Page 2 - SERVICE MANUAL; SAFETY PRECAUTIONS; CONTENTS
—2— 1. PREFACE 1.1 SAFETY PRECAUTIONS ...............................2 1.2 INSULATION RESISTANCE TEST.................2 1.3 SPECIFICATIONS ..........................................3 1.4 FEATURES .....................................................4 1.5 CONTROL LOCATIONS ..............................
Page 4 - CONTROL LOCATIONS; • VENTILATION; • OPERATION; CAUTION
1.4 FEATURES • Designed for cooling only. • Powerful and quiet cooling.• Top-down chassis for the simple installation and service. 1.5 CONTROL LOCATIONS • Built in adjustable THERMISTOR and THERMOSTAT. • Washable one-touch filter. • Compact size. • VENTILATION Push the lever to the "CLOSE" p...
Page 5 - DISASSEMBLY INSTRUCTIONS; Figure 1
—5— 2.1 MECHANICAL PARTS 2.1.1 FRONT GRILLE 1. Open the inlet grille downward.2. Remove the screw which fastens the front grille.3. Pull the front grille from the right side.4. Remove the front grille. (See Fig. 1)5. Re-install the component by referring to the removal procedure. 2.1.2 CABINET 1. Af...
Page 6 - Figure 7; AIR HANDLING PARTS; TURBO FAN; Figure 4
Figure 7 —6— 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. 4) 4. Move the evaporator ...
Page 7 - Figure 9
—7— 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. Remove the cabinet. (Refer to section 2.1.2)2. Re...
Page 9 - REFRIGERATION CYCLE
—9— 2.4 REFRIGERATION CYCLE 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. Remove the 5 screws which fasten the condenser.4. After discharging the refrigerant completely into a Freon TM Recovery System, unbraze the...
Page 10 - NOTES
—10— — Replacement of the refrigeration cycle. 1. When replacing the refrigeration cycle, be sure to discharge the refrigerant system using a Freon TM recovery System.Install a valve for the recovery before venting theFreon. Remove the valve when finished. 2. After discharging the unit completely, r...
Page 11 - Figure 18A-Pulling Vacuum
—11— Equipment needed: Vacuum pump, Charging cylinder, Manifold gauge, Brazing equipment. Pinch-off toolcapable of making a vapor-proof seal, Leak detector, Tubing cutter, Hand Tools to remove components, Servicevalve. A COMPOUND GAUGE EVAPORATOR(LOW PRESSURE SIDE) COMPRESSOR CAPILLARY TUBE CONDENSE...
Page 12 - TROUBLESHOOTING GUIDE; OUTSIDE DIMENSIONS
—12— 3. TROUBLESHOOTING GUIDE 3.1 OUTSIDE DIMENSIONS 19- 21 / 32 " (499mm) 24- 21 / 32 " (626mm) 14- 13 / 32 " (366mm) CONDENSER COILS EVAPORATOR COILS FAN MOTOR : REFRIGERANT FLOW TURBO FAN CAPILLARY TUBE COMPRESSOR 3.2 PIPING SYSTEM Following is a brief description of the important com...
Page 13 - TROUBLESHOOTING GUIDE; Unit is running but cooling is ineffective
—13— 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 AirConditioning caused by a defect in the refrigeration circuit and improper application. Unit is running...
Page 14 - Fails to Start
—14— Fails to Start Check circuit breakerand fuse. Gas leakage at feeler bulbof thermostat Check control switch. Only fan fails to start. Improper wiring. Defect of fan motorcapacitor. Irregular motor resistance( ).Irregular motor insulation( ). Replacement of fan motor Regular but fails to start Re...
Page 16 - ROOM AIR CONDITIONER VOLTAGE LIMITS
—16— NAME PLATE RATING MINIMUM MAXIMUM 115V 103.5V 126.5V 208/230V 187V 253V COMPLAINT CAUSE REMEDY Check voltage. See the limits at the bottom of thispage. If not within limits, call an electrician. Check the wire connections, if loose, repair orreplace the terminal. If wires are off, refer to wiri...
Page 20 - REPLACEMENT PARTS LIST
—20— 6. REPLACEMENT PARTS LIST R: Service Parts N: Non Service parts LocNo FRD P/NO DESCRIPTION REMARK W0CZZ 67300725 CAPACITOR, DRAWING R 266003 67300502 SWITCH, ROTARY R 269310 67300404 THERMOSTAT ASSEMBLY R 130410 67302923 BASE ASSEMBLY, SINGLE R 130900 67303705 CABINET R 135313 67306104 GRILLE, ...
Page 23 - FRIEDRICH AIR CONDITIONING CO.
UE08/UE10/UE12 (06/07) Printed in China Post Office Box 1540 • 4200 N. Pan Am Expressway • San Antonio, Texas 78295-1540 • (210) 357-4400 • FAX (210) 357-4480 FRIEDRICH AIR CONDITIONING CO. Visit our web site at www.friedrich.com P/NO.:3828A20040L