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Haier HSU24VHJ Service Manual

Domestic air conditioner
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Step
4
Pull the front grille out
horizontally and remove
it.
HSU24VHJ(DB)
Procedure
84
RemovalProcedure
Points
When assembling, install the
front grille horizontally so as
not to stuff the flap inside.
When assembling, make
sure the three hooks are
caught properly.
Domestic air conditioner

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Summary of Contents for Haier HSU24VHJ

  • Page 1 HSU24VHJ(DB) RemovalProcedure Step Procedure Points Pull the front grille out horizontally and remove When assembling, install the front grille horizontally so as not to stuff the flap inside. When assembling, make sure the three hooks are caught properly. Domestic air conditioner...
  • Page 2 HSU24VHJ(DB) RemovalProcedure Procedure Warning Be sure to wait 10 minutes or more after turning off all power supplies before disassembling work. Step Procedure Points Remove the front grille. Remove the assembly of the reduction motor. 1. Remove the Drain pan.
  • Page 3 HSU24VHJ(DB) RemovalProcedure 9.25 Removal of Vertical Blade and Swing Motor Procedure Warning Be sure to wait 10 minutes or more after turning off all power supplies before disassembling work. Procedure Points Step Loosen the marked screws Push the hooks on the back of the vertical blades and remove.
  • Page 4: Removal Of Electrical Box

    HSU24VHJ(DB) RemovalProcedure 9.26 Removal of Electrical Box Procedure Warning Be sure to wait 10 minutes or more after turning off all power supplies Procedure Warning Be sure to wait 10 minutes or more after turning off all power supplies before disassembling work.
  • Page 5: Removal Of Heat Exchanger

    HSU24VHJ(DB) RemovalProcedure 9.27 Removal of Heat Exchanger Procedure Warning Be sure to wait 10 minutes or more after turning off all power supplies before disassembling work. Step Procedure Points You can detach the indoor unit without removing the assembly of the outlet grille.
  • Page 6 HSU24VHJ(DB) RemovalProcedure 9.28 Removal of Fan and Fan Motor Procedure Warning Be sure to wait 10 minutes or more after turning off all power supplies before disassembling work. Step Procedure Points Loosen the 6 screws. Remove the right side plate.
  • Page 7: The Removal Procedure Of Outdoor

    Removal of procedure HSU24VHJ(DB) 9.2 The removal procedure of outdoor 9.2.1 Removal of Outdoor panel Step Procedure Points 1. Features Loosen the service Be careful not to cover screw and remove the service cover. Domestic air conditioner...
  • Page 8 Removal of procedure HSU24VHJ(DB) Step Procedure Points 2. Remove the panels. Loosen the 4 screws and lift the top panel Loosen the screws of the panel. Pull and remove the front panel. Domestic air conditioner...
  • Page 9 Removal of procedure Removal of procedure 9.2.2 Romoval of Electrcal Box Step Procedure Points screws, then lift the electrical box Domestic air conditioner...
  • Page 10 Removal of procedure Removal of procedure 9.2.3 Romoval of the Side panel Step Procedure Points screws and remove the side panel. Domestic air conditioner...
  • Page 11 Removal of procedure Removal of procedure Step Procedure Points Remove the screws and remove the side panel. Domestic air conditioner...
  • Page 12: Removal Of Fan And Fan Motor

    Removal of procedure Removal of procedure 9.2.4 Removal of fan and fan motor Step Procedure Points Put the lead wire Loosen the of motor when remove the fan the propeller fan) Domestic air conditioner...
  • Page 13 Removal of procedure Removal of procedure Step Procedure Points screws and lift the fan motor. Domestic air conditioner...
  • Page 14 Removal of procedure Removal of procedure Step Procedure Points screws, then lift the Domestic air conditioner...
  • Page 15 Removal of procedure Removal of procedure Step Procedure Points screws, then lift the proof plate. Domestic air conditioner...
  • Page 16 Removal of procedure Removal of procedure Step Procedure Points Cut down the and pull out the compressor and remove the Domestic air conditioner...
  • Page 17 Removal of procedure Removal of procedure Step Procedure Points Domestic air conditioner...
  • Page 18 Removal of procedure Removal of procedure Step Procedure Points Domestic air conditioner...
  • Page 19 Removal of procedure Removal of procedure Step Procedure Points Remove the Domestic air conditioner...
  • Page 20: Wiring Diagrams

