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Ballu KFR-33GWE Service Manual

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SPLIT TYPE AIR CONDITIONER
SERVICE MANUAL
KFR - 33GWE
KFR - 25 01GWE
KFR - 33 01GWE
KFR - 48 01GWE
KF(R)- 25 GWE
KF
- 50 02GWE
KF
- 34 GWE
KFR - 32 01GWE
CONTENTS
2.SPECIFICATION...................................
3.OUTLINES AND DIMENSIONS..............
4.WIRING DIAGRAM ...............................
6.PERFORMANCE DATA .........................
7.CONTROL MODE ................................
8.TROUBLESHOOTING ...........................
9.SERVICE FLOW CHART......................
10.SENSOR PARAMETER ......................
12.PARTS LIST ......................................

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  • Page 1: Table Of Contents

    SPLIT TYPE AIR CONDITIONER SERVICE MANUAL KFR - 33GWE KFR - 25 01GWE KFR - 33 01GWE KFR - 48 01GWE KF(R)- 25 GWE - 50 02GWE - 34 GWE KFR - 32 01GWE CONTENTS 1.PART NAMES AND FUNCTIONS... 2.SPECIFICATION........3.OUTLINES AND DIMENSIONS....

  • Page 2: Part Names And Functions

    1. PART NAMES AND FUNCTIONS KFR-3301GWE KFR-3201GWE KFR-2501GWE KFR-33GWE KF(R)-25GWE KF-34GWE Air intake grille INDOOR UNIT Air outlet Drain hose Remote control Refrigerant tubes unit OUTDOOR UNIT Air outlet INDOOR UNIT OPERATING lamp TIMER lamp POWER lamp HIGH HI POWER...
  • Page 3 1. PART NAMES AND FUNCTIONS KFR-3301GWE KFR-3201GWE KFR-2501GWE KFR-33GWE KFR-25GWE SENSOR Transmitter SET TEMP AUTO 1 苤奀 1HOUR 1HOUR HOUR HOUR AUTO Display AUTO TEMP ON/OFF 1 HR. TIMER button TEMP.setting button HIGH POWER HIGH POWER button ON/OFF button FLAP...
  • Page 4 1. PART NAMES AND FUNCTIONS KF-25GWE KF-34GWE Sensor Transmitter SET TEMP AUTO 1 苤奀 1HOUR 1HOUR HOUR HOUR AUTO Display AUTO TEMP ON/OFF 1 HR. TIMER button TEMP.setting button HIGH POWER HIGH POWER button ON/OFF button FLAP MODE FLAP button MODE selector button FAN SPEED 壽...
  • Page 5 1. PART NAMES AND FUNCTIONS KFR-4801GWE INDOOR UNIT Indoor coil sensor Air filter Air fresh filter Switch button Front panel Air inlet Horizontal vane Air outlet Power plug Vertical vane Display panel OUTDOOR UNIT Air inlet (rear and side) Tubes and cable Drainage hose Air outlet Drainage hole (bottom)
  • Page 6 1. PART NAMES AND FUNCTIONS KFR-4801GWE REMOTE CONTROL UNIT Transmitter Sensor Transmitting signals to the indoor unit, the symbol will appear on the top of Testing the ambient temperature LCD. of the remote control unit Displaying the running condition. T.SETTING T.SETTING On/Off button Press the button to run, press again...
  • Page 7 1. PART NAMES AND FUNCTIONS KF-5002GWE INDOOR UNIT Indoor unit sensor(inside) Air filter Air fresh filter Switch button Front cover Air inlet Horizontal vane Air outlet Power plug Vertical vane Display panel OUTDOOR UNIT Cable Tubes Air inlet (rear and side) Drainage hose Air outlet...
  • Page 8 1. PART NAMES AND FUNCTIONS KF-5002GWE REMOTE CONTROL UNIT Transmitter Sensor Transmitting signals to the indoor unit, the symbol will appear on the top of Testing the ambient temperature LCD. of the remote control unit Displaying the running condition. T.SETTING T.SETTING On/Off button Press the button to run, press again...

