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Ballu KFR-3601GW Service Manual

Split type inverter air conditioner
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SPLIT TYPE INVERTER AIR CONDITIONER

SERVICE MANUAL

-
KFR- 3502GW/BPE
CONTENTS
1.PART NAMES AND FUNCTIONS..................
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 INVERTER AIR CONDITIONER SERVICE MANUAL KFR 3601GW/BPE KFR- 40 01GW/BPE KFR- 3502GW/BPE CONTENTS 1.PART NAMES AND FUNCTIONS....2.SPECIFICATION......... 3.OUTLINES AND DIMENSIONS..... 4.WIRING DIAGRAM........5.REFRIGERANT SYSTEM DIAGRAM..... 6.PERFORMANCE DATA........ 7.CONTROL MODE ........8.TROUBLESHOOTING........9.SERVICE FLOW CHART......10.SENSOR PARAMETER......11.DISASSEMBLY INSTRUCTIONS....12.PARTS LIST..........

  • Page 2: Kfr 3601Gw/Bpe

    1. PART NAMES AND FUNCTIONS KFR-3601G/BPE KFR-4001 /BPE INDOOR UNIT Indoor coil sensor(inside) Air filter Air fresh filter Switch button Front cover VFD screen Air inlet grille Horizontal Vane Power plug Air outlet Vertical Vane KFR-3601W/BPE KFR-4001W/BPE OUTDOOR UNIT Air inlet (rear and side) Tubes and cable Drainage hose Air outlet...
  • Page 3 1. PART NAMES AND FUNCTIONS KFR-3502G/BPE INDOOR UNIT Air inlet Air filter Front panel Horizontal Vane Color display screen Power plug Air outlet Vertical vane KFR-3502G/BPE OUTDOOR UNIT Air inlet (rear and side) Tubes and cable Drainage hose Air outlet Drainage hole(bottom)
  • Page 4 1. PART NAMES AND FUNCTIONS KFR-3601G/BPE KFR-4001 /BPE 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...
  • Page 5 1. PART NAMES AND FUNCTIONS KFR-3502G/BPE 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 6: Specification

    2.SPECIFICATION Model KFR-3601GW/BPE KFR-4001GW/BPE Function Cooling Heating Cooling Heating Power supply a.c 220V~ 50Hz a.c 220V~ 50Hz Capacity Capacity l /h Dehumidification Air flow Power outlet 6.35 11.5 Running current Power input 1.34 1.58 1.54 2.14 Electrical Auxiliary heater A(KW)
  • Page 7 Coefficient of performance(C.O.P) Model SHV130FGEC Compressor Output Winding resistance (at20 ) 0.87 °Ñ Indoor Model YZW16W-4-411 fan motor Winding resistance (at20 ) KFR-3601GW/BPE °Ñ Outdoor Model UE6T-C41A4 fan motor Winding resistance (at20 ) 151.4 °Ñ Width Indoor unit Height Dimensions...

  • Page 10: Outlines And Dimensions

    5.REFRIGERANT SYSTEM DIAGRAM 3.OUTLINES AND DIMENSIONS KFR-3601W/BPE KFR-4001W/BPE KFR-3502W/BPE...

