Friedrich 115 Volts UE08 Service And Parts Manual
Friedrich 115 Volts UE08 Service And Parts Manual

Friedrich 115 Volts UE08 Service And Parts Manual

Thru-the-wall series 115/230 volts

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Thru-the-Wall Series
Service and Parts
Manual
Thru-the-Wall Series
115 Volts UE08
230 Volts UE10 UE12
UE08/UE10/UE12 (05/05)

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Summary of Contents for Friedrich 115 Volts UE08

  • Page 1 Thru-the-Wall Series Service and Parts Manual Thru-the-Wall Series 115 Volts UE08 230 Volts UE10 UE12 UE08/UE10/UE12 (05/05)
  • Page 2: Table Of Contents

    SERVICE MANUAL This 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. 1.1 SAFETY PRECAUTIONS 1.
  • Page 3: Specifications

    1.3 SPECIFICATIONS 1.3.1 FOR UE08A13B/UE10A33B/UE12A33B MODELS ITEMS POWER SUPPLY CAPACITY (Btu/h) INPUT COOLING RUNNING CURRENT (A) E.E.R. (Btu/W.h) CAPACITY (Btu/h) HEATING INPUT RUNNING CURRENT (A) INDOOR (°C) COOLING OPERATING OUTDOOR (°C) TEMPERA- INDOOR (°C) TURE HEATING OUTDOOR (°C) REFRIGERANT (R-22) CHARGE(g) EVAPORATOR CONDENSER FAN, INDOOR...
  • Page 4: Features

    The thermostat automatically controls cooling or heating, but the fan runs continuously whenever the air conditioner is in operation. If the room is too warm, turn the thermostat control clockwise. If the room is too cool, turn the thermostat control counterclockwise.
  • Page 5: Disassembly Instructions

    2. DISASSEMBLY INSTRUCTIONS — Prior to disassembling the unit, make sure that the POWER switch is set to OFF and the power cord is unplugged from the wall receptacle. 2.1 MECHANICAL PARTS 2.1.1 FRONT GRILLE 1. Open the inlet grille downward. 2.
  • Page 6: Air Handling Parts

    2.2 AIR HANDLING PARTS 2.2.1 ORIFICE, HEATER ASSY AND TURBO FAN 1. Remove the front grille. (Refer to section 2.1.1) 2. Remove the cabinet. (Refer to section 2.1.2) 3. Remove the 2 screws which fasten the evaporator at the left side and the right side. (See Fig.
  • Page 7: Shroud

    2.2.3 SHROUD 1. Remove the fan. (Refer to section 2.2.2) 2. Remove the screw which fastens the shroud. 3. Remove the shroud. (See Fig. 9) 4. Re-install the components by referring to the removal procedures, above. 2.3 ELECTRICAL PARTS 2.3.1 MOTOR 1.
  • Page 8: Power Cord

    2.3.4 POWER CORD 1. Remove the control box. (Refer to section 2.1.3) 2. Unfold the control box. (Refer to section 2.3.3) 3. Disconnect the grounding screw from the control box. 4. Disconnect 2 receptacles. 5. Remove a screw which fastens the clip cord. 6.
  • Page 9: Refrigeration Cycle

    2.4 REFRIGERATION CYCLE CAUTION Discharge the refrigerant system using a Freon Recovery System. Install a valve for the recovery before venting the Freon. Remove the valve when finished. 2.4.1 CONDENSER 1. Remove the cabinet. (Refer to section 2.1.2) 2. Remove the brace and the shroud cover. (Refer to section 2.2.1) 3.
  • Page 10 NOTES — Replacement of the refrigeration components 1. When replacing the refrigeration components, be sure todischarge the refrigerant system using a FreonTM recovery System. Install a valve for the recovery before venting the Freon. Remove the valve when finished. 2. After discharging the unit completely, remove the desired component, and unbrace the pinch-off tubes.
  • Page 11 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, Service valve. Figure 18A-Pulling Vacuum Figure 18B-Charging —11—...
  • Page 12: Outside Dimensions

    Refer to Fig.19 to follow the refrigeration cycle and the flow of the refrigerant in the cooling cycle. EVAPORATOR COILS COOLED LIQUID PRESSURE DROP " ROOM AIR CONDITIONER CYCLE OF REFRIGERATION SUCTION LIME COMPLETE LIQUID COOL LOW PRESSURE VAPOR BOIL OFF POINT ROOM AIR HEAT LOAD...
  • Page 13: Troubleshooting Guide