  • Page 9: Specification

    2.SPECIFICATION Model KF-25GWE KF-34GWE Function Cooling Heating Cooling Heating Power supply a.c 220V~ 50Hz a.c 220V~ 50Hz Capacity Capacity Dehumidification l /h Air flow Power outlet Running current Power input 1250 Electrical Auxiliary heater A(KW) data Power factor Starting current Compressor motor current Fan motor current Coefficient of performance(C.O.P)
  • Page 10 2.SPECIFICATION Model KFR-25GWE KFR-33GWE Function Cooling Heating Cooling Heating Power supply a.c 220V~ 50Hz a.c 220V~ 50Hz Capacity 3.65 Capacity Dehumidification l /h Air flow Power outlet Running current Power input 1220 1260 Electrical Auxiliary heater A(KW) data Power factor...
  • Page 11 2.SPECIFICATION Model KFR-3301GWE KFR-3201GWE Function Cooling Heating Cooling Heating Power supply a.c 220V~ 50Hz a.c 220V~ 50Hz Capacity 3.30 3.55 3.20 3.75 Capacity l /h Dehumidification Air flow Power outlet Running current Power input 1.22 1.26 1.25 1.40 Electrical Auxiliary heater A(KW) data Power factor...
  • Page 12 2.SPECIFICATION Model KFR-4801GWE KF-5002GWE Function Cooling Heating Cooling Heating Power supply a.c 220V~ 50Hz a.c 220V~ 50Hz Capacity Capacity l /h Dehumidification Air flow Power outlet Running current 10.0 Power input 1.85 2.10 1.92 Electrical Auxiliary heater A(KW) data Power factor Starting current Compressor motor current 10.0...
  • Page 13 2.SPECIFICATION Model KFR-2501GWE Function Cooling Heating Power supply a.c 220V~ 50Hz Capacity Capacity Dehumidification l /h Air flow Power outlet Running current Power input 0.98 0.98 Electrical Auxiliary heater A(KW) data Power factor Starting current Compressor motor current Fan motor current Coefficient of performance(C.O.P) Model SG633...

  • Page 18: Wiring Diagram

    4.WIRING DIAGRAM KFR-3301GWE KFR-3201GWE KFR-2501GWE KFR-33GWE KF(R)-25GWE KF-34GWE INDOOR UNIT YLW/GRN EVAPORATOR PLUG YLW/GRN TERMINAL SENSOR SENSOR TRANSFORMER SU COM CM FM VA COIL ROOM FLAP FLAP MOTOR CONTROL BOARD PULSE IN BRN BLK YLW CAPACITOR WHT BLK RED SWITCH ASSY...
  • Page 19 4.WIRING DIAGRAM KFR-4801GWE INDOOR UNIT YEL/GRN EVAPORATOR POWER SOCKET YEL/GRN TERMINAL PANEL SENSOR SENSOR POWER TRAN. BLK BLK BLK BLK COIL STEP SU COM CM FM VA ROOM COIL MOTOR FLAP1 CONTROL BOARD FLAP2 STEP MOTOR PULSE IN SWITCH PANEL FAN MOTOR DISPLAY PANEL OUTDOOR UNIT...
  • Page 20 4.WIRING DIAGRAM KF-5002GWE INDOOR UNIT YEL/GRN EVAPORATOR POWER SOCKET YEL/GRN TERMINAL PANEL SENSOR SENSOR POWER TRAN. BLK BLK BLK BLK COIL STEP SU COM FLAP1 ROOM COIL MOTOR CONTROL BOARD STEP FLAP2 MOTOR PULSE IN SWITCH PANEL DISPLAY PANEL FAN MOTOR OUTDOOR UNIT TERMINAL PANEL YEL/GRN...
  • Page 21 KF-25GWE OUTDOOR UNIT Rerigerant pipe INDOOR UNIT 9.52) (With heat insulator) Heat exchanger Service vavle Heat exchanger Flare connection Indoor coil sensor Indoor temperature sensor Compressor Flare connection Service vavle Rerigerant pipe Cooling cycle Dryer Capillary tube ¦ Õ 6 . 3 5 £ © £...

