Fujitsu ABYG18LVTB Service Manual
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Fujitsu ABYG18LVTB Service Manual

Floor ceiling type (50hz)
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Table of Contents

Split type room air conditioner
Floor ceiling type (50Hz)
Indoor unit
ABYG18LVTB AOYG18LBCB
C O N T EN T S
SPECIFICATIONS . . . . . . . . . . . . . . . . . .
DIMENSIONS. . . . . . . . . . . . . . . . . . . . . .
CIRCUIT DIAGRAM . . . . . . . . . . . . . . . . .
PCB CIRCUIT DIAGRAM . . . . . . . . . . . . .
ERROR DETECTION . . . . . . . . . . . . . . . .
PARTS (INDOOR UNIT). . . . . . . . . . . . .
PARTS (OUTDOOR UNIT) . . . . . . . . . .
ACCESSORIES . . . . . . . . . . . . . . . . . . .
Outdoor unit
1
2
4
5
7
9
10
16
22

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Summary of Contents for Fujitsu ABYG18LVTB

  • Page 1: Table Of Contents

    Floor ceiling type (50Hz) Indoor unit Outdoor unit ABYG18LVTB AOYG18LBCB C O N T EN T S SPECIFICATIONS ....DIMENSIONS..... .

  • Page 2: Specifications

    S P ECIF I CAT IO N S ELECTRICAL DATA FAN MOTOR DISCRIMINATION COMPRESSOR INDOOR UNIT MFH-24RVL DISCRIMINATION SNB130FZAMC-L2 INDOOR UNIT ABYG18LVTB OUTDOOR UNIT MFE-S60VD2F WEIGHT (with oil) 8.7 kg OUTDOOR UNIT AOYG18LBCB Rolling piston type rotary POWER SUPPLY Single phase, 230 V, 50 Hz...

  • Page 3: Dimensions

    D I M E N SI ONS INDOOR UNIT ABYG18LVTB 990 mm 199 mm 500 mm 900 mm 2018.01.17...
  • Page 4 OUTDOOR UNIT 580 mm 109 mm AOYG18LBCB 19 mm 799 mm 68 mm 16 mm 290 mm 2018.01.05...

  • Page 5: Refrigerant System Diagram

    R E F RI G ER ANT S Y S T E M D I AG RA M Refrigerant direction Cooling Heating Heat exchanger (indoor unit) Refrigerant pipe diameter Liquid : 1/4" (6.35 mm) Gas : 1/2" (12.7 mm) Muffler 2-way valve 3-way valve Muffler...

  • Page 6: Circuit Diagram

    C I R C UI T DI A GR A M BLACK GRAY THERMISTOR BLACK GRAY ( PIPE TEMP. ) BLACK THERMISTOR BLACK INDOOR UNIT ( ROOM TEMP. ) ABYG18LVTB BROWN STEPPING MOTOR ORANGE CN12 YELLOW WHITE CONTROLLER PCB ASSY BROWN STEPPING MOTOR ( MAIN PCB )
  • Page 7 OUTDOOR UNIT AOYG18LBCB Expansion valve coil Fan motor 1 2 3 4 5 6 7 1 2 3 1 2 3 1 2 3 4 1 2 3 4 5 1 2 3 4 5 6 7 1 2 3 1 2 3 1 2 3 4 1 2 3 4 5...

  • Page 8: Pcb Circuit Diagram

    Thermistor ( Room temp. ) 1.1 V 2.2 V 2.8 V INDOOR UNIT Thermistor Characteristics. Temperature CONTROL UNIT ( 20 ( 30 Thermistor ABYG18LVTB 176.0 k 62.9 k 39.6 k Thermistor ( Pipe temp. ) EZ-0122BHSE 1.1 V 2.2 V 2.8 V THERMISTOR GRAY...
  • Page 9 OUTDOOR UNIT AOYG18LBCB INVERTER ASSEMBLY Compressor ( AOYG18LBCB ) EZ-01703HUE Winding Resistance 1.910 Compressor ( AOYG24LBCB ) Winding Resistance EMI FILTER EMI FILTER 1.299 TRCB-25-15-12 EMI FILTER TERMINAL KRFC-13 BLACK 2 TURNS ZCAT3035-1330 2 TURNS TO INDOOR UNIT UL3271 WHITE 3 TURNS 1 TURN UL1015 AWG16...

  • Page 10: Error Detection

    E RROR D E TEC TION Indoor unit Indoor unit Wired Wired OPERATION TIMER ECONOMY remote Description Description OPERATION TIMER ECONOMY remote lamp lamp lamp control lamp lamp lamp control (green) (orange) (green) (green) (orange) (green) Serial communication error Compressor temp. sensor error INDOOR UNIT and WIRED REMOTE CONTROL Wired remote control...

