Friedrich ZQ08A10C Service And Parts Manual
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Friedrich ZQ08A10C Service And Parts Manual

Friedrich ZQ08A10C Service And Parts Manual

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Room Air Conditioner
Service and Parts
Manual
ZStar
TM
ZQ08 (01/01)

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Summary of Contents for Friedrich ZQ08A10C

  • Page 1 Room Air Conditioner Service and Parts Manual ZStar ZQ08 (01/01)

  • Page 2: Table Of Contents

    1. PREFACE SERVICE MANUAL This 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. 1.1 SAFETY PRECAUTIONS 1.

  • Page 3: Specifications

    DRAIN SYSTEM NET WEIGHT (lbs/kg) OUTSIDE DIMENSION inch (W x H x D) * DB : dry bulb ** WB : wet bulb ZQ08A10C 1ø, 115V, 60Hz 8,000 26.7(DB)* 19.4(WB)** 35(DB) 23.9(WB) 261g (9.2 oz) 2 ROW 14 STACKS, S-FIN(LG-SLIT) TYPE...

  • Page 4: Features

    1.4 FEATURES • Designed for cooling only. • Powerful and whisper cooling. • Slide-in and slide-out chassis for the simple installation and service. • Side air-intake, side cooled-air discharge. 1.5 CONTROL LOCATIONS 1.5.1 CONTROL ONLY MODEL • VENTILATION The ventilation lever must be in the CLOSE position in order to maintain the best cooling conditions.

  • Page 5: Disassembly Instructions

    2. DISASSEMBLY INSTRUCTIONS — Before disassembling, turn the POWER SWITCH to OFF and disconnect the power cord. 2.1 MECHANICAL PARTS 2.1.1 FRONT GRILLE 1. Open the INLET GRILLE downward and remove the air filter. 2. Remove the screw which fastens the FRONT GRILLE. 3.

  • Page 6: Air Handling Parts

    2.2 AIR HANDLING PARTS 2.2.1 AIR GUIDE AND BLOWER 1. Remove the front grille. (Refer to section 2.1.1) 2. Remove the cabinet. (Refer to section 2.1.2) 3. Remove the control box. (Refer to section 2.1.3) 4. Remove the 3 screws which fasten the brace. 5.

  • Page 7: Electrical Parts

    2.3 ELECTRICAL PARTS 2.3.1 OVERLOAD PROTECTOR 1. Remove the cabinet. (Refer to section 2.1.2) 2. Remove the nut which fastens the terminal cover. 3. Remove the terminal cover. (See Figure 7) 4. Remove all the leads from the overload protector. 5.

  • Page 8: Power Cord

    2.3.4 POWER CORD 1. Remove the control box. (Refer to section 2.1.3) 2. Open the control box. (Refer to section 2.3.3) 3. Disconnect the grounding screw from the control box. 4. Disconnect the 2 receptacles. 5. Remove a screw which fastens the clip cord. (See Figure 10) 6.

  • Page 9: Refrigeration Cycle

    2.4 REFRIGERATING CYCLE CAUTION Discharge the refrigerant system using a Freon Recovery System. If there is no valve to attach the recovery system, install one (such as a WATCO A-1) before venting the Freon . Leave the valve in place after servicing the system. 2.4.1 CONDENSER 1.
  • Page 10 NOTES — Replacement of the refrigeration cycle. 1. When replacing the refrigeration cycle, be sure to Discharge the refrigerant system using a Freon recovery System. If there is no valve to attach the recovery system, install one (such as a WATCO A-1) before venting the Freon .
  • Page 11 Equipment needed: Vacuum pump, Charging cylinder, Manifold gauge, Brazing equipment. Pin-off tool capable of making a vapor-proof seal, Leak detector, Tubing cutter, Hand Tools to remove components, Service valve. Figure 16B-Charging Figure 16A-Pulling Vacuum —11—...

  • Page 12: Installation

    Restriction of outside air will greatly reduce the cooling efficiency of the air conditioner. Step 4. Install the unit with a little tilt outward not to leak the condensed water into the room (about 10~15cm or 1/4 bubble with level).

  • Page 13: Window Requirements

    Step 4. The electric outlet must be within reach of the power cord. 3.4 STORM WINDOW REQUIREMENTS A storm window frame will not allow the air conditioner to tilt toward the outside and will keep it from draining properly. To adjust for this, attach a piece of wood to the stool.

  • Page 14: Preparing The Unit For Installation

    Remove the 2 shipping screws from the back of the case. Remove the 2 screws on each side of the case. Keep these for later use. Slide the air conditioner from the case by gripping the base pan handle and pulling forward while bracing the case. 3.6 BEFORE INSTALLATION...

