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Ballu KFR-3502BPE Service Manual

Manual is about: SPLIT TYPE INVERTER AIR CONDITIONER

Summary of KFR-3502BPE

  • Page 1

    - kfr 3601gw/bpe kfr- 40 01gw/bpe kfr- 3502gw/bpe service manual split type inverter air conditioner contents 1.Part names and functions................... 2.Specification............................................ 3.Outlines and dimensions....................... 4.Wiring diagram......................

  • Page 2

    1. Part names and functions vertical vane indoor unit outdoor unit tubes and cable drainage hose drainage hole (bottom) air outlet air inlet (rear and side) 1 kfr-3601w/bpe kfr-4001w/bpe kfr-3601g/bpe kfr-4001 /bpe g switch button vfd screen power plug air outlet air inlet grille front cover air fil...

  • Page 3

    Tubes and cable drainage hose air inlet (rear and side) air outlet drainage hole(bottom) air inlet air filter front panel horizontal vane power plug air outlet vertical vane color display screen indoor unit kfr-3502g/bpe kfr-3502g/bpe outdoor unit 2 1. Part names and functions.

  • Page 4

    Remote control unit 1 Ð ¡ Ê ± a a t. S e t t i n g t. S e t t i n g c a a a hour on off h.P. On/off temp. Sleep flap on off set clr sensor battery fan/mute soft reset temp.Disp atr ex. Mode sensor testing the ambient temperature of the remote control unit lcd displaying the running condition. Hi-pow...

  • Page 5

    A a t. S e t t i n g t. S e t t i n g c a a a hour on off h.P. On/off temp. Sleep flap on off set clr sensor battery fan/mute soft reset mode sensor testing the ambient temperature of the remote control unit lcd displaying the running condition. Hi-power running button sleep button press the button,...

  • Page 6

    2.Specification 5 model kfr-3601gw/bpe kfr-4001gw/bpe function cooling heating cooling heating power supply a.C 220v~ 50hz a.C 220v~ 50hz capacity kw 3.6 5.0 4.0 6.0 dehumidification l /h 1.5 1.8 capacity air flow m 3 /h 540 650 630 680 power outlet a 16 16 16 16 running current a 6.35 7.8 8.0 11.5 ...

  • Page 7

    2.Specification 6 model kfr-3502gw/bpe function cooling heating power supply a.C220 50hz capacity kw 3.5 4.8 dehumidification l /h 1.8 —— capacity air flow m 3 /h 540 640 power outlet a 16 running current a 6.5 10.0 power input w 7.8 12.0 auxiliary heater a(kw) —— power factor % 90 90 starting curre...

  • Page 10

    5.Refrigerant system diagram 3.Outlines and dimensions kfr-3601w/bpe kfr-4001w/bpe kfr-3502w/bpe 9.

  • Page 11

    4.Wiring diagram electrical wiring diagram 0 1 2 3 4 (l) ac in1 ac out1 acin2(cn06.2) +5v(cn01.1) gnd(cn01.2) cs(cn01.3) so(cn01.4) clk(cn01.5) remote(cn01.6) bright(cn02.1) -27v(cn02.2) 4.6b(cn02.3) 4.6a(cn02.4) +5v(cn08.1) gnd(cn08.2) cs(cn08.3) so(cn08.4) sck(cn08.5) remote(cn08.6) bright(cn02.1)...

  • Page 12

    Electrical wiring diagram 0 1 2 3 4 (l) l in l out1 acin2(cn03.2) +5v(cn01.1) gnd(cn01.2) cs(cn01.3) so(cn01.4) clk(cn01.5) remote(cn01.6) sw(cn01.7) -27v(cn02.1) 4.6b(cn02.2) 4.6a(cn02.3) +5v(cn08.1) gnd(cn08.2) cs(cn08.3) so(cn08.4) sck(cn08.5) remote(cn08.6) sw(cn08.7) -27v(cn02.2) 4.6b(cn02.3) 4...

  • Page 13

    Vnc(cn12.10) vn1(cn12.11) vnc(cn15.10) vn1(cn15.11) si(cn09) in2 in1 e out1 out2 out3 yel/grn ac ac + + ptc ac in1(cn04) ac in2(cn05) dc out1(cn11) dc out2(cn01) p(cn07) n(cn06) w(cn03) v(cn04) u(cn05) ac out1(cn03) vfc(cn05.1) gnd(cn05.2) +5v(cn05.3) z(cn05.4) y(cn05.5) x(cn05.6) w(cn05.7) v(cn05.8...