  • Page 11: Wiring Diagram

    4.WIRING DIAGRAM KFR-3601GW/BPE KFR-4001 /BPE ELECTRICAL WIRING DIAGRAM INDICATOR BOARD ELECTRICAL WIRING DIAGRAM CONTROL BOARD +5V(CN01.1) +5V(CN08.1) TERM.PANEL GND(CN01.2) GND(CN08.2) CS(CN01.3) CS(CN08.3) AC IN1 SO(CN01.4) AC OUT1 SO(CN08.4) ACIN2(CN06.2) SCK(CN08.5) CLK(CN01.5) REMOTE(CN08.6) REMOTE(CN01.6) (SI) SI(CN06.1) BRIGHT(CN02.1) BRIGHT(CN02.1) -27V(CN02.2) -27V(CN02.2) 4.6B(CN02.3) 4.6B(CN02.3)
  • Page 12 4.WIRING DIAGRAM KFR-3502G/BPE ELECTRICAL WIRING DIAGRAM ELECTRICAL WIRING DIAGRAM INDICATOR BOARD CONTROL BOARD +5V(CN01.1) +5V(CN08.1) TERM.PANEL GND(CN01.2) GND(CN08.2) CS(CN01.3) L IN CS(CN08.3) SO(CN01.4) SO(CN08.4) L OUT1 ACIN2(CN03.2) SCK(CN08.5) CLK(CN01.5) REMOTE(CN08.6) REMOTE(CN01.6) SW(CN08.7) (SI) SI(CN03.1) SW(CN01.7) -27V(CN02.2) 4.6B(CN02.3) -27V(CN02.1) 4.6A(CN02.4) 4.6B(CN02.2) L E N 4.6A(CN02.3) EVAP .
  • Page 13 4.WIRING DIAGRAM KFR-3502W/BPE FUSE CONTROL BOARD IPM BOARD SI(CN09) FIL. BOARD YEL/GRN VNC(CN15.10) VNC(CN12.10) TERM. PANEL VN1(CN15.11) VN1(CN12.11) YEL/GRN AC IN1(CN04) OUT1 AC IN2(CN05) OUT2 P(CN07) DC OUT1(CN11) REC. BRIDGE N(CN06) DC OUT2(CN01) OUT3 W(CN03) AC OUT1(CN03) V(CN04) U(CN05) VFC(CN18.1) VFC(CN05.1) GND(CN18.2) GND(CN05.2)

  • Page 15: Refrigerant System Diagram

    Refrigerant Piping Piping size O.D : mm Length of connecting pipe : m Modles Max. Length : m Liquid Indoor unit Outdoor unit KFR-3502GW/BPE 12.7 6.35 KFR-3601GW/BPE 12.7 6.35 KFR-4001GW/BPE 12.7 6.35 MAX. HEIGHT DIFFERENCE Indoor unit Refrigerant piping Max. length Max.
  • Page 17 COOLING CAPACITY °Ñ Indoor Outdoor intake air DB model Intake Air (WB ) °Ñ KFR-3601GW/BPE 3787 1425 3671 1439 3420 1498 3123 1501 2855 1564 2649 1637 (220V/50Hz) 4117 1459 3876 1445 3775 1525 3475 1527 3244 1637 2879 1643...

  • Page 18: Control Mode

    7.CONTROL MODE 1. Automatic 1.1 When the air conditioner is switched on and the remote controller is set to Auto mode, the air conditioner will select running modes automatically according to the difference between the room temperature and the setting temperature. 1.2 The running mode will be set when the machine is first switched on.
  • Page 19 7.CONTROL MODE 1.1 In this mode, the outdoor fan will work as follows: Outdoor temperature °Ñ High °Ñ Outdoor temperature °Ñ and condenser temperature High Outdoor temperature °Ñ and 40 °Ñ condenser temperature °Ñ Outdoor temperature °Ñ Heating 1.1 In the heating mode, the set temperature is determined by the remote controller. The temperature range is 16 —30 .
  • Page 20 7.2 Hold down the temporary switch for 5 seconds or longer and the system is forced to run in the cooling mode regardless of indoor temperature. NOTE: Operating frequency and rated values of the compressor: Item KFR-3601GW/BPE KFR-4001GW/BPE KFR-3502GW/BPE Frequency Rated...

  • Page 21: Other Functions

    7.CONTROL MODE Other functions 1. Flap control 1.1 Press the FLAP button on the remote controller continuously, the flap will alternate within the following eight positions: Auto, fixed (including the six positions of the flap from top to 1,2,3,4,5,6) and swing. 1.2 Auto: During the heating mode, the flap is set at position 5;...

  • Page 22: Troubleshooting

    8. TROUBLESHOOTING 1. Trouble code display When the controller creates protection, press the sensor button, the trouble codes will be displayed at the place for the indoor temperature on the VFD of the indoor unit. Once a trouble code appears due to the trouble of the air conditioner, it can not be cleared unless the machine is powered off.
  • Page 23 117 , the compressor stops. °Ñ 3.4 When the temperature protector at the top of the compressor functions, the compressor stops and the trouble code is displayed. 3.5 Total current overload protection Cooling mode Type KFR-3601GW/BPE KFR-4001GW/BPE KFR-3502GW/BPE Work condition of compressor Item Current...
  • Page 24 8. TROUBLESHOOTING 3.6 Abnormal power supply voltage protection When the supply voltage is above 260V or below 150V, the compressor stops, and the trouble code is displayed. 3.7 Overhot protection for the indoor heat exchanger When the temperature of the indoor coil 70 , the compressor will stop; °Ñ...