  • Page 15: Install The Case In The Window

    3.7 INSTALL THE CASE IN THE WINDOW Step 1. Open the window and mark the centerline of the window stool (or desired air conditioner location). Step 2. Carefully place the case on the window stool and align the center mark on the bottom front with the centerline of the stool Step 3.

  • Page 16: Install The Air Conditioner In The Case

    A screw. Lower the inlet grille into place. 3.10 TO REVERSE THE GRILLE OPENING The Friedrich ZQ08A10A has a reversible grille. The grille is designed to open from both the top and the bottom. To reverse the grille opening, you must follow the following steps;...

  • Page 17: Outside Dimensions

    4. TROUBLESHOOTING GUIDE 4.1 OUTSIDE DIMENSIONS 525mm(20 ") 470mm(18 ") 250mm(10") —17—...

  • Page 18: Piping System

    4.2 PIPING SYSTEM CONDENSER COIL MOTOR Discharge the refrigerant system using a Freon System. If there is no valve to attach the recovery system, install one (such as a WATCO A-1) before venting the Freon Leave the valve in place after servicing the system. Do not vent Freon into the atmosphere.

  • Page 19: Troubleshooting Guide

    4.3 TROUBLESHOOTING GUIDE In general, possible trouble is classified in two kinds. The one is called Starting Failure which is caused from an electrical defect. The other is Ineffective Air Conditioning caused by a defect in the refrigeration circuit and improper application. Unit runs but poor cooling is ineffective.
  • Page 20 Check of power source. Check of control switch setting. Only compressor fails to start. Drop of power voltage Defect of compressor capacitor Check capacitor. Replacement Irregular motor resistance ( ) Irregular motor insulation ( ) Replacement of compressor (Motor damaged) Fails to Start Improper thermostat setting Loose terminal connection...

  • Page 21: Room Air Conditioner Voltage Limits

    ROOM AIR CONDITIONER VOLTAGE LIMITS NAME PLATE RATING 115V COMPLAINT Fan motor will not run. No power Power supply cord Rotary switch Wire disconnected or connection loose Capacitor (Discharge capacitor before testing.) Will not rotate Fan motor runs Revolves on overload.
  • Page 22 COMPLAINT Fan motor noise. Blower Loose set screw Worn bearings Compressor will not run, Voltage fan motor runs. Wiring Rotary Thermostat 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 23 COMPLAINT Compressor cycles on Fan motor overload Condenser air flow restriction Condenser fins (damaged) Capacitor Wiring Refrigeration system Insufficient cooling Air filter Exhaust damper door Unit undersized Excessive noise Blower or fan Copper tubing CAUSE If not running, determine the cause. Replace if required.

  • Page 24: Schematic Diagram

    5. SCHEMATIC DIAGRAM • CIRCUIT DIAGRAM • MODEL : ZQ08A10C LOCATION DESCRIPTION POWER CORD ASS'Y MOTOR ASS'Y COMPRESSOR ROTARY SWITCH THERMOSTAT CAPACITOR, SH CONNECTOR ASS'Y CONNECTOR ASS'Y OVERLOAD PROTECTOR POWER INPUT BK(BR) (Plain) ROTARY SWITCH MOTOR OR(BR) OR(BR) COMP. BR(YL)

  • Page 25: Exploded View

    6. EXPLODED VIEW —25—...

  • Page 26: Replacement Parts List

    7. REPLACEMENT PARTS LIST • MODEL: ZQ08A10C LOCATION FRIEDRICH PART NO. FRONT GRILLE ASSY 673-044-02 FRONT GRILLE 673-061-01 INLET GRILLE AIR FILTER ASSY LOUVER, HORIZONTAL 673-062-50 VERTICAL LOUVER CABINET ASSY COMP & ACCESSORY ASSY 673-019-00 ANTI-VIBRATION BUSH COMPRESSOR BRACKET, WASHER...
  • Page 27 BRACKET, ANGLE 673-067-00 NUT, HEXAGON 673-066-00 BOLT 673-064-00 FRAME GUIDE 673-069-02 WASHER, PLAIN 673-070-00 DRAIN, PIPE DESCRIPTION —27— PART NO. Q'TY PER SET ZQ08A10C 4995A20072B 4994A10006B 3721A20037B 4941A30011A 6120AR2359F 4H00442N 2H00677P 2H01109L 2H00598E 2H01316C 4H01254A 6631AR2687A 6631AR3843N 3550A30036B 5211A20130M 5211A20708A...
  • Page 28 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) 357-4480 P/NO.: 3828A20038U Printed in the U.S.A...

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Zstar zq10a10b

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