  • Page 15

    5.Refrigerant system diagram max. Refrigerant piping length piping size o.D : mm length of connecting pipe : m modles refrigerant piping max. Length : m a gas liquid indoor unit outdoor unit kfr-3502gw/bpe 15 12.7 6.35 kfr-3601gw/bpe 15 12.7 6.35 kfr-4001gw/bpe 15 12.7 6.35 max. Height difference in...

  • Page 17

    Cooling capacity outdoor intake air db 20 25 30 35 40 45 model indoor intake air (wb ) ca pc ca pc ca pc ca pc ca pc ca pc 16 3787 1425 3671 1439 3420 1498 3123 1501 2855 1564 2649 1637 18 4117 1459 3876 1445 3775 1525 3475 1527 3244 1637 2879 1643 20 4301 1436 4160 1434 3947 1499 3644 1501 3367 158...

  • Page 18

    7.Control mode 17 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...

  • Page 19

    7.Control mode 1.1 in this mode, the outdoor fan will work as follows: outdoor temperature 28 high outdoor temperature 28 and condenser temperature 40 high outdoor temperature 28 and 40 condenser temperature 35 mid outdoor temperature 28 low heating 1.1 in the heating mode, the set temperature is de...

  • Page 20

    7.Control mode 19 1. Energy-saving 4.1 press the soft button on the remote controller to activate the energy-saving function. Now the energy-saving symbol appears on the screen. Press the button again to cancel this function, the corresponding symbol will go off. 4.2 during energy-saving mode, the e...

  • Page 21

    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, th...

  • Page 22

    8. Troubleshooting 21 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 ...

  • Page 23

    8. Troubleshooting 22 3. The content of trouble code display 3.1 abnormal sensor: when the sensor is short circuited or cut off, the compressor will stop, and the trouble code will be displayed. 3.2 abnormal power module ipm: when the power module comes about such problems as overheat, over current,...

  • Page 24

    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; when the temperature ...

  • Page 25

    5.Refrigerant system diagram 6.Performance curves 5.Refrigerant system diagram 9.Service flow chart 24 swi t ch on t he power suppl y no yes no yes check t he r esul t repl ace t he t r ansf or mer no yes di spl ay boar d t r oubl e yes no i ndoor cont r ol boar d i s br oken and r epl ace i t recon...

  • Page 26

    5.Refrigerant system diagram 9.Service flow chart occur by chanc e no tr oubl e code 3 i ndoor heat exchanger i s f r eezed no i ndoor coi l sensor yes swi ch of f t he power , st ar t up t he ai r condi t oner af t er t he i ce di sappear s our door cont r ol boar d t r oubl e yes yes i ndoor cont ...

  • Page 27

    5.Refrigerant system diagram 9.Service flow chart 26 tr oubl e code 5 communi cat i on t r oubl e no connect t he i ndoor and out door uni t agai n accor di ng t o t he wi r i ng di agr am yes yes repl ace t he out door cont r ol boar d and st ar t up agai n our door cont r ol boar d t r oubl e yes ...

  • Page 28

    5.Refrigerant system diagram 9.Service flow chart 27 tr oubl e code 23 compr ssor over hot pr ot ect i on no out door cont r ol boar d t r oubl e and r epl ace i t repl ace t he olp no yes nor mal pr ot ect i on yes yes repl ace di schar gi ng sensor no tr oubl e code 26 over cur r ent t r oubl e no...

  • Page 29

    5.Refrigerant system diagram tr oubl e code 30 condenser over l oad no yes out door cont r ol boar d and r epl ace i t yes no nor mal pr et ect i on out door coi l sensor t r oubl e tr oubl e code 33 eeprom t r oubl e out door cont r ol boar d t r oubl e tr oubl e code 32 i pm t r oubl e no yes i pm...

  • Page 30

    5.Refrigerant system diagram 6.Performance curves 5.Refrigerant system diagram 9.Service flow chart 29 indoor electric control p.C. Board kfr-3502g/bpe.

  • Page 31

    5.Refrigerant system diagram 6.Performance curves 5.Refrigerant system diagram 9.Service flow chart 30 indoor electric control p.C. Board kfr-3601g/bpe.

  • Page 32

    5.Refrigerant system diagram 6.Performance curves 5.Refrigerant system diagram 9.Service flow chart 31 outdoor electric control p.C. Board kfr-3502w/bpe kfr-3601w/bpe kfr-4001w/bpe.

  • Page 33

    10.Sensor parameter 32 the parameter of the coil and outdoor sensor t ( 'c ) r ( k o ) v ( v) t ( 'c ) r ( k o ) v ( v) t ( 'c ) r ( k o ) v ( v) - 10 27. 68 0. 7258 7 11. 52 1. 4488 24 5. 226 2. 3675 - 9 26. 22 0. 76 8 10. 97 1. 4997 25 5 2. 4227 - 8 24. 85 0. 7953 9 10. 45 1. 5512 26 4. 785 2. 477...