  • Page 26: Refrigerant System Diagram

    Length of connecting pipe : m Modles Max. Length : m Liquid Indoor unit Outdoor unit KFR-25GWE 9.52 6.35 KFR-3201GWE 12.7 6.35 KFR-33GWE 12.7 6.35 MAX. HEIGHT DIFFERENCE Indoor unit Refrigerant piping Max. length Max. Height difference 5m Outdoor unit ADDITIONAL; REFRIGERANT CHARGE(R-22 : g)
  • Page 27 5.REFRIGERANT SYSTEM DIAGRAM MAX. REFRIGERANT PIPING LENGTH Refrigerant Piping Piping size O.D : mm Length of connecting pipe : m Modles Max. Length : m Liquid Indoor unit Outdoor unit KFR-4801GWE 12.7 6.35 KF-5002GWE 12.7 6.35 MAX. HEIGHT DIFFERENCE Indoor unit Refrigerant piping Max.
  • Page 28 5.REFRIGERANT SYSTEM DIAGRAM EVACUATION PROCEDURES Connect the refrigerant pipes (both the liquid and gas pipes) between the indoor and the outdoor units. Remove the service port cap of the stop valve on th e sid e o f the outdoor unit gas pipe. (Th e sto p valv e wi ll no t wor k in i ts initial state fresh out of the factory (totally closed with cap on).
  • Page 29 COOLING CAPACITY Indoor Outdoor intake air DB Ñ ° model Intake Air(WB ) Ñ ° KFR-33GWE 3408 3161 1066 3016 1154 2851 1237 2663 1337 2435 1433 (220V) 3674 1003 3433 1089 3265 1176 3032 1266 2899 1362 2659 1465...
  • Page 30 HEATING CAPACITY Indoor Outdoor intake air WB ° Ñ model Intake Air(DB ) ° Ñ KFR-33GWE 2256 2866 1043 3242 1134 3907 1304 4312 1434 4196 1372 (220V) 2083 1043 2484 1114 2891 1192 3606 1374 3708 1377 3729 1373...

  • Page 31: Control Mode

    7.CONTROL MODE Note: This manual is for the fixed-speed series split type air conditioners, including the models KFR-33GWE, KFR-25GWE, KFR-2501GWE, KFR-3301GWE, KFR-3201GWE, KF-25GWE, KF-34GWE, KF-5002GWE , KFR-4801GWE. Control Unit's Feature Display panel 1.1 Description of pattern 1.2 The display screen consists of 4 LEDs, indicating power, time set, operation and high power respectively.
  • Page 32 7.CONTROL MODE Hold down the temporary switch and then turn on the air conditioner, the buzzer on the indoor unit rings two times, and the unit enters in the self-test status. 1.2 If a signal has been received from the remote controller during the temporary run, the system will operate according to the commands of the remote signal.
  • Page 33 7.CONTROL MODE 3.2 Indoor fan speed: 2501 33, 34 3301, 3201 4801 5002 Fan speed High power 1,950 1,950 1,950 1,950 1,300 1,300 High 1,850 1,850 1,850 1,850 1,250 1,250 1,700 1,700 1,700 1,700 1,050 1,050 Mute 1,600 1,600 1,600 1,600 Ultra-low 1,500 1,500 1,500...
  • Page 34 7.CONTROL MODE The control unit selects a run mode according to the temperature difference between the room temperature and temperature setting. 5.2 When the room temperature is above 2 higher than the temperature setting, the system runs in the cooling mode. °Ñ...
  • Page 35 7.CONTROL MODE 6.4 Indoor fan speed: Model Fan speed 2501 3301, 3201 4801 High power 2,000 2,000 1,950 1,950 1,300 High 1,900 1,900 1,850 1,850 1,250 1,700 1,700 1,700 1,700 1,050 Mute 1,600 1,600 1,600 1,600 Ultra-low 1,500 1,500 1,500 1,500 Automatic Fan speed Fan speed...
  • Page 36 7.CONTROL MODE The air conditioner will enter defrosting as long as any of the three conditions is satisfied. . The air conditioner will enter defrosting as long as any of the three conditions is satisfied. . 7.1 Defrosting procedures: 7.1 Defrosting procedures: Both the compressor and outdoor fan motor are interrupted.
  • Page 37 7.CONTROL MODE Detection. The remote controller detects the room temperature once every 20 seconds, and automatically transmits the signal at 3-minute intervals or when it has detected a change in the room temperature. If the indoor control unit has not received a remote signal for more than 10 minutes, the control function will be automatically switched over to the temperature sensor at the air intake.

  • Page 38: Troubleshooting

    8. TROUBLESHOOTING When the air conditioner works in the abnormal condition, please press the sensor button of the remote controller one time and then press this button continuously two time, the trouble (the LED lamp flickers) will be displayed on the display panel. Trouble Description Trouble LED Display...
  • Page 39 6.PERFORMANCE 9.SERVICE FLOW CURVES CHART 5.REFRIGERANT 5.REFRIGERANT SYSTEM SYSTEM DIAGRAM DIAGRAM Switch on the power supply Does it receive the signal Startup self-diagnosis Y es Does the LED Y es of remote controller? function display Normally? Check the trouble Is the fuse blown? Remote controller trouble Is remote controller in or replace the battery...
  • Page 40 9.SERVICE FLOW CHART 5.REFRIGERANT SYSTEM DIAGRAM Running light flickers Timer and power light flicker indoor heat exchanger Indoor heat exchanger is overload Is freezed Indoor coil Is indoor heat exchanger Is indoor heat sensor trouble Indoor coil sensor very hot? exchanger freezed Y es Y es...
  • Page 41 9.SERVICE FLOW CHART 5.REFRIGERANT SYSTEM DIAGRAM High power light flickers in door fan motor trouble Set the air conditioner operate in fan mode Does fan motor stop Is indoor fan motor Fan motor trouble Y e s with the remote controller Y es running? and replace it...