    HSU24VHJ(DB) Wiring Diagrams 10.Wiring Diagrams 10.1. INDOORUNIT 0010528005 PIPING TEMP.SENSOR AMBIENT TEMP.SENSOR RECEIVER DISPLAY RECEIVER CN32 DISPLAY CN48 EMERGENCY SWITCH CN11 CON7 LOUVER MOTOR CON2 CON6 CON1 CON8 ION GENERATOR Domestic Air Conditioner...
  • Page 21 +689+- '% :LULQJ 'LDJUDPV 2XWGRRU XQLW &1 &1 &1 $&1 $&/ &1 &1 &1 &1 &1 &1 &1 &1 &1 &1 &1 0$,1 &21752/ %2$5' $&1 $&/ &1 &1 &1 &1 &1 &1 &1 &1 &1 &1 &1 5HPDUN WKH GRWWHG SDUWV DUH RSWLRQDO IRU GLIIHUHQW XQLW 'RPHVWLF $LU &RQGLWLRQHU...
  • Page 22 +689+- '% &LUFXLW 'LDJUDPV &LUFXLW 'LDJUDPV ,1'22581,7 P1 2SA1037AK CN48 R206 R74 2K CN32 TJC8-02 R40 10K CN32' MODE P4_5/INT0 4.7uF-50V 595-RCK P1_3/KI3/AN11 595-SER P3_6/(INT1) 4.7uF-50V TJC8-02 595-SCK RESET P3_0/TRAO R29 1K P0_5/AN2/CLK1 100uF-16V SWITCH P0_4/AN3 P1_0/KI0/AN8 dig1 0.1uF R26 1K 0.1uF dig2 P3_1/TRBO...
  • Page 23 +689+- '% &LUFXLW 'LDJUDPV +15V FR106(1A-600V-500ns) 10 -1/4W 1.5K-1/4W SCK084R72 10uF-25V-105 310V +12V L7805CV 1A BCK-6-FE1901H 1N4746A(18V-1W 220V-N 1N5399 ER302(3A-200V-35ns) +12V 1N5399 10 -1/4W FR106(1A-600V-500ns) 220V-L 0.1uF 0.1uF LB2271 (32mH-0.35A) 1000uF-35V-105 470uF-16V 1N5399 1N5399 220V-N 10 -1/4W IC10 1N4742A(12V-1W) ICE2A265 CON1 TLP421 TVR14561* 220V-N...
  • Page 24 +689+- '% &LUFXLW 'LDJUDPV 287'22581,7  PRGXOH ERDUG &LUFXLW 'LDJUDPV 5. 2MH/15A D207 FFA30U60DN PS21965-AT AC -L C405 C404 C406 SGH40N60UF 104/275V 474/275V 680U/400V*2 104/275V R215 D25B X60B 0. 015/5W 0. 015/5W AC -N R214 9 10 11 12 13 14 15 16 17 R225 D206 C023...
  • Page 25 +689+- '% &LUFXLW 'LDJUDPV +12V L7805CV E22034 102/100V Vout MBR3100\ER302 470U/25V 1K/0.5W 100U/16V 104/50V 472/1KV 104/50V ER106 +5VD 104/275V 20UH/1A MBR1100\SB1100 IN5948B 5.1K/1% 470U/25V 100U/16V 222/250VAC 220 220 R18 47 CN22 +15V R90 0 102/100V MUR115\MUR130\ER106 NCP1200P100 330/1W 470U/25V 104/50V 22U/25V 5.1K/1% IRFUC20 PC817A...
  • Page 26 +689+- '% &LUFXLW 'LDJUDPV CN26 220K/2W 105/275VAC 680U/400V/450V 680U/400V/450V LED2 POWER CN24 'RPHVWLF $LU &RQGLWLRQHU...
  • Page 27 HSU24VHJ-SM DC Inverter The series number H-heat pump Applicable voltage:V( Nominal cooling capacity(24000BTU/h)
  • Page 28 HSU24VHJ(DB)-SM The end Sincere Forever Haier Group Li JingVheng Cui Xiaogao Yang Bifei +86 532 88936935 W Hongjin...

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