  • Page 34

    10.Sensor parameter 33 t ( 'c ) r ( o ) v ( v) t ( 'c ) r ( o ) v ( v) t ( 'c ) r ( o ) v ( v) - 10 313. 4 0. 3 31 44. 74 1. 545 71 9. 659 3. 372 - 9 297. 2 0. 315 32 42. 89 1. 59 72 9. 331 3. 409 - 8 281. 9 0. 331 33 41. 13 1. 636 73 9. 016 3. 446 - 7 267. 5 0. 348 34 39. 44 1. 682 74 8. 712 3. 483...

  • Page 35

    Screws 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. 2. Remove the electrical control box 1) remove the indoor coil sensor from the sensor bracket. 2) remove the switc...

  • Page 36

    Screws 1) disconnect the evaporator and the other parts then remove the screws of the evaporator. 2) remove the evaporator. 4. Remove the evaporator screws 5. Remove the cross-flow fan and the fan motor 1) take out the screws of the motor cover and remove the cover. 2) remove the cross-flow fan and ...

  • Page 37

    11. Disassembly instructions 跡掑蹟隊 front panel grille 1. Remove the 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. 4) remove the grille. 2. Remove ...

  • Page 38

    11. Disassembly instructions 1) disconnect the evaporator and the other parts, take out the screws of the evaporator. 2) remove the evaporator. 4.Remove the evaporator 1) take out the screw of the rubber cover and remove the rubber cover. 2) remove the screw connecting the fan motor and the cross-fl...

  • Page 39

    Screw handle valve cover front panel back panel top cover 1. Remove the top panel 1) take out the screws of the top panel. 2) remove the top panel. 2. Remove the front panel 1) take out the screws of the front panel. 2) take out the screws of the strengthen plate and remove the strengthen plate. 3) ...

  • Page 40

    1) take out the screws of the back panel. 2) remove the back panel. 4. Remove the back panel 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. 3) take out the screws of the fan supporter and remove the fan supporter. 4) take out t...

  • Page 41

    2 5 2 4 2 9 2 8 4 2 7 3 2 2 2 6 2 1 8 5 6 7 1 9 3 1 1 8 1 7 3 7 3 4 2 3 3 5 3 6 2 1 3 2 3 3 2 0 4 0 3 8 3 9 1 3 1 2 1 0 9 3 0 1 1 1 4 1 6 1 5 12. Parts list kfr-3601g/bpe kfr-4001g/bpe 40

  • Page 42

    12. Parts list 41 kfr- 3601g/ bp kfr- 4001g/ bp key no. Description quantity part no. 1 front panel 1 rza-2-1601-003-xx-0 2 air filter 2 rza-0-2305-005-xx-0 3 electrical control box cover 1 rza-2-2369-006-xx-0 4 display panel 1 rza-0-2258-003-xx- 5 grille 1 rza-0-1501-004-xx-0 6 water plate 2 rza-0-...

  • Page 43

    12. Parts list kfr-3601w/bpe kfr-4001w/bpe 3 4 5 6 7 8 1 2 2 1 9 2 2 2 1 1 7 1 6 1 5 1 4 1 3 2 0 1 9 1 8 2 4 1 1 1 0 2 3 kfr-3502w/bpe 42.

  • Page 44

    12. Parts list 43 kfr- 3502w/bpe kfr- 3601w/bpe kfr- 4001w/bpe key no. Description part no. Q'ty q'ty q'ty 1 fan guard ass’y 852-2-1321-156-01-0 1 1 1 2 cabinet ass’y 852-2-1112-241-01-0 1 1 1 3 propeller fan ass’y 852-2-2502-136-01-0 1 1 1 4 fan motor rza-0-0000-031-xx-0 1 1 1 5 mounting plate ass’...

  • Page 45

    12. Parts list 1 3 13 35 5 36 6 2 4 8 33 34 14 15 16 17 18 20 19 22 23 24 25 7 32 31 12 29 10 9 11 30 27 21 28 26 38 37 44.

  • Page 46

    12. Parts list 45 kfr-3502g/bpe key no. Description part no. Q’ty 1 front panel rza-2-1601-006-xx-0 1 2 display frame rza-2-2306-005-xx-0 1 3 ornament grille rza-2-1501-010-xx-0 1 4 grille rza-2-1501-009-xx-0 1 5 air filter rza-0-2305-007-xx-0 2 6 vane plate rza-2-2478-102-xx-0 3 7 vane rza-2-1523-0...