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Manual Carrier 38AE012

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Summary
  • Carrier 38AE012 - page 1

    Installation, Start-Up and Service Instructions CONTENTS Page SAFETY CONSIDERA TIONS ...................1 INST ALLA TION ..............................1 - 8 Step 1 — Complete Pre-Installation Checks ....1 Step 2 — Rig and Mount the Unit .............6 Step 3 — Complete Refrigerant Piping Connections .................................6 Step 4 ? ...

  • Carrier 38AE012 - page 2

    LEGEND A— 1 1 ⁄ 4 -in. (32) diameter knockout for 5 ⁄ 8 -in. (16) ODM liquid line connection B— 1 3 ⁄ 4 -in. (44.5) diameter knockout for suction line connections of 1 1 ⁄ 8 in. (28.6) (38AE012), 1 3 ⁄ 8 in. (35) (38AE014,016), 1 5 ⁄ 8 in. (41) (38AKS024) C— 7 ⁄ 8 -in. (22.2) diameter knockout for control power D— 2-in. (50.8) ...

  • Carrier 38AE012 - page 3

    1 3 2 456 7 8 12 9 10 11 LEGEND 1— Low-V oltage Fuse 5— No. 2 Fan 9— Compressor 2— No. 1 Fan 6— T erminal Block 1 (Unit Power) 1 0— Low-Pressure Switch 3— High-Pressure Switch 7— T erminal Block 2 (Control Power) 11 — Hot Gas Bypass Piping Stub ( 3 ⁄ 8 -in. ODM) 4— Circuit Breakers 8— Wraparound Coil 1 2— Muff ler Fig. 2 ? ...

  • Carrier 38AE012 - page 4

    T able 1A — Physical Data (English, 60 Hz) UNIT 38AE012 38AE014 38AE016 38AKS024 OPERA TING WEIGHT (lb) 732 779 789 900 REFRIGERANT* R-22 COMPRESSOR Reciprocating, Semi-Hermetic Speed (Rpm) 1750 No. Cylinders 666 4 Model No. 06DD824 06DD328 06DD537 06E4250 Oil (pt) 10 10 10 15.5 Crankcase Heater W atts 125 125 125 180 Unloader Setting (psig) Load ...

  • Carrier 38AE012 - page 5

    T able 1C — Physical Data (English, 50 Hz) UNIT 38AE012 38AE014 38AE016 38AKS024 OPERA TING WEIGHT (lb) 732 779 789 900 REFRIGERANT* R-22 COMPRESSOR Reciprocating, Semi-Hermetic Speed (Rpm) 1460 No. Cylinders 666 4 Model No. 06DD824 06DD328 06DD537 06E4250 Oil (pt) 10 10 10 15.5 Crankcase Heater W atts 125 125 125 180 Unloader Setting (psig) Load ...

  • Carrier 38AE012 - page 6

    T a b l e2—W eight Distribution UNIT WEIGHT — lb (kg) T otal Operating Support Point AB C D 38AE012 732 (333) 142 (65) 138 (63) 225 (102) 227(103) 38AE014 779 (354) 143 (65) 140 (64) 247 (1 12) 249 (1 13) 38AE016 789 (359) 143 (65) 143 (65) 250 (1 14) 253 (1 15) 38AKS024 900 (408) 178 (81) 168 (76) 269 (122) 285 (129) Step 2 — Rig and Mount t ...

  • Carrier 38AE012 - page 7

    INST ALL FIL TER DRIER(S) AND MOISTURE INDICA- TOR(S) — Every unit should have a filter drier and liquid- moisture indicator (sight glass). In some applications, depending on space and convenience requirements, it may be desirable to install 2 filter driers and sight glasses. One filter drier and sight glass may be installed at A locations in ...

  • Carrier 38AE012 - page 8

    T able 5A — Electrical Data (3 Ph/60 Hz) UNIT UNIT COMPR F AN MOTORS (Single Phase) Model V olts MCA ICF MOCP (Fuse) RLA LRA T otal Fans FLA (ea) Fan No. kW Nameplate Supplied* Min Max 12 38AE012 501 208-230 187 253 62.5 178 100 43.6 170 2 4.3 3.7 1.41 201 380 342 418 35.0 101 50 24.0 93 4.3 3.7 601 460 414 528 29.1 81 40 20.0 77 2.3 1.9 101 575 ...

  • Carrier 38AE012 - page 9

    PRE-ST ART -UP Evacuate and Dehydrate the entire refrigerant sys- tem by either of the methods described in Carrier Standard Service T echniques Manual, Chapter 1. Leak T est the entire refrigerant system by the pres- sure method described in Carrier Standard Service T ech- niques Manual, Chapter 1. Use R-22 at approximately 25 psig (172.4 kPa) bac ...