    3.3 TROUBLESHOOTING GUIDE In general, possible trouble is classified in two causes. The one is called Starting Failure which is caused from an electrical defect, and the other is Ineffective Air Conditioning caused by a defect in the refrigeration circuit and improper application. Unit is running but cooling is ineffective Check cold air circulation for smooth flow.
  • Page 14 Check power source. Check control switch setting. Only compressor fails to start. Drop in power voltage. Defective 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 15 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. intermittently Fan motor noise. Grommets Turbo fan Loose set screw Worn bearings CAUSE Check voltage at outlet.
  • Page 16: Room Air Conditioner Voltage Limits

    Rotary Thermostat Capacitor (Discharge capacitor before servicing.) Compressor Overload ROOM AIR CONDITIONER VOLTAGE LIMITS NAME PLATE RATING 115V 208/230V CAUSE Check voltage. See the limits at the bottom of this page. If not within limits, call an electrician. Check the wire connections, if loose, repair or replace the terminal.
  • Page 17 COMPLAINT Compressor cycles Voltage on overload. Overload Fan motor Condenser air flow restriction Condenser fins (damaged) Capacitor Wiring Refrigerating system Insufficient cooling or Air filter heating Exhaust damper door Unit undersized Excessive noise. Blower or fan Copper tubing CAUSE Check the voltage. See the limits on the preced- ing page.
  • Page 18: Schematic Diagram

    4. SCHEMATIC DIAGRAM 4.1 CIRCUIT DIAGRAM • MODEL : UE08A13B/UE10A33B/UE12A33B ROTARY SWITCH WIRING DIAGRAM DESCRIPTION POWER CORD ROTARY SWITCH FAN MOTOR CAPACITOR THERMOSTAT COMPRESSOR OVERLOAD PROTECTOR ELECTRIC HEATER BK(BR) (Plain) MOTOR OR(BR) OR(BR) THERMOSTAT COMP BR(YL) O.L.P FUSE LINK HEATER BI-METAL THERMOSTAT UE08A13B...
  • Page 19: Exploded View

    5. EXPLODED VIEW • MODEL: UE08A13B/UE10A33B/UE12A33B er gy Sa ve Ti m T IM 135312 352390 349480 753010 753011 354210 359012 249950 W48602 269310 137215 264110 149410 147582-1 147582-2 147581 152302 135313 349001 149980 266003 35211A W0CZZ 552111 —19— 749180 148000 346811 130410...
  • Page 20: Replacement Parts List

    UE08A13B 749740 UE08A13B 753010 UE08A13B 753011 UE08A13B W0CZZ UE08A13B W38581 UE08A13B W48602 UE08A13B W54101 UE08A13B W5410C UE08A13B FRIEDRICH # DESCRIPTION 67302917 BASE ASSEMBLY,SINGLE 67303705 CABINET 67306006 GRILLE ASSEMBLY,FRONT(SINGLE) 67306104 GRILLE,INLET 67305504 PANEL ASSEMBLY,CONTROL 67306203 LOUVER,HORIZONTAL 67306252 LOUVER,VERTICAL 67306253 LOUVER,VERTICAL BARRIER,SINGLE...
  • Page 21 559010 UE10A33B 567502 UE10A33B 749180 UE10A33B 749740 UE10A33B W0CZZ UE10A33B W38581 UE10A33B W48602 UE10A33B W54101 UE10A33B W5410C UE10A33B FRIEDRICH # BASE ASSEMBLY,SINGLE 67303705 CABINET 67306005 GRILLE ASSEMBLY,FRONT(SINGLE) 67306104 GRILLE,INLET 67305504 PANEL ASSEMBLY,CONTROL 67306203 LOUVER,HORIZONTAL 67306252 LOUVER,VERTICAL 67306253 LOUVER,VERTICAL BARRIER,SINGLE 67303903...
  • Page 22 567502 UE12A33B 749180 UE12A33B 749740 UE12A33B 753010 UE12A33B W0CZZ UE12A33B W38581 UE12A33B W48602 UE12A33B W54101 UE12A33B W5410C UE12A33B FRIEDRICH # 67302918 BASE ASSEMBLY,SINGLE 67303705 CABINET 67306005 GRILLE ASSEMBLY,FRONT(SINGLE) 67306104 GRILLE,INLET 67305504 PANEL ASSEMBLY,CONTROL 67306203 LOUVER,HORIZONTAL 67306252 LOUVER,VERTICAL 67306253 LOUVER,VERTICAL BARRIER,SINGLE...
  • Page 23 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.:3828A20040G Printed in the U.S.A UE08/UE10/UE12 (05/05)

This manual is also suitable for:

Ue08, ue10, ue12Ue08a13bUe10a33bUe12a33bUe10Ue12

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