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REMOVAL

PROCEDURE

S E R V I C E M A N U A L

Outdoor Unit

Inverter

Pair Type

2.2/2.8/3.6 kW Class

Si001354EA

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Содержание RKS22MVLT

Страница 1: ...REMOVAL PROCEDURE S E R V I C E M A N U A L Outdoor Unit Inverter Pair Type 2 2 2 8 3 6 kW Class Si001354EA ...

Страница 2: ...Service Manual Removal Procedure Outdoor Unit zCooling Only zHeat Pump RKS22MVLT RXM22NVLT RKS28MVLT RXM28NVLT RKS36MVLT RXM36NVLT RXS22MVLT RXS28MVLT RXS36MVLT ...

Страница 3: ...n Fan Motor 5 3 Electrical Box 7 4 PCBs 9 5 Reactor Partition Plate 13 6 Sound Blankets 14 7 Thermistor ASSY 15 8 Four Way Valve 16 9 Compressor 19 Note The illustrations may be slightly different depending on the model The illustrations are for heat pump models as representative ...

Страница 4: ...d remove the top panel Remove the 4 screws and remove the discharge grille Slide the discharge grille upward and remove it The discharge grille has 6 hooks 3 Remove the 7 screws of the front panel 4 5 Unfasten the 2 right side hooks Unfasten the 3 left side hooks and remove the front panel When reassembling fit the left side of the front panel first Discharge grille R18934 Top panel R14278 R14283 ...

Страница 5: ...over to unfasten the hooks and remove it The stop valve cover has 3 hooks 8 Remove the 3 screws and remove the wire fixture 9 Remove the 7 screws and remove the connecting wire and the power supply wire Step Procedure Points Stop valve cover R18936 R18937 Wire fixture R18938 R18939 Connecting wire Power supply wire ...

Страница 6: ...e the 7 screws of the right side panel 12 13 Unfasten the 2 lower hooks and the upper hook Remove the right side panel When reassembling insert the 2 lower hooks and the upper hook of the back Step Procedure Points R14300 Outdoor temperature thermistor Right side panel R18940 Hook R14303 R18941 Hook ...

Страница 7: ...tep Procedure Points 1 Remove the shield plate 2 Disconnect the connector S70 S70 fan motor 3 Release the fan motor lead wire from the hook 4 Remove the nut of the outdoor fan Nut size M6 When reassembling align the mark of the outdoor fan with the D cut section of the motor shaft R18942 Shield plate S70 R15680 R18943 Fan motor lead wire Hook Nut R18944 Outdoor fan 10 mm 0 39 inch R18954 ...

Страница 8: ...ng fit the 2 lower hooks into the bottom frame 8 Open the 2 hooks and release the fan motor lead wire When reassembling put the fan motor lead wire through the back of the fan motor so as not to be entangled with the outdoor fan 9 Remove the 4 screws and remove the fan motor Step Procedure Points R18945 Fan motor fixing frame Hook R18946 R11835 R3249 Lead wire Outdoor fan R19106 Fan motor ...

Страница 9: ...ling work Step Procedure Points 1 Disconnect the connector S80 The cooling only models have no harness for S80 S80 four way valve coil 2 Disconnect the connector S20 S20 electronic expansion valve coil 3 Disconnect the 2 connectors for the reactor When reassembling you can connect the 2 harnesses in either way regardless of the color S80 R17144 R12590 S20 R12586 ...

Страница 10: ...connector S40 S40 overload protector 6 Disconnect the connector S90 S90 thermistors When reassembling connect the connectors in the following order 1 S90 2 S40 3 compressor relay 4 reactor 5 S20 6 S70 7 S80 7 Lift and remove the electrical box Step Procedure Points R19075 R19076 S40 S90 R19077 R13179 Electrical box ...

Страница 11: ...ad wires on the terminal board without removing the electrical box Be careful of a sharp protrusion at the back of the forced operation button PCB S110 main PCB 1 2 Pull out the forced operation button PCB Disconnect the connector S110 and remove the forced operation button PCB 3 Cut the 3 clamps 4 Release the harnesses from the 2 hooks 5 Disconnect the connector S10 S10 filter PCB Forced operatio...