  • Page 42: Sensor Parameter

    10.SENSOR PARAMETER KF-25GWE KF-34GWE PARAMETER OF THE INDOOR COIL SENSOR T( ) R(Ko ) V(v) T( ) R(Ko ) V(v) T( ) R(Ko ) V(v) °Ñ °Ñ °Ñ - 10 23, 95 0, 8202 7, 549 1, 9185 2, 936 3, 0775 22, 82 0, 8539...
  • Page 43 10.SENSOR PARAMETER KFR-3201GWE KFR-25GWE KFR-2501GWE KFR-33GWE KFR-4801GWE KF-5002GWE KFR-3301GWE PARAMETER OF THE TEMPERATURE SENSOR T( ) R(Ko) V(v) T( ) R(Ko) V(v) T( ) R(Ko) V(v) °Ñ °Ñ °Ñ - 10 23, 95 0, 8202 7, 549 1, 9185 2, 936...

  • Page 44: Disassembly Instructions

    11. DISASSEMBLY INSTRUCTIONS KFR-3301GE KFR-3201GE KFR-2501GE KFR-33GE KF(R)-25GE KF-34GE OPERATION PROCEDURE PHOTOS Front Panel Remove the grille 1) Open the screw cover of the grille. 2) Take out the screws of the grille. 3) Hold both sides of the grilleand drag it towards oneself, shown the operation switching board of the indoor unit.
  • Page 45 11. DISASSEMBLY INSTRUCTIONS KFR-3301GE KFR-3201GE KFR-2501GE KFR-33GE KF(R)-25GE KF-34GE 3. Remove the air outlet 1) Take out the screws of the air outlet. 2) Remove the atepper motor. 3) Disconnect the drainage hose and the air outlet. 4) Remove the air outlet. Screws 4.
  • Page 46 11. DISASSEMBLY INSTRUCTIONS KFR-3301WE KFR-3201WE KFR-2501WE KFR-33WE KF(R)-25WE KF-34WE OPERATION PROCEDURE PHOTOS 1. Remove the right side panel 1) Take out the screws of the side panel and remove the Screws side panel. Screw 2) Take out the scres of the right side panel. 3) Remove the right side panel.
  • Page 47 11. DISASSEMBLY INSTRUCTIONS KF(R)-25WE KF-34WE KFR-3301WE KFR-3201WE KFR-2501WE KFR-33WE 3. Remove the electrical board Screw 1) Disconnect all the circuitries of the termonal board and the capacitor. Capacitor 2) Take out the screws of the electrical board. Clip 3) Remove the electrical board. Terminal Board Screw 4.
  • Page 48 11. DISASSEMBLY INSTRUCTIONS KFR-4801GE KF-5002GE OPERATION PROCEDURE PHOTOS Front Panel 1. Remove the grille 1) Open the front panel. 2) Take out the screws of the grille. 3) Hold the both sides of the grille and drag it towards oneself,remove the grille. Screws 2.
  • Page 49 11. DISASSEMBLY INSTRUCTIONS KFR-4801GE KF-5002GE 4. Remove the evaporator 1. Disconnect the evaporator and the other parts,take out Screws the screws of the evaporator and remove the evaporator. Fan Motor Motor Cover 5. Remove the cross-flow fan and the fan motor 1) Take out the screws of the motor cover and remove the motor cover.
  • Page 50 11. DISASSEMBLY INSTRUCTIONS KFR-4801WE PHOTOS OPERATION PROCEDURE 1. Remove the front panel Front panel Side cover Screws 1) Remove the valve cover. 2) Remove the side cover. 3) Remove the front panel. Screws Valve cover Screws Back guard Screws...
  • Page 51 11. DISASSEMBLY INSTRUCTIONS OPERATION PROCEDURE PHOTOS Electrical control box ass'y Fan motor wire 2. Remove the outside fan 1)Turn the nut which fix the outside Fan in anti-clockwise and remove The outside fan. Outside fan Noise defending cover Fan motor Fan motor wire 3.
  • Page 52 11. DISASSEMBLY INSTRUCTIONS OPERATION PROCEDURE PHOTOS Electrical control box ass'y Screws 4. Remove the electrical control Box ass'y Back guard 1) Remov eall the terminals of the electrical control box ass'y. 2) Take out the screws and remove the electrical Control box.

