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Removal of Electrical Box / PCBs

Si001073

14

Removal Procedure

3. Remove the electrical box.

1

Disconnect the 
connector for the 
overload protector 
[S40].

2

Disconnect the 
connector for the four 
way valve coil [S80].

3

Disconnect the relay 
connector for the 
compressor motor.

4

Release the harnesses 
from the hook.

Step

Procedure

Points

[S40]

(R14799)

[S80]

(R11772)

(R11774)

(R14800)

Содержание RK15JEVM

Страница 1: ...REMOVAL PROCEDURE S E R V I C E M A N U A L Outdoor Unit Inverter Pair Type 1 5 2 0 2 5 3 5 kW Class 9000 12000 Btu h Class Si001073...

Страница 2: ...Heat Pump RK15JEVM RX20JV1B RK20JEVM RX25JV1B RK25JEVM RX35JV1B RK35JEVM RX25JEVM RKN09JEVJU RX35JEVM RKN12JEVJU RXN09JEVJU RKN25JEVM RXN12JEVJU RKN35JEVM RXN25JEV1B RKS09JEVJU RXN35JEV1B RKS12JEVJU R...

Страница 3: ...of Outdoor Fan Fan Motor 8 4 Removal of Electrical Box PCBs 10 5 Removal of Sound Blankets 21 6 Removal of Electronic Expansion Valve ASSY 23 7 Removal of Four Way Valve 24 8 Removal of Compressor 26...

Страница 4: ...ssembling work Step Procedure Points 1 Appearance features Take care not to cut your finger by the fins of the outdoor heat exchanger 2 Remove the panels The stop valve cover is united with the shield...

Страница 5: ...panel 4 Lift up the left side and unfasten the hooks 5 Unfasten the right side hooks and remove the front panel 6 The discharge grille has 2 projections to prevent its rotation Press the projection f...

Страница 6: ...ssembling work Step Procedure Points 1 Appearance features Take care not to cut your finger by the fins of the outdoor heat exchanger 2 Remove the panels The stop valve cover is united with the shield...

Страница 7: ...3 Remove the 5 screws of the front panel 4 Lift up the left side and unfasten the hooks 5 Unfasten the right side hooks and remove the front panel 6 7 Remove the 4 screws of the discharge grille Unfa...

Страница 8: ...attern 2 Si001073 6 Removal Procedure 3 Remove the shield plate and the conduit The U S models only 1 Remove the 2 screws 2 Remove the shield plate 3 Remove the 2 screws Step Procedure Points R11749 R...

Страница 9: ...Si001073 Removal of Outer Panels Pattern 2 Removal Procedure 7 4 Remove the conduit 5 Remove the conduit mounting plate Step Procedure Points Conduit R11752 Conduit mounting plate R11753...

Страница 10: ...utdoor fan Remove the outdoor fan When reassembling align the mark of the outdoor fan with the D cut section of the motor shaft 2 Remove the fan motor 1 Disconnect the connector for the fan motor S70...

Страница 11: ...i001073 Removal of Outdoor Fan Fan Motor Removal Procedure 9 4 Release the fan motor lead wire from the hooks 5 Remove the 3 screws to remove the fan motor Step Procedure Points R14778 R14779 Fan moto...

Страница 12: ...the right side panel Preparation Remove the panels according to the Removal of Outer Panels 1 Release the outdoor temperature thermistor 2 Remove the screws and release the connecting wire and the po...

Страница 13: ...s on the right side panel 6 Unfasten the hook on the rear side When reassembling make sure to fit the hook 7 Unfasten the hook above the electrical box 8 Unfasten the hook and remove the right side pa...

Страница 14: ...fixture for thermistor When reassembling do not insert the thermistor up to the dent of fixture 1 Release the discharge pipe thermistor 2 Release the outdoor heat exchanger thermistor 3 Cut the clamp...

Страница 15: ...ronic components mounting plate 5 Release the harnesses 6 Disconnect the connector for the thermistors S90 S90 outdoor temperature thermistor outdoor heat exchanger thermistor discharge pipe thermisto...

Страница 16: ...ical box 1 Disconnect the connector for the overload protector S40 2 Disconnect the connector for the four way valve coil S80 3 Disconnect the relay connector for the compressor motor 4 Release the ha...

Страница 17: ...the hook of the electrical box from the partition plate with a flat screwdriver The electrical box can be removed without a screwdriver 7 Lift and remove the electrical box 4 Remove the control PCB 1...

Страница 18: ...the terminal board 1 black upper 2 white lower 3 red upper green lower 3 Cut the clamp 4 Remove the 3 screws and remove the reactor 5 Disconnect the 3 connectors for the filter PCB S10 HN3 HL3 Step P...

Страница 19: ...al Box PCBs Removal Procedure 17 6 Release the harnesses 7 Remove the 5 screws of the control PCB 8 Remove the screw of the earth wire 9 Remove the plate with a flat screwdriver Step Procedure Points...

Страница 20: ...nd remove the control PCB 13 Feature of the control PCB S10 HN3 HL3 filter PCB S20 electronic expansion valve coil S40 overload protector S70 fan motor S80 four way valve coil S90 thermistors 5 Remove...

Страница 21: ...Si001073 Removal of Electrical Box PCBs Removal Procedure 19 2 Release the harnesses from the hooks 3 Remove the screw Step Procedure Points R14814 R14815 R14816...

Страница 22: ...Removal of Electrical Box PCBs Si001073 20 Removal Procedure 4 Unfasten the 2 hooks 5 Release the harnesses 6 Remove the filter PCB Step Procedure Points R14817 R14818 R14819 Filter PCB...

Страница 23: ...urning off all power supplies before disassembling work Step Procedure Points 1 Remove the partition plate Some models have 3 screws 1 Remove the 2 screws 2 The partition plate has a hook on the lower...

Страница 24: ...torn easily remove the blanket carefully 1 Lift and remove the sound blanket top 2 Pull the sound blankets outer and inner 2 out Some models have no sound blanket inner 2 3 Pull the sound blanket inne...

Страница 25: ...the electronic expansion valve because it contains plastic parts They may melt with heat and cause operation failure Replace the whole assembly Caution Do not directly heat the electronic expansion va...

Страница 26: ...isassembling work Step Procedure Points 1 Remove the peripheries 1 Remove the terminal cover 2 Remove the screw and remove the four way valve coil 3 Disconnect the terminals of the compressor 4 Remove...

Страница 27: ...with wet cloth and provide water so that the cloth does not dry In case of difficulty with gas brazing machine 1 Disconnect the brazed part where is easy to disconnect and restore 2 Cut pipes on the m...

Страница 28: ...he sake of this wrap the four way valve with wet cloth and provide water so that the cloth does not dry In case of difficulty with gas brazing machine 1 Disconnect the brazed part where is easy to dis...

Страница 29: ...Revision History Month Year Version Revised contents 01 2013 Si001073 First edition...

Страница 30: ...ies supplied or specified by Daikin Ask a qualified installer or contractor to install those parts and accessories Use of unauthorised parts and accessories or improper installation of parts and acces...

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