Page 2 - TABLE OF CONTENTS
2 Room Air Conditioner Air Conditioner Service Manual TABLE OF CONTENTS Safety Precautions ..........................................................................................................................................3Operating Instructions ..................................................
Page 3 - Safety Precautions; This symbol indicates the possibility of death or serious injury.; WARNING; Installation; Be sure to follow the instruction.
Service Manual 3 Safety Precautions Safety Precautions To prevent injury to the user or other people and property damage, the following instructions mustbe followed. ■ Incorrect operation due to ignoring instruction will cause harm or damage. The seriousness isclassified by the following indications...
Page 4 - Operation
4 Room Air Conditioner Safety Precautions ■ Operation Do not place heavy object on thepower cord and take care so thatthe cord should not be pressed. • There is danger of fire or electric shock. Do not share the outlet withother appliances. • It will cause electric shock or fire due to heat generati...
Page 5 - Keep level parallel in installing the product.; CAUTION
Service Manual 5 Safety Precautions Do not operate or stop the unitby inserting or pulling out thepower plug. • It will cause electric shock or fire due to heat generation. Do not damage or use anunspecified power cord. • It will cause electric shock or fire. Do not operate with wet handsor in damp ...
Page 7 - Room Air Conditioner; Operating Instructions
7 Room Air Conditioner Operating Instructions Controls FAN SPEED Every time you push this button,it advances the setting as follows:{High[F2] Low[F1]} High[F2] REMOTE CONTROL SIGNAL RECEIVER TEMPERATURE SETTING Use this button to automatically control the temperature of the roomThe tmeperature can b...
Page 8 - Service Manual 8; REMOTE CONTROL
Service Manual 8 REMOTE CONTROL POWER To turn the air conditioner ON,push this button. To turn the air conditioner OFF,push the button again. This button takes priority over any other button. Use this button to automatically control the temperature of the room.The tmeperature can be set within a ran...
Page 9 - Disassembly Instructions; Mechanical Parts
Service Manual 9 Disassembly Instructions Disassembly Instructions Mechanical Parts — Before the following disassembly, POWER SWITCH is set to OFF and disconnected the power cord. 1. FRONT GRILLE 1. Open the inlet grille upward or downward.2. Remove the screw which fastens the front grille.3. Pull t...
Page 10 - Air Handling Parts
10 Room Air Conditioner Disassembly Instructions 4. ORIFICE, HEATER ASSY AND TURBO FAN 1. Remove the front grille. (Refer to section 1) 2. Remove the cabinet. (Refer to section 2) 3. Remove the 2 screws which fasten the evaporator at the left side and the right side. (See Fig. 4) 4. Move the evapora...
Page 11 - Service Manual 11; Electrical Parts
Service Manual 11 6. SHROUD 1. Remove the fan. (Refer to section 5)2. Remove the screw which fasten the shroud.3. Remove the shroud. (See Fig. 9)4. Re-install the component by referring to the removal procedure, above. 7. MOTOR 1. Remove the cabinet. (Refer to section 2)2. Remove the clamp cord and ...
Page 13 - Refrigerating Cycle
Service Manual 13 Disassembly Instructions 12. CONDENSER 1. Remove the cabinet. (Refer to section 2)2. Remove the brace and the shroud cover. (Refer to section 4) 3. Remove the 5 screws which fasten the condenser.4. After discharging the refrigerant completely, unbraze the interconnecting tube at th...
Page 16 - Schematic Diagram; Wiring Diagram
16 Room Air Conditioner Schematic Diagram Schematic Diagram Wiring Diagram ■ ELECTRIC HEATING MODEL
Page 17 - Troubleshooting Guide; Piping System; ROOM AIR CONDITIONER; Service Manual 17
Troubleshooting Guide Troubleshooting Guide Piping System Following is a brief description of the important components and their functions in the refrigeration system.Refer to Fig. 18 to follow the refrigeration cycle and the flow of the refrigerant in the cooling cycle. MOTOR COMPRESSOR OIL (LIQUID...
Page 21 - ROOM AIR CONDITIONER VOLTAGE LIMITS
Service Manual 21 Troubleshooting Guide NAME PLATE RATING MINIMUM MAXIMUM 115V 103.5V 126.5V 208/230V 187V 253V Y D E M E R E S U A C T N I A L P M O C Check voltage. See the limits on the preceding. page. If not within limits, call an electrician. Check the wire connections, if loose, repair or rep...