  • Page 53: Parts List

    12. PARTS LIST KFR-33GE KF-34GE KFR-3201GE KF(R)-25GE KFR-2501GE KFR-3301GE...
  • Page 54 12. PARTS LIST KFR-33WE KFR-2501WE KF-34WE KFR-3201WE KF(R)-25WE KFR-3301WE...
  • Page 55 12. PARTS LIST KF-5002WE...
  • Page 56 KF-25GE KF-34GE KFR-25GE KFR-3201GE KFR-33GE KFR-2501GE Key No. Part No. Description Q'ty Q'ty Q'ty Q'ty Q'ty Q'ty Steppor Motor 529- 0- 0000- 062- 0A- 0 Cross-Flow Fan Ass’y 852- 0- 2509- 206- 00- 0 RZA-0-2509-111-XX-0 Cross-Flow Fan Ass’y Bearing Ass’y 852- 0- 2510- 128- 00- 1 RZA-0-0000-073-XX-0 Fan Motor...
  • Page 57 852-0-4116-381-00-0 Evaporator Ass’y Grill Ass’y 852- 0- 1501- 297- 00- 0 Screw Cover 852- 2- 2350- 155- 01- 0 Air Filter 852- 0- 2307- 248- 01- 0 Electrical Control Box cover 852- 2- 2369- 314- 01- 0 Front Panel 852- 2- 1601- 123- 01- 0 Air Outlet Ass'y 852- 0- 1504- 204- 00- 0 Flap...
  • Page 58 KF-25WE KF-34WE KFR-25WE KFR-33WE KFR - 2501W E KFR - 3301W E KFR - 3201W E Key No. Part No. Description Q'ty Q'ty Q'ty Q'ty Q'ty Q'ty Q'ty Compressor Ass'y R ZA - 0- 4526- 037- XX- 0 Compressor Ass'y 852- 0- 4526- 151- 00- C RZA-0-4526-058-XX-0 Compressor Ass'y...
  • Page 59 Outside Fan 852- 0- 2502- 135- 00- 0 Outside Fan 852- 0- 2502- 138- 00- 0 P.C.B. 852- 2- 5307- 542- 01- 1 4-2239-561-60-2 Capacitor Terminal Block R ZA - 1- 2379- 010- XX- 1 RZA-0-5306-030-XX-0 Terminal Block R ZA - 0-2379- 0 02-XX- 1 Terminal Block 4-2239-572-23-1 Capacitor...
  • Page 60 12. PARTS LIST KF-5002GE KF-4801GE...
  • Page 61 12. PARTS LIST KF-5002GE KF-4801GE Key NO. Part NO. Description Q’ty RZA-2-1601-004-XX-0 Front Panel RZA-0-2305-006-XX-0 Air Filter RZA-2-2369-011-XX-0 Electrical Control Box cover RZA-0-2258-013-XX- Display panel RZA-0-1501-007-XX-0 Grill RZA-0-2326-103-XX-0 Water Plate RZA-2-2219-016-XX-0 Evaporator Supportor RZA-0-4116-042-XX-0 Evaporator Ass’y RZA-0-2510-100-XX-0 Bearing Ass’y RZA-0-2509-102-XX-0 Cross-Flow Fan Ass’y RZA-2-2369-009-XX-0 Down Left Cover...
  • Page 62 12. PARTS LIST KF-4801WE...
  • Page 63 12. PARTS LIST KF-4801WE Key No. Part No. Description Q’ty RZA-2-1321-002-XX-0 Fan Guard RZA-2-1112-002-XX-1 Front Panel 852-2-2502-136-01-0 Outside Fan RZA-0-0000-042-XX-0 Fan Motor RZA-0-2362-015-XX-0 Fan Supporter Ass’y RZA-0-4102-039-XX-0 Condenser Ass’y RZA-0-1108-001-XX-0 Back Panel Ass’y RZA-0-5302-003-XX-0 Side Cover Ass’y RZA-2-2369-001-XX-1 Valve Cover RZA-0-4525-026-XX-0 4-Way Valve Ass’y RZA-0-4501-043-XX-0...

This manual is also suitable for:

Kfr-2501gweKfr-3301gweKfr-4801gweKf-25gweKfr-25gweKf-5002gwe ... Show all

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