Страница 12: ...ct the connector HN3 HN3 filter PCB blue 8 Remove the 6 screws 9 10 Unfasten the 2 hooks on the lower side Lift and remove the main PCB The electrical box has also 2 hooks on the upper side When reassembling be sure to fit all the 4 hooks Step Procedure Points R12598 HL3 R12599 HN3 R12600 R22507 Hook ...

Страница 13: ...the 2 screws and release the earth ground wires 2 Disconnect the connectors from the terminal board 1 black back 2 white back 3 red front yellow green back 3 Release the harnesses from the groove Step Procedure Points R22508 Earth ground wire R22509 Terminal board R12606 ...

Страница 14: ...PCBs Si001354EA 12 Removal Procedure 4 Release the harnesses from the hook 5 6 Remove the screw Unfasten the 2 hooks and remove the filter PCB Step Procedure Points R12607 R18658 Filter PCB Hook ...

Страница 15: ...ove the reactor When reassembling make sure to catch the hook 1 2 Remove the screw and slide the reactor to the left to unfasten the hook Remove the reactor 2 Remove the partition plate 1 Remove the 3 screws 2 The partition plate has a hook on the lower side Lift and pull the partition plate and remove it When reassembling fit the lower hook into the bottom frame Reactor Hook R22510 R18984 Partiti...

Страница 16: ...cedure Points 1 2 Untie the string and open the sound blanket outer Pull out the sound blanket outer Since the piping ports are torn easily remove the sound blanket carefully 3 Remove the sound blanket top 4 Pull out the sound blanket inner 5 Pull out the sound blanket bottom R15888 Sound blanket outer R12617 Sound blanket top R12618 Sound blanket inner Sound blanket bottom R11888 ...

Страница 17: ...ipe thermistor Be careful not to lose the fixture for the thermistor 2 Cut the clamp The position of the clamp and outdoor heat exchanger thermistor varies by model 3 Pull out the outdoor heat exchanger thermistor and remove the thermistor ASSY Be careful not to lose the clip for the thermistor Discharge pipe thermistor R12619 R18949 Fixture R22512 Clamp Outdoor heat exchanger thermistor R22513 Th...

Страница 18: ...r the sake of this wrap the four way valve with wet cloth and provide water so that the cloth does not dry Note Before working make sure that the refrigerant gas is empty in the circuit Be sure to apply nitrogen replacement when heating up the brazed part Do not use a metal saw for cutting pipes by all means because the sawdust comes into the circuit When withdrawing the pipes be careful not to pi...

Страница 19: ...t the lead wires of the compressor Remove the overload protector Remove the protection bushing 6 Remove the screw and remove the four way valve coil Step Procedure Points R7234 Terminal cover V W U R18951 Red U Yellow V Blue W Overload protector Protection bushing R22514 Four way valve coil ...

Страница 20: ...EA 18 Removal Procedure 7 Remove the sheets of putty The position of the sheets of putty varies by model 8 Heat up the 4 brazed parts and withdraw the piping with pliers Step Procedure Points R7248 R7249 Four way valve R7250 ...

Страница 21: ...efrigerant gas Restore the piping by non oxidation brazing Note Before working make sure that the refrigerant gas is empty in the circuit Be sure to apply nitrogen replacement when heating up the brazed part Do not use a metal saw for cutting pipes by all means because the sawdust comes into the circuit When withdrawing the pipes be careful not to pinch them firmly with pliers The pipes may get de...

Страница 22: ...edure 2 Heat up the brazed part of the discharge side and disconnect 3 Heat up the brazed part of the suction side and disconnect 4 Lift up the compressor and remove it Step Procedure Points R12031 Discharge side R12032 Suction side R7254 ...

Страница 23: ...Revision History Month Year Version Revised contents 05 2013 Si001354E First edition 08 2015 Si001354EA Model addition RXM22 28 36NVLT ...

Страница 24: ...ories 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 accessories can result in water or refrigerant leakage electrical shock fire or explosion z Read the user s manual carefully before using this product The user s manual provides important safety instruct...

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