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Procedure to Remove PCB

Si281312E

8

Removal Procedure

6. Procedure to Remove PCB

Procedure

Warning      Be sure to wait for 10 minutes or more after turning off all power 

supplies before disassembling work.

Step

Procedure

Points

„

According to the 
procedure for the removal 
of decoration panel, 
remove the decoration 
panel.

1

Unfasten the 2 screws 
that fix the lid of the 
switch box, and then 
slide to remove the lid.

2

Disconnect connectors 
and others from the 
PCB.

3

Unscrew the 1 screw 
that fixes the ground 
cable (green).

4

Press the 3 tabs to 
remove the PCB.

Fixing screws

Switch box lid

Heat exchanger 
thermistor 
(X18A : Red)

Screw that fixes 
the ground cable

Power supply 
terminal block

(X27A : Black)

Float switch 
(X15A : White)

Humidity thermistor 
(X16A : White)

Swing motor 
(X36A : Red)

Drain pump 

(X25A : White)

Fan motor 

(X20A : White)

Wired remote controller 

(X30A : White)

A

A

Tab

Tab

PCB

PCB

A-A View

Summary of Contents for FCQ100KVLT

Page 1: ...REMOVAL PROCEDURE S E R V I C E M A N U A L Indoor Unit Inverter Pair Type 3 4 5 6 HP Class Si281312E...

Page 2: ...Service Manual Removal Procedure Outdoor Unit Applicable Models zHeat Pump FCQ71KVLT FCQ100KVLT FCQ125KVLT FCQ140KVLT...

Page 3: ...ade 4 4 Procedure to Remove Swing Motor 6 5 Procedure to Remove Switch Box 7 6 Procedure to Remove PCB 8 7 Procedure to Remove Bell Mouth and Drain Pan 9 8 Procedure to Remove Fan Motor 10 9 Procedure...

Page 4: ...pull the suction grille down slowly 2 Pull down the bottom part of the air filter once and then disengage the hole 2 places for latch from the protrusion respectively 3 Hold up the air filter and the...

Page 5: ...e relay connector for the swing motor 1 Removing the decoration panel 1 Pull down the corner covers on the inner side i e the suction grille side to remove them 2 Remove the corner cover strings 3 Unf...

Page 6: ...A from the back of the decoration panel 3 Unscrew the 4 screws from the front of the decoration panel 4 Pull out the inner frame straight from the decoration panel 2 Remove parts related to heat insu...

Page 7: ...e Removal Procedure 5 3 Removing the horizontal blade 1 Remove the horizontal blade assembly 2 To remove the horizontal blade put a screwdriver in the connection and apply the principle of leverage St...

Page 8: ...removal of decoration panel remove the decoration panel 1 Take the anti sweat part from the motor casing 2 Unscrew the 2 screws that fix the motor casing and then remove the motor casing 3 Disconnect...

Page 9: ...Unfasten the 2 screws that fix the lid of the switch box and then slide to remove the lid Disconnect every connector while holding down the tab beside the connector 2 Disconnect connectors shown belo...

Page 10: ...ews that fix the lid of the switch box and then slide to remove the lid 2 Disconnect connectors and others from the PCB 3 Unscrew the 1 screw that fixes the ground cable green 4 Press the 3 tabs to re...

Page 11: ...float switch wiring and then pull out the wiring 3 Lower the front side of the bell mouth and then slide to remove it to the front Refer to the Points column Residual drain water on the drain pan may...

Page 12: ...tch box According to the procedure for the removal of bell mouth remove the bell mouth 1 Removing the fan rotor 1 Remove the washer faced nut and the fan rotor lock bracket 2 Pull out the fan rotor do...

Page 13: ...ve the drain pan 1 Removing the drain pump 1 Cut the cable tie with nippers 2 Pull out the drain hose 3 Unscrew the 3 screws that fix the drain pump assembly and then remove the assembly 4 Unscrew the...

Page 14: ...ecoration panel remove the decoration panel 1 Removing the humidity thermistor assembly 1 Unfasten the 2 screws that fix the lid of the switch box and then slide to remove the lid 2 Disconnect thehumi...

Page 15: ...all power supplies before disassembling work Step Procedure Points According to the procedure for the removal of decoration panel remove the decoration panel According to the procedure for the removal...

Page 16: ...Revision History Month Year Version Revised contents 06 2013 Si281312E First edition...

Page 17: ...oduct The User s Manual provides important safety instructions and warnings Be sure to follow these instructions and warnings If you have any enquiries please contact your local importer distributor a...

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