Carrier CAPRI-280 Service Manual

SERVICE MANUALOPERATION ANDBUS AIR CONDITIONING UNITCapri --- 280 AdvantageT --- 245 --- 01and Advantage WideCapri --- 180

1 --- 5CarrierTransicoldDivisionP/N 22---02428---00F2C1R1R2C3C4C5C6C7C8R3R5R13R7C2R9R10R11R12F15F16F17C10C9F3F4F7F8F11F12234561213456243124132431F18TC

1 --- 61.2 REFRIGERATION AND ELECTRICALDAT Aa. Refrigerant ChargeCapri --- 280 --- R --- 22: 12.5 --- 14 lbs.(5.67 --- 6.4 kg)Capri --- 180 --- R ---

1 --- 71.4 RE FR IGERANT SYSTEM FLOW (280 & 180)The Capri---280 and 180 units operate as vaporcompression systems when in operation. The maincompo

1 --- 834 5 6 7 8 9 10 11Figure 1 --- 6. System Refrigerant Flow Diagram --- Capri --- 180121. Compressor2. Discharge Line3. Suction Line4. Expansion

2 --- 1SECTION 2OPERATIONWARNINGDuring operation, beware of unannouncedstarting of the condenser fans during the on/offcycling of the controller.2.1 P

2 --- 2relay R2 contacts to energizes the compressor clutchrelaycoilR1toengagetheclutch(startingtherefrigerantflow)andthecondenserfanrelaycoilsR9,R10,

2 --- 3terminal of the control board to the evaporator motorrelays R3 R5, and R7Relays R3, R5 and R7Energizing the evaporator blower motor relay coils

2 --- 4Figure 2 --- 1. Air Conditioning Circuit --- Capri --- 180 (Green Control Board)Energized Circuit De---energized CircuitGreen Board -- Above Se

2 --- 5Figure 2 --- 2. Air Conditioning Circuit --- Capri --- 180 (Green Control Board)Green Board -- Below SetPointEnergized Circuit De---energized C

2 --- 6Figure 2 --- 3. Air Conditioning Circuit --- Capri --- 280 (Green Control Board)Green Board -- Above SetPointEnergized Circuit De---energized C

rECarrier Corporation 1991 Printed in U. S. A. 0591SCarrier Transico ld Division, Carrier Corporation, P.O. Box 4805, Syracuse, N.Y. 13221SERVICE MANU

2 --- 7Figure 2 --- 4. Air Conditioning Circuit --- Capri --- 280 (Green Control Board)Green Board -- Below SetPointEnergized Circuit De---energized C

3 --- 1SECTION 3TROUBLESHOOTINGINDICATION/ REFERENCETROUBLE POSSIBLE CAUSES PARAGRAPH3.1 UNIT WILL NOT COOLCompressor will not run Fuse F2 defective -

3 --- 2INDICATION/ REFERENCETROUBLE POSSIBLE CAUSES PARAGRAPH3.3 ABNORMAL PRE SSURE CONT’DL ow suction pressure (cont’d) L ow refrigerant charge 4.10I

3 --- 3INDICATION/ REFERENCETROUBLE POSSIBLE CAUSES PARAGRAPH3.6 NO EVAPORATOR AIR FLOW OR RESTRICTED AIR FLOWNo evaporator air flow Motor burnout Rep

4 --- 1SECTION 4SERVICEWARNINGBEWARE OF ROTATING FAN BLADES ANDUNANNOUNCED STARTING OF FANS.4.1 MAINTENANCE SCHEDULEUnit Operation ReferenceON OFF Par

4 --- 24.3 INSTALLING MANIFOLD GAUGESThe manifold gauge set can be used to determinesystem operation pressure, add charge, purge, andequalize the syst

4 --- 34.5 REMOVING REFRIGERANT CHARGEWhen servicing the condenser coil, receiver ordischarge line, a refrigerant reclaimer (recovery system)shouldalw

4 --- 4e. Evacuateanddehydratethe unit.Refertosection4.7.f. Charge the unit with the appropriate refrigerant.Refer to section 4.8.4.7 EVACUATION AND D

4 --- 5a. Evacuation P rocedure #1 (Triple evacuation)1. Evacuate and dehydrate only after pressure leaktest. Refer to section 4.6.2. Connect evacuati

4 --- 6d. Attachslingorotherdevicetothecompressorandremove compressor from the bus.e. Remove the three socket head cap screws fromboth cylinderheads t

iTABLE OF CONTENTSSection Page1DESCRIPTION 1 --- 1...1.1 Introduction 1 --- 1...

4 --- 7U.S.gallon(3.785litres)metalrefrigerationoilcontainerand pumps 2---1/2 ounces (0.0725 litres) per stroke whenconnected to the suction service v

4 --- 8e. Install new parts. Do not overtighten enclosingtubeassembly.Torquetoavalueof100inchpounds(1.15mkg).f. Remove supplied enclosing tube collar.

4 --- 9The indicator element is highly sensitive to moistureand will gradually change color in direct relation to anincrease or decrease in the moistu

4 --- 101. Suction Line(end view)2. TXV Bulb Clamp3. Thermocouple4. TXV Bulb1234Figure 4---9. Thermocouple Location4. Connect anaccurate gaugeto the 1

4 --- 11Table 4--1. R--22 Temperature--Pressure Chart(Numbers rounded to next highest)TEMPERATURE PRESSURE TEMPERATURE PRESSURE_F _CPsigKg/cm@ Bar _F

4 --- 12Table 4--2. R--12 Temperature--Pressure ChartBOLD FIGURES = Inches Mercury Vacuum (cm Hg Vac)LIGHT FIGURES = psig (kg/cm@)(Numbers rounded to

5 --- 1SECTION 5ELECTRICAL SCHEMATICS5.1 INTRODUCTIONThis section includes wiring schematics for theCapri---180 and Capri---280A & AW units with b

5 --- 2ACL A/C LightC1 Socket/ReceptacleC2 Socket/ReceptacleC3---C8 Socket/ReceptacleC9,C10 Socket/ReceptacleCB Circuit Breaker --- 150 ampCL Compress

5 --- 3ACL A/C LightC1 Socket/ReceptacleC2 Socket/ReceptacleC3---C8 Socket/ReceptacleC9,C10 Socket/ReceptacleCB Circuit Breaker --- 150 ampCL1 & 2

ii4SERVICE(CONT’D) ---...4.12 Moisture --- Liquid Indicator 4 --- 9...

iii4 --- 2 R --- 12 Temperature --- Pressure Chart 4 --- 12...

1 --- 1SECTION 1DESCRIPTION1.1 INTRODUCTIONThis manual contains Operating Data, ElectricalInformation and Service Instructions for Capri models,180, 2

1 --- 21234578*9**101112136141516171819202122232425262728142930*31*OntheAdvantagemod-el this switch is locatedon the compressor.**On the Advantagemode

1 --- 323456789101617181920114151312112022211. Sankyo Compressor (SD510---HD)2. Evaporator Section3. Low Pressure Safety Switch4. Expansion Valves (TX

1 --- 4C1F2F1R1R2C3C4C5C6C7C8R3R4R5R6R7R8R13R14R15R16C2R9R10R11R12F15F16F17C10C9F3F4F5F6F7F8F9F10F11F12F13F1423456121345624243113241324132413241324132