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Daikin ARM18MV2S, Service Manual

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Summary of Contents for ARM18MV2S

Page 1: ...5 0 6 0 kW Class 18000 Btu h Class REMOVAL PROCEDURE S E R V I C E M A N U A L Outdoor Unit Non Inverter Pair Type Si011358EA ...

Page 2: ...Service Manual Removal Procedure Outdoor Unit zCooling Only ARM18MV2S RM18NV2S RM50JV14 RM50KV1V RN50JV1G RNE60LV1 RNE60MV1 RNE60MV14 RNE60MV1V ...

Page 3: ...dure 1 Table of Contents 1 Outer Panels 2 2 Outdoor Fan Fan Motor 6 3 Electrical Components 9 4 Sound Blankets 11 5 Capillary Tube 12 6 Compressor ASSY 13 Note The illustrations may be slightly different depending on the model ...

Page 4: ...before disassembling work Step Procedure Points 1 2 Remove the 4 screws and remove the top panel Remove the 7 screws of the front panel 3 Lift the front panel and unfasten the 3 hooks of the left side and 2 hooks of the right side 4 Remove the 4 screws and remove the discharge grille R19258 Front panel Top panel R15156 Discharge grille R14277 ...

Page 5: ...Removal Procedure 3 5 Remove the screw and remove the stop valve cover The stop valve cover has 3 hooks 6 Remove the 3 screws and remove the wire fixture Step Procedure Points R16344 Stop valve cover R16345 Wire fixture R19261 ...

Page 6: ... on the terminal board and disconnect the connecting wire and the power supply wire 8 Remove the 2 screws on the right side upper 9 Remove the 2 screws on the right side lower Step Procedure Points R19262 Power supply wire Connecting wire Terminal board R16346 R15167 ...

Page 7: ...e the 3 screws on the rear side 11 Unfasten the hook 12 Remove the right side panel The right side panel has 2 hooks at the bottom When reassembling make sure to fit the 2 hooks Step Procedure Points R15168 Hook R20779 R16347 Right side panel Hook R20780 ...

Page 8: ...ull out the terminal 5 from the magnetic contactor K1M Release the fan motor lead wire from the groove The wiring pattern is slightly different depending on the model Please make note of the wiring pattern before removing A1 13 5 A2 14 6 Groove Fan motor lead wire R20805 to fan motor white to fan motor red C1R 3 1 4 2 to fan motor black K1M Pattern 1 ARM RM RN series Groove Fan motor lead wire R20...

Page 9: ...assembling so as not to be entangled with the outdoor fan When reassembling fit the lower hooks into the bottom frame 6 Remove the nut and remove the outdoor fan Nut size M6 Align the mark of the outdoor fan with the D cut section of the motor shaft when reassembling Step Procedure Points R19343 R19260 Fan motor fixing plate R3249 Lead wire Outdoor fan R15385 R15160 Outdoor fan D cut 10 mm 0 39 in...

Page 10: ...oor Fan Fan Motor Si011358EA 8 Removal Procedure 7 Unfasten the 2 hooks and release the fan motor lead wire 8 Remove the 4 screws and remove the fan motor Step Procedure Points R15161 Hook Fan motor R15162 ...

Page 11: ...e the compressor capacitor C1R Compressor lead wire RN series ARM RM series RNE series S yellow C blue R red 5 6 Pull out the remaining terminals from the magnetic contactor K1M Remove the 2 screws M4 16 and remove the magnetic contactor K1M Magnetic contactor K1M Fuse F1U Capacitor fixing band Compressor capacitor C1R Rectifier V1R Terminal board X1M R20807 to X1M 3 black to compressor S terminal...

Page 12: ...and remove the rectifier V1R 10 11 Remove the screw of the earth ground wire Remove the screw M4 30 and remove the terminal board Step Procedure Points to K1M 6 red fuse to K1M 2 red to rectifier white to rectifier white to earth ground green yellow R20812 to C1R C terminal black X1M to K1M A1 black to K1M A2 black to X1M 2 white to X1M 3 white R20813 V1R R20814 Earth ground wire ...

Page 13: ...re disassembling work Step Procedure Points 1 Remove the sound blanket top The design of the sound blankets varies depending on the model Some models have no sound blanket top 2 Remove the sound blanket body Since the piping ports on the sound blanket are torn easily remove the sound blanket carefully Sound blanket top R20894 Sound blanket body R19264 ...

Page 14: ... 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 deformed Provide a protective sheet or a steel plate so that the brazing flame cannot influence peripheries Be careful so as not to burn the c...

Page 15: ... 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 deformed Provide a protective sheet...

Page 16: ...ies ARM RM series RNE series S yellow C blue R red 3 Remove the gasket 4 Remove the 3 screws of the partition plate 5 Remove the partition plate When reassembling insert A into B Step Procedure Points R15188 S R R20893 C R20810 C R S R20811 R C S R15189 Gasket R19344 R15191 Partition plate A B ...

Page 17: ...d part of the discharge side pipe and disconnect it Heat up the brazed part of the suction side pipe and disconnect it 9 Lift up the compressor ASSY and remove it Step Procedure Points R15194 Compressor R20815 Brazed part of the discharge side pipe Brazed part of the suction side pipe R15196 Compressor ASSY ...

Page 18: ...Revision History Month Year Version Revised contents 08 2013 Si011358E First edition 09 2014 Si011358EA Model addition ARM18MV2S RM18NV2S RM50JV14 RM50KV1V RNE60LV1 RNE60MV1 RNE60MV14 RNE60MV1V ...

Page 19: ...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 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 instructio...

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