  • Page 25: Service Flow Chart

    6.PERFORMANCE CURVES 9.SERVICE FLOW CHART 5.REFRIGERANT SYSTEM DIAGRAM 5.REFRIGERANT SYSTEM DIAGRAM Sw i t ch on t he pow er suppl y D oes i t r ecei ve D oes VFD scr een St ar t up sel f - t est t he si gnal of di spl ay f unct i on...
  • Page 26 5.REFRIGERANT SYSTEM DIAGRAM 9.SERVICE FLOW CHART Tr oubl e code 4 Tr oubl e code 3 i ndoor heat exchanger I ndoor heat I s over l oad exchanger I s f r eezed I s i ndoor heat I ndoor coi l I s i ndoor heat exchanger ver y hot ? sensor t r oubl e...
  • Page 27 5.REFRIGERANT SYSTEM DIAGRAM 9.SERVICE FLOW CHART Tr oubl e code 5 D i spl ay boar d t r oubl e com m uni cat i on and r epl ace i t t r oubl e C onnect t he i ndoor I ndoor cont r ol I s t he system Are al l t he l ead...
  • Page 28 5.REFRIGERANT SYSTEM DIAGRAM 9.SERVICE FLOW CHART Tr oubl e code 23 Tr oubl e code 26 com pr ssor over hot over cur r ent t r oubl e pr ot ect i on I s t he oper at i ng Sw i ch of f and N or m al I s t he sur f ace of...
  • Page 29 5.REFRIGERANT SYSTEM DIAGRAM 9.SERVICE FLOW CHART Tr oubl e code 30 Tr oubl e code 11 condenser over l oad l i ght ness s ensor t r oubl e I s t he out door Are al l t he w i r es N or m al heat exchanger connect ed bet w een t he...
  • Page 30 6.PERFORMANCE CURVES 9.SERVICE FLOW CHART 5.REFRIGERANT SYSTEM DIAGRAM 5.REFRIGERANT SYSTEM DIAGRAM KFR-3502G/BPE Indoor electric control P.C. Board...
  • Page 31 6.PERFORMANCE CURVES 9.SERVICE FLOW CHART 5.REFRIGERANT SYSTEM DIAGRAM 5.REFRIGERANT SYSTEM DIAGRAM KFR-3601G/BPE Indoor electric control P.C. Board...
  • Page 32 5.REFRIGERANT SYSTEM DIAGRAM 6.PERFORMANCE CURVES 5.REFRIGERANT SYSTEM DIAGRAM 9.SERVICE FLOW CHART KFR-3502W/BPE KFR-3601W/BPE KFR-4001W/BPE Outdoor electric control P.C. Board...

  • Page 33: Sensor Parameter

    10.SENSOR PARAMETER PARAMETER OF THE INDOOR SENSOR T ( 'c ) R ( K o ) V ( v) T ( 'c ) R ( K o ) V ( v) T ( 'c ) R ( K o ) V ( v) - 10 27.
  • Page 34 10.SENSOR PARAMETER THE PARAMETER OF THE DISCHARGE SENSOR T ( 'C ) R ( O ) V ( v) T ( 'C ) R ( O ) V ( v) T ( 'C ) R ( O ) V ( v) - 10 313.

