Friedrich CP05N10 Service And Parts Manual

115 volts
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Room Air Conditioner

Service and Parts
Manual
115 Volts
CP05N10
ZQ05C10:
Staring with serial number LFMK00059
CP05.Svc(05/07)

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Summary of Contents for Friedrich CP05N10

  • Page 1: Room Air Conditioner

    Room Air Conditioner Service and Parts Manual 115 Volts CP05N10 ZQ05C10: Staring with serial number LFMK00059 CP05.Svc(05/07)
  • Page 2: Table Of Contents

    1. PREFACE ...3 1.1 FEATURES...3 1.2 SPECIFICATIONS ...3 1.3 LOCATIONS OF CONTROLS-CP 1.3-1 LOC ATIONS OF CONTROLS-ZQ 1.4 SAFETY PRECAUTIONS ...5 1.5 INSULATION RESISTANCE TEST ...5 2. DISASSEMBLY INSTRUCTIONS 2.1 MECHANICAL PARTS ...6 2.1.1 FRONT GRILLE ...6 2.1.2 CABINET...6 2.1.3 CONTROL BOARD ...6 2.2 AIR HANDLING PARTS ...7 2.2.1 AIR GUIDE UPPER ...7 2.2.2 ORIFICE, TURBO FAN AND FAN ...7...
  • Page 3: Preface

    This service manual provides various service information, including the mechanical and electrical parts, etc. This room air conditioner was manufactured and assembled under a strict quality control system. The refrigerant is charged at the factory. Be sure to read the safety precautions prior to servicing the unit.
  • Page 4: Locations Of Controls-Cp

    • Everytime you push this button, it will rotate between the COOL, FAN and DRY modes. ON/OFF TIMER ON–When the air conditioner is off, it can be set to automatically come on in 1 to 12 hours from its previous setting. Each touch will increase the timer by 1 hour.
  • Page 5: Loc Ations Of Controls-Zq

    1.3-1 LOCATIONS OF CONTROLS - ZQ CAUTION : After switching the air conditioner from Cool to Off or Fan, wait at least 3 minutes before switching it back to Cool. 1.4 SAFETY PRECAUTIONS 1. When servicing, set the ROTARY SWITCH to Off and unplug the power cord.
  • Page 6: Disassembly Instructions

    2. DISASSEMBLY INSTRUCTIONS 2.1 MECHANICAL PARTS 2.1.1 FRONT GRILLE 1. Pull the inlet grille forward. 2. Remove the screw securing the Front Grille. (Fig. 3) 3. Push the grille up from the bottom and pull the top of the grille away from the case to lift the top tabs out of their slots.
  • Page 7: Air Handling Parts

    2.2 AIR HANDLING PARTS 2.2.1 AIR GUIDE UPPER 1. Disconnect the unit from the power source. 2. Remove the front grille. (Refer to Section 2.1.1) 3. Remove the cabinet. (Refer to Section 2.1.2) 4. Remove the control panel. (Refer to Section 2.1.3) 5.
  • Page 8: Motor

    2.2.3 MOTOR 1. Disconnect the unit from the power source. 2. Remove the front grille. (Refer to Section 2.1.1) 3. Remove the cabinet. (Refer to Section 2.1.2) 4. Remove the control panel. (Refer to Section 2.1.3) 5. Remove the upper air guide. (Refer to Section 2.2.1) 6.
  • Page 9: Compressor

    2.3.2 COMPRESSOR 1. Remove the front grille and cabinet. (Refer to Section 2.1) 2. Discharge the refrigerant by using a refrigerant recovery system. 3. Remove the overload protector. (Refer to Section 2.3.1) 4. After discharging the unit completely, unbrace the suction and discharge pipes at the compressor connections.
  • Page 10: Power Cord

    2.3.6 POWER CORD 1. Disconnect the unit from source of power. 2. Remove the front grille. (Refer to Section 2.1.1) 3. Remove the cabinet. (Refer to Section 2.1.2) 4. Remove a screw that secures control panel to base pan. (Refer to Section 2.1.3) 5.
  • Page 11: Evaporator

    2.4.2 EVAPORATOR 1. Remove the cabinet. 2. Discharge the refrigerant by using a refrigerant recovery system. 3. Remove the upper air guide . (Refer to Section 2.2.1) 4. After discharging the refrigerant completely, unbraze the interconnecting tube at the condenser connections.
  • Page 12 Equipment needed: Vacuum pump, charging cylinder, manifold gauge, brazing equipment, pinch-off tool capable of making a vapor proof seal, leak detector, tubing cutter, hand tools to remove components and service valve. CONDENSER (HIGH PRESSURE SIDE) COMPRESSOR EXTERNAL VACUUM PUMP Figure 21A-Pulling Vacuum COMPOUND GAUGE MANIFOLD GAUGE...
  • Page 13: Troubleshooting Guide

    2.4.4 ELECTRICAL DATA Line Cord Plug Do not under any circumstances cut or remove the grounding prong from the plug. Power supply cord with 3-prong grounding plug USE OF EXTENSION CORDS Because of potential safety hazards, we strongly discourage the use of an extension cord. However, if you wish to use an extension cord, use a CSA certified/UL-listed 3-wire (grounding) extension cord, rated 15A, 125V.
  • Page 14: Piping System