Page 22 - 2 Room Air Conditioner
22 Room Air Conditioner COMPLAINT CAUSE REMEDY Check the voltage. See the limits on the preced-ing page. If not within limits, call an electrician. Check overload, if externally mounted.Replace if open. (If the compressor temperatureis high, remove the overload, cool, and retest.) If not running, de...
Page 23 - Service Manual 23; Product Specifications
Service Manual 23 Product Specifications ( inch) (11.3OZ) POWER CORD MODELS ITEMS COOLING HEATING OPERATING TEMPERATURE CHARGE(g ) REFRIGERANT(R410A) EVAPORATOR CONDENSER FAN,INDOOR FAN,OUTDOORFAN,SPEEDS (FAN/COOLING/HEATING)FAN,MOTOROPERATION CONTROL ROOM TEMP.CONTROL AIR DIRECTTION CONTROL CONSTRU...
Page 24 - 4 Room Air Conditioner
Product Specifications ( inch) (15.5OZ) POWER CORD MODELS ITEMS COOLING HEATING OPERATING TEMPERATURE CHARGE(g ) REFRIGERANT(R410A) EVAPORATOR CONDENSER FAN,INDOOR FAN,OUTDOORFAN,SPEEDS (FAN/COOLING/HEATING)FAN,MOTOROPERATION CONTROL ROOM TEMP.CONTROL AIR DIRECTTION CONTROL CONSTRUCTION ELECTRIC HEA...
Page 25 - Service Manual 25
Product Specifications ( inch) (19.0OZ) POWER CORD MODELS ITEMS COOLING HEATING OPERATING TEMPERATURE CHARGE(g ) REFRIGERANT(R410A) EVAPORATOR CONDENSER FAN,INDOOR FAN,OUTDOORFAN,SPEEDS (FAN/COOLING/HEATING)FAN,MOTOROPERATION CONTROL ROOM TEMP.CONTROL AIR DIRECTTION CONTROL CONSTRUCTION ELECTRIC HEA...
Page 26 - Exploded View; 6 Room Air Conditioner
Exploded View Exploded View 349600 567502 W48602 550140 359012 B 249940 249950 267110 A 264110 268711-2 268711-1 238310 567480 W0CZZ 237200 MODE TIMER POWER FAN SPEED Fan Energy Saver Cool Time r TEMP 'F F1 LOW F2 MED F3 HIG H 552206 753000 349480 W48602 559011 346811 349001 130410 130900 135312 147...
Page 27 - Service Manual 27
W0CZZ CAPACITOR,FILM,BOX 67301909 130410 BASE ASSEMBLY,SINGLE 67302923 130900 CABINET 67303718 132100 FRAME 67303504 135303 GRILLE,INLET 67306113 135312 GRILLE ASSEMBLY,FRONT(SINGLE) 67306020 238310 ESCUTCHEON 67304802 W48602 CLAMP,SPRING 67302500 346811 MOTOR ASSEMBLY,SINGLE 67303019 147581 LOUVER,...
Page 28 - 8 Room Air Conditioner
W0CZZ CAPACITOR,FILM,BOX 67301910 130410 BASE ASSEMBLY,SINGLE 67302923 130900 CABINET 67303718 132100 FRAME 67303504 135303 GRILLE,INLET 67306104 135312 GRILLE ASSEMBLY,FRONT(SINGLE) 67306005 238310 ESCUTCHEON 67304802 W48602 CLAMP,SPRING 67302500 346811 MOTOR ASSEMBLY,SINGLE 67303008 147581 LOUVER,...
Page 29 - Service Manual
Service Manual 29 W0CZZ CAPACITOR,FILM,BOX 67301911 130410 BASE ASSEMBLY,SINGLE 67302930 130900 CABINET 67303718 132100 FRAME 67303504 135303 GRILLE,INLET 67306104 135312 GRILLE ASSEMBLY,FRONT(SINGLE) 67306005 238310 ESCUTCHEON 67304802 W48602 CLAMP,SPRING 67302500 346811 MOTOR ASSEMBLY,SINGLE 67303...
Page 30 - FRIEDRICH AIR CONDITIONING CO.
Unifit Heat Cool Svc Parts 2010 (05/10) Printed in the U.S.A 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