  • Page 35: Disassembly Instructions

    11. DISASSEMBLY INSTRUCTIONS KFR-3601G/BPE KFR-4001G/BPE OPERATION PROCEDURE PHOTOS Front Panel 1. Remove the grille 1) Open the front panel. 2) Take out the screws in the grille. 3) Hold the both sides of the grille, dragging towards oneself and then remove it. Screws 2.
  • Page 36 11. DISASSEMBLY INSTRUCTIONS KFR-3601G/BPE KFR-4001G/BPE 4. Remove the evaporator 1) Disconnect the evaporator and the other parts then remove Screws the screws of the evaporator. 2) 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 cover.
  • Page 37 11. DISASSEMBLY INSTRUCTIONS KFR-3502G/BPE OPERATION PROCEDURE PHOTOS Front panel 1. Remove the grille Grille 1) Open the screw cover in the grille. 2) Take out the screws of the grille. 3) Hold the both sides of the front panel and drag it towards oneself, shown the switching board of the indoor unit.
  • Page 38 11. DISASSEMBLY INSTRUCTIONS KFR-3502G/BPE 4.Remove the evaporator 1) Disconnect the evaporator and the other parts, take out the screws of the evaporator. Evaporator Remove the evaporator. Screws 5. Remove the fan motor and the cross-flow fan 1) Take out the screw of the rubber cover and remove the Rubber Cover rubber cover.
  • Page 39 11. DISASSEMBLY INSTRUCTIONS KFR-3502W/BPE,KFR-3601W/BPE,KFR-4001W/BPE OPERATION PROCEDURE PHOTOS Top Cover Screw Handle Screw Screw 1. Remove the top panel Valve Cover 1) Take out the screws of the top panel. Screw Screw 2) Remove the top panel. Screw Screw Screw Strengthen Plate Back Panel 2.
  • Page 40 11. DISASSEMBLY INSTRUCTIONS KFR-3502W/BPE, KFR-3601W/BPE, KFR-4001W/BPE 4. Remove the back panel 1) Take out the screws of the back panel. 2) Remove the back panel. 5.Remove the fan ,fan motor,fan supporter and the partition Fan Supporter plate. 1) Take out the screws of the fan and remove the fan. 2) Take out the screws of the fan motor and remove the fan motor.

  • Page 41: Parts List

    12. PARTS LIST KFR-3601G/BPE KFR-4001G/BPE...
  • Page 42 12. PARTS LIST KFR- 3601G / BP KFR- 4001G / BP Key NO. Description Quantity Part NO. Front Panel RZA-2-1601-003-XX-0 Air Filter RZA-0-2305-005-XX-0 Electrical Control Box cover RZA-2-2369-006-XX-0 Display panel RZA-0-2258-003-XX- Grille RZA-0-1501-004-XX-0 Water Plate RZA-0-2326-102-XX-0 Evaporator Supporter RZA-2-2219-014-XX-0 Evaporator Ass’y RZA-0-0055-033-XX-0 Bearing Ass’y RZA-0-2510-100-XX-0...
  • Page 43 12. PARTS LIST KFR-3601W/BPE KFR-4001W/BPE KFR-3502W/BPE...
  • Page 44 12. PARTS LIST KFR - 3502W / BPE KFR - 3601W / BPE KFR - 4001W / BPE Key NO. Description Part NO. Q'ty Q'ty Q'ty Fan Guard Ass’y 852-2-1321-156-01-0 Cabinet Ass’y 852-2-1112-241-01-0 Propeller Fan Ass’y 852-2-2502-136-01-0 Fan Motor RZA-0-0000-031-XX-0 Mounting Plate Ass’y 852-2-2354-205-01-0 Condenser Ass’y...
  • Page 45 12. PARTS LIST...
  • Page 46 12. PARTS LIST KFR-3502G/BPE Key No. Description Part No. Q’ty Front Panel RZA-2-1601-006-XX-0 Display Frame RZA-2-2306-005-XX-0 ornament grille RZA-2-1501-010-XX-0 Grille RZA-2-1501-009-XX-0 Air Filter RZA-0-2305-007-XX-0 Vane Plate RZA-2-2478-102-XX-0 Vane RZA-2-1523-015-XX-0 Vane Lever RZA-2-1514-027-XX-0 Flap RZA-2-1523-013-XX-0 Drainage Hose Ass’y 852-0-1303-221-XX-0 Stepper Motor 529-0-0000-062-0A-0 Air Outlet Frame RZA-2-1504-022-XX-0...

This manual is also suitable for:

Kfr-3502bpeKfr-3601bpeKfr-4001gwKfr-4001bpeKfr-3502gw

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