Service Manual - FULL-timers

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(3) U2(TD62004AP) DARLINGTON ARRAYSIN1 1 16 OUT 1IN2 2 15 OUT 2IN3 3 14 OUT 3IN4 4 13 OUT 4IN5 5 12 OUT 5IN6 6 11 OUT 6IN7 7 10 OUT 7GND 89 COMMON FREEWHEELING DIODESKID65004AP10.5K7.2K 3K(Equivalent Circuit)COM(Top View)(4) U7 (7805CT): VOLTAGE REGULATOR (5VDC)TSUFFIXPLAASTIC PACKAGECASE 221ATO-220TYPESCHEMATIC DIAGRAM100K 500 100 100 10K240INPUT3.3K2000.3OUTPUT123Pin 1. INPUT2. GROUND3. OUTPUT2.7K5001.4K 28K6K 1K6K30pF5K2K5K0.19KFin 2 is groundfor Cose 221A.Case is groundfor Case 1.GND(5) U6 (7812ACT): VOLTAGE REGULATOR (12VDC)10K10K210INPUT16K10036K30020064K50K30001252026K60K40pF50 200OUTPUTPin 1. INPUT2. GROUND3. OUTPUT20K29K20KGND(Equivalent Ciircuit)29
9. DISASSEMBLY INSTRUCTIONSPlease refer to the chapter 10 (Exploded diagram and parts list).NOTE: ✻ → A or B or C1 Before service of 1. Stop the unit, remove the power cord from the receptacles.any part.2. Move the unit to the safe location for the suitable work.2 Ass’y Fan Motor- Fan Motor- Propeller Fan- Blower Fan• Only DW*-124R, DWA-152R1. Remove Front Grille- Open the grille upward by pulling out the bottom of the grille, lift it.- Remove screw which fasten Frame Grille with driver.- Disassemble Frame Grille from chassis.• All models except DW*-124R, DWA-152R1. Remove Front Grille- Remove Filter Pre.- Remove screw(2 point) in Front Grille with driver.- Disassemble Front Grille from chassis.2. Remove the unit from Cabinet.- Remove screws (2 point) from the unit’s sides.- Pull the unit from cabinet3. Remove Holder Scroll.4. Remove Scroll upper5. Remove Ass’y Control Box- Remove screws (4 point).- Remove wires in the each components.6. Remove wires in the Panel Housing.7. Remove screws (4 point) from Ass’y Fan Motor’s sides.- Ass’y Fan Motor is assembly of Fan Motor, Propeller and Blower Fan, Orificeand Panel Housing.8. Lift the Ass’y Fan Motor from the unit.9. Remove Clip Fan (2 point) from the shaft of Fan Motor.10. Remove Propeller Fan from the shaft of Fan Motor.11. Remove Blower Fan from the shaft of Fan Motor.12. Remove Fan Motor from Panel Housing.- Remove screws (4 point).3 Ass’y Control Box 1. Same as the procedure 1 to 5 in the Item 2.- Panel Control- Main Pcb- Front Pcb- Capacitor- Power Cord4 O.L.P 1. Same as the procedure 1 to 2 in the Item 2.2. Remove Terminal Cover from Compressor.- Remove hex-nut (1 point).30
Page 2 and 3: ContentsCONTENTS1. Specifications .
Page 4 and 5: R om Air-conditionerR om Air-condit
Page 6: 2 REMOTE CONTROLLERREMOCON SIGNAL T
Page 9 and 10: Replacing Batteries1 2 3Remove the
Page 11 and 12: Fan Speed(1) Motor speed (high spee
Page 13 and 14: 3. WIRING DIAGRAM(3103529000)12
Page 15 and 16: 5. CONTROL BLOCK DIAGRAMFront PCB88
Page 17 and 18: Part List● MAIN PCB ASS’Y(31043
Page 19 and 20: 7. TROUBLE SHOOTINGSelf-Diagnostic
Page 21 and 22: PCB DRIVING DESCRIPTION
Page 23 and 24: Oscillation(2)MICOM128 MHzDESCRIPTI
Page 25 and 26: Remote Controller(4)DESCRIPTIONSign
Page 27 and 28: Reset(6)5V5VMICOMR15.6K3 13 7042+ C
Page 29: 8. KEY COMPONENTS OF ELECTRONIC CIR
Page 33 and 34: R om Air-conditionerR om Air-condit
Page 35 and 36: NO CODE COMPONENTS Q'TY SPECIFICATI
Page 37 and 38: ■ DWA-121R, DWA-122R, DWB-121R, D
Page 39: ■ DW✻-124R, DWA-152R EXPLODED D

Service Manual - FULL-timers

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