  • Page 11: Parts (Indoor Unit)

    PA RT S INDOOR UNIT ABYG18LVTB Ref. Description Part number Remote control 9379219037 Hanger Remote control holder 9305642045 bracket L Cosmetic panel R 9358535028 Cosmetic panel L 9358536025 Top cover 9358534021 Kit (grill sub assy) 9372676035 Air filter 9358567036 Panel assy...
  • Page 12 INDOOR UNIT ABYG18LVTB Flap base assy Ref. Description Part number Flap (upper) F 9358538029 Kit (flap lower) 9372671023 Bushing 9357942001 Bushing C 9358553008 Step motor H 9900297015 Louver link 9358556009 Louver shaft 9358557006 Louver link cover 9358558010 Motor base assy...
  • Page 13 INDOOR UNIT ABYG18LVTB Kit (flap base sub assy) Ref. Description Part number Kit (flap base sub assy) 9372670040 Flap base 9358537022 Protect cover 9358564011 Louver 9358561027 Bushing B 9358554005 Louver stopper 9358555002 Louver rod 9358559017 Motor rod 9358560013 Support stay...
  • Page 14 INDOOR UNIT ABYG18LVTB Protector Fan motor Motor bracket Ref. Description Part number Kit (insulation flap base) 9372672013 Fan motor assy 9380636007 Rubber 9385102002 Sirocco fan assy 9385258006 Casing 9358543009 Motor fixing table Casing cover 9358544006 Barrier 9380671008 2016.01.21...
  • Page 15 INDOOR UNIT ABYG18LVTB Separator sub assy Evaporator Drain pan Ref. Description Part number Kit (drain pan sub assy) 9372669013 Drain cap 9358746004 Drain hose assy 9377785060 Hose band 9379757003 Evaporator sub assy 9359051275 2016.01.21...
  • Page 16 INDOOR UNIT ABYG18LVTB Base sub assy Control box Kit (separate wall A) Control box cover assy Base assy Ref. Description Part number 9358563007 (base bracket) 9358565001 Main PCB 9710621260 Control box Power supply PCB 9707398274 Terminal 3P 9306489045 Terminal 3P...

  • Page 17: Parts (Outdoor Unit)

    P A R T S OUTDOOR UNIT AOYG18LBCB Ref. Description Part number Protective net assy 9322811028 Outdoor thermistor 9900565060 Drain pipe 9322144003 2018.01.05...
  • Page 18 OUTDOOR UNIT AOYG18LBCB Ref. Description Part number Top panel assy 9322556066 Front panel assy 9322555021 Blow grille 9322149008 Emblem 9319151007 Switch cover assy 9322570024 Cabinet right assy 9322552099 Propeller fan 9322150004 2018.01.09...
  • Page 19 OUTDOOR UNIT AOYG18LBCB Ref. Description Part number Motor bracket assy 9322553027 Brushless motor 9603601003 Terminal 9900435028 2018.01.05...
  • Page 20 OUTDOOR UNIT Shield panel AOYG18LBCB PWB Holder IPM spacer L Auxiliary plate Terminal bracket assy spacer R Ref. Description Part number Main PCB 9710408052 heatsink cover Heatsink 9322420015 Thermistor assy 9900727079 Inverter case assy Heat exchanger thermistor 9900984014 2018.01.09...
  • Page 21 OUTDOOR UNIT Hair pin AOYG18LBCB cushion Ref. Description Part number Condenser total assy 9317089616 S-insulator B 9322500007 S-insulator F 9322847003 S-insulator H 9322501004 S-insulator V 9323045002 2018.01.09...
  • Page 22 OUTDOOR UNIT AOYG18LBCB Ref. Description Part number Muffler Compressor assy 9322433022 Solenoid 9970195006 4-way valve assy 9322783004 3-way valve assy 9322477002 Expansion valve coil 9970095122 Pulse motor valve assy 9322463005 Rubber cushion 2-way valve assy 9322476005 2018.01.09...

  • Page 23: Accessories

    INDOOR UNIT Name and Shape Q’ty Name and Shape Q’ty Name and Shape Q’ty Name and Shape Q’ty ABYG18LVTB Cover plate (Left) Special nut Binder (Small) Remote control For suspending the indoor unit from ceiling For electrical wiring Cover plate (Right)
  • Page 24 1801G4677...

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Aoyg18lbcb

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