  • Carrier 38AE012 - page 10

    Fig. 9 — 38AE012 and 38AKS024 Charging Chart 10 ...

  • Carrier 38AE012 - page 11

    Fig. 10 — 38AE014 Charging Chart 11 ...

  • Carrier 38AE012 - page 12

    Fig. 1 1 — 38AE016 Charging Chart 12 ...

  • Carrier 38AE012 - page 13

    Check Operation — V erify operation of all safety con- trols. Replace all service panels. Be sur e that contr ol panel cover is closed tightly . OPERA TING SEQUENCE Cooling — When the first stage (TC1) of the cooling ther- mostat closes, the timer starts. After approximately 3 sec- onds, the timer activates the compressor and fan motor no. 1 c ...

  • Carrier 38AE012 - page 14

    Outdoor Fans — Each fan is supported by a formed- wire mount bolted to the fan deck and covered with a wire guard. The exposed end of the motor shaft is covered with a rubber boot. In case a fan motor must be repaired or re- placed, be sure the rubber boot is put back on when the fan is reinstalled and be sure the fan guard is in place before sta ...

  • Carrier 38AE012 - page 15

    TROUBLESHOOTING PROBLEM SOLUTION COMPRESSOR DOES NOT RUN Contactor Open 1. Power off. 1. Restore power . 2. Fuses blown in field power circuit. 2. After finding cause and correcting, replace with correct size fuse. 3. No control power . 3. Check secondary fuse(s); replace with correct type and size. Replace transformer if primary windings receivi ...

  • Carrier 38AE012 - page 16

    TROUBLESHOOTING (cont) PROBLEM SOLUTION COMPRESSOR CYCLES ON LOW-PRESSURE SWITCH (cont) Airflow Restricted 1. Coil iced up. 1. Check refrigerant charge. 2. Coil dirty . 2. Clean coil fins. 3. Air filters dirty . 3. Clean or replace filters. 4. Dampers closed. 4. Check damper operation and position. Indoor-Air Fan Stopped 1. Electrical connectio ...

  • Carrier 38AE012 - page 17

    ...

  • Carrier 38AE012 - page 18

    P ACKAGED SER VICE TRAINING Our packaged service training programs provide an excellent way to increase your knowledge of the equipment discussed in this manual. Product programs cover: • Unit Familiarization • Maintenance • Installation Overview • Operating Sequence A large selection of product, theory , and skills programs is available. A ...

  • Carrier 38AE012 - page 19

    ST ART -UP CHECKLIST A. Preliminary Information OUTDOOR: MODEL NO. SERIAL NO. INDOOR: AIR HANDLER MANUF ACTURER MODEL NO. SERIAL NO. ADDITIONAL ACCESSORIES B. Pre-Start-Up OUTDOOR UNIT IS THERE ANY SHIPPING DAMAGE? (Y/N) IF SO, WHERE: WILL THIS DAMAGE PREVENT UNIT ST ART -UP? (Y/N) CHECK POWER SUPPL Y . DOES IT AGREE WITH UNIT? (Y/N) HAS THE GROUND ...

  • Carrier 38AE012 - page 20

    C. Start-Up CHECK EV APORA TOR F AN SPEED AND RECORD. CHECK CONDENSER F AN SPEED AND RECORD. AFTER A T LEAST 10 MINUTES RUNNING TIME, RECORD THE FOLLOWING MEASUREMENTS: OIL PRESSURE SUCTION PRESSURE SUCTION LINE TEMP DISCHARGE PRESSURE DISCHARGE LINE TEMP ENTERING CONDENSER AIR TEMP LEA VING CONDENSER AIR TEMP EV AP ENTERING-AIR DB (dry bulb) TEMP ...

Manufacturer Carrier Category Air Conditioner

Documents that we receive from a manufacturer of a Carrier 38AE012 can be divided into several groups. They are, among others:
- Carrier technical drawings
- 38AE012 manuals
- Carrier product data sheets
- information booklets
- or energy labels Carrier 38AE012
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 Carrier 38AE012.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Carrier 38AE012, service manual, brief instructions and user manuals Carrier 38AE012. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product Carrier 38AE012.

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A complete manual for the device Carrier 38AE012, how should it look like?
A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Carrier 38AE012 by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Carrier 38AE012.

A complete Carrier 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.

1. Preface and tips on how to use the manual Carrier 38AE012 - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the Carrier 38AE012, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the Carrier 38AE012, that we can find in the current document
3. Tips how to use the basic functions of the device Carrier 38AE012 - which should help us in our first steps of using Carrier 38AE012
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Carrier 38AE012
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Carrier 38AE012 in a specific country, if it was not possible to solve the problem on our own.

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