    Reference should be made to Figure 32 to follow the refrigerating cycle and the flow of the refrigerant in the cooling cycle. EVAPORATOR COILS COMPLETE LIQUID BOIL OFF POINT COOLED LIQUID PRESSURE DROP ROOM AIR CONDITIONER CYCLE OF REFRIGERATION SUCTION LINE COOL LOW PRESSURE VAPOR ROOM AIR HEAT LOAD MOTOR COMPRESSOR (LIQUID REFRIGERANT) CAPILLARY TUBE Figure 32 —14—...
  • Page 15: Troubleshooting Guide

    3.3 TROUBLESHOOTING GUIDE In general, possible trouble is classified in two kinds. The one is called Starting Failure which is caused by an electrical defect. The other is Ineffective Air Con- ditioning caused by a defect in the refrigeration circuit and improper application. Unit is running but cooling is ineffective.
  • Page 16 Check voltage power source. Check control switch setting. Compressor fails to start. Drop of power voltage. Defect of compressor or capacitor. Capacitor check. Replacement. Irregular motor resistance ( ) Irregular motor insulation ( ) Replacement of compressor (Motor damaged). Fails to Start Improper thermostat setting Loose terminal...
  • Page 17 ROOM AIR CONDITIONER VOLTAGE LIMITS NAME PLATE RATING 115V ± 10% COMPLAINT Fan motor will not run. No power Power supply cord Wire disconnected or connection loose Capacitor (Discharge capacitor before testing.) Will not rotate Fan motor runs. Revolves on overload...
  • Page 18 COMPLAINT Fan motor noise. Fan blade Blower wheel Loose set screw Worn bearings Compressor will not run, Voltage fan motor runs. Wiring Thermistor Capacitor (discharge capacitor before servicing.) Compressor Overload Compressor cycles on Voltage overload. Overload CAUSE If cracked, out of balance, or partially missing, replace it.
  • Page 19 COMPLAINT Compressor cycles on Fan motor overload. Condenser air flow restriction Condenser fins (damaged) Capacitor Wiring Refrigeration system Insufficient cooling Air filter Unit undersized Excessive noise Blower or fan Copper tubing CAUSE If not running, determine the cause. Replace if required.
  • Page 20: Circuit Diagram

    4. CIRCUIT DIAGRAM GN/YL (GN) 3854A20022K WIRING DIAGRAM LOCATION DESCRIPTION POWER CORD ASSY FAN MOTOR COMPRESSOR CAPACITOR OVERLOAD PROTECTOR POWER INPUT WH(BL) BK(BR) (Ribbed) (Plain) GN/YL(GN) THERMISTOR MOTOR OR(BR) OR(BR) CAPACITOR RY-SYNC RY-COMP COMP. FUSE 250V/T2A (115V/T2A) —20— CN-TH1 SYNC MOTOR TRANS FORMER...
  • Page 21: Exploded View-Cp

    5. EXPLODED VIEW - CP 749740 132111-1 132111-2 152302 W0CZZ 269310 137215 238310 268712 130910 267110 135312 147582-1 147581 359012 W48602 147582-2 135303 135313 268714 263230 550140 —21— 559011 149980 352390 130410 552102 567502 W48602 346811 352390-1...
  • Page 22: Exploded View-Zq

    5-1. EXPLODED VIEW - ZQ 749740 132111-1 132111-2 135312 149410 147582-1 266003 264110 269310 W0CZZ 130910 147581 359012 W48602 147582-2 152302 135313 135500 550140 —22— 559011 149980 352390 130410 567502 W48602 346811 352390-1...
  • Page 23: Service Parts List

    6. SERVICE PARTS LIST ZQ05C10(TWC051HPAA6.AWYAFRD) LocNo FRD P/NO 130410 67302921 130910 67303709 135312 67306003 135313 67306103 135500 67300309 147581 67306400 147582-1 67306262 147582-2 67306263 149410 67304100 149980 67303115 152302 67304300 269310 67300405 264110 67300020 266003 67300500 346811 67303027 352390 67302727 352390-1 67302728 550140 67301900...
  • Page 24 CP05N10(TWC051HPMK6.AWYAFRD) LocNo FRD P/NO 130410 67302921 130910 67303709 135312 67306008 135313 67306107 147581 67304600 147582-1 67306262 147582-2 67306263 149980 67303115 152302 67304300 238310 67500115 263230 67307806 269310 67300020 267110 67307703 268712 67307611 268714 67307612 346811 67303026 352390 67302727 352390-1 67302728...
  • Page 25 MEMO —25—...
  • Page 26 MEMO —26—...
  • Page 27 Use Factory Certified Parts... FRIEDRICH AIR CONDITIONING CO. Visit our web site at www.friedrich.com Post Office Box 1540 • 4200 N. Pan Am Expressway • San Antonio, Texas 78295-1540 • (210) 357-4400 • FAX (210) 357-4490 CP05.Svc (05/07) P/NO:MFL38735502...

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