. Lock the side locking cams on the inside bottom and side of the panel. Insert T -handle wrench and twist clockwise until a positive stop is achieved. NO TE: Ensure all cam locks are in the open position before placing any panels . NO TE: Do not break al ...

  • Delfield T20C - page 41

    8. Thread electrical from the inside of the unit through the supplied hole in the top . Do not cut another hole to thread electrical. 9. Thread electrical wires through the t op of control bo x and connect to controls . • Attach labeled electrical line to the corresponding labeled connector on the control panel . 10. Pipe remot e condensing unit ...

  • Delfield T20C - page 42

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  • Delfield T20C - page 44

    980 S. Isabella Rd., Mt. Pleasant, MI 48858, U.S.A. • (989) 773-7981 or (800) 733-8829 • Fax (888) 779-2040 • www.delfield.com Delfield reserves the right to make changes in design or specifications without prior notice. © 2007 The Delfield Company. All rights reserved. Printed in the U.S.A. Thank you for choosing Delfield! Help is a phone ...

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