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Removal of Electrical Components (Pattern 2)

Si011192

20

Removal Procedure

5

Pull out the terminal
from the fan capacitor
(C2R).

Fan capacitor (C2R)

6

Remove the screw and
remove the fan
capacitor.

7

Pull out the terminals
[2] [4] [6] [A1] [A2] from
the magnetic contactor
(K1M).

Step

Procedure

Points

(R16356)

(R16184)

to terminal board
X1M(3): red

(R16357)

(R16358)

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Summary of Contents for RE50KV1

Page 1: ...REMOVAL PROCEDURE S E R V I C E M A N U A L 5 0 6 0 kW Class Outdoor Unit Non Inverter Pair Type Si011192 ...

Page 2: ...Service Manual Removal Procedure Outdoor Unit Applicable Models zCooling Only RE50KV1 RE50KV14 RE50LV1V RE50LV16 RE50LV169 RE60LV169 RE50MV16 ...

Page 3: ...rical Components Pattern 1 8 5 Removal of Electrical Components Pattern 2 15 6 Removal of Sound Blankets 23 7 Removal of Capillary Tube Pattern 1 24 8 Removal of Capillary Tube Pattern 2 25 9 Removal of Capillary Tube Pattern 3 26 10 Removal of Compressor ASSY Pattern 1 27 11 Removal of Compressor ASSY Pattern 2 30 Note The illustrations may be slightly different depending on the model ...

Page 4: ... for 10 minutes or more after turning off all power supplies before disassembling work Step Procedure Points 1 Remove the 4 screws and remove the top panel Take care not to cut your finger by the fins of the outdoor heat exchanger 2 Remove the 7 screws of the front panel Top panel R15386 R15384 R15387 Front panel ...

Page 5: ...nels Removal Procedure 3 3 Lift the front panel and unfasten the 3 hooks on the left side and the 2 hooks on the right side 4 Remove the 4 screws and remove the discharge grille Step Procedure Points R16908 Discharge grille R14277 ...

Page 6: ...the magnetic contactor K1M 3 Release the fan motor lead wire from the hook 4 Remove the screw of the fan motor fixing plate 5 Remove the fan motor fixing plate Be careful so as not to damage the top part of the outdoor heat exchanger fins Put the fan motor lead wire through the back of the fan motor when reassembling so as not to be entangled with the outdoor fan R16854 Fan capacitor Magnetic cont...

Page 7: ...e the fan motor lead wire Remove the 4 screws and remove the fan motor When reassembling fit the lower hooks into the bottom frame Nut size M6 Align the mark of the outdoor fan with the D cut section of the motor shaft when reassembling Screw size M4 16 Step Procedure Points R15385 R15160 Outdoor fan D cut R15161 Hook Fan motor R15162 10 mm R17447 ...

Page 8: ...m the magnetic contactor K1M 3 Release the fan motor lead wire from the hook 4 Remove the screw of the fan motor fixing plate 5 Remove the fan motor fixing plate Be careful so as not to damage the top part of the outdoor heat exchanger fins Put the fan motor lead wire through the back of the fan motor when reassembling so as not to be entangled with the outdoor fan R16343 Magnetic contactor Fan mo...

Page 9: ...e the fan motor lead wire Remove the 4 screws and remove the fan motor When reassembling fit the lower hooks into the bottom frame Nut size M6 Align the mark of the outdoor fan with the D cut section of the motor shaft when reassembling Screw size M4 16 Step Procedure Points R15385 R15160 Outdoor fan D cut R15161 Hook Fan motor R15162 10 mm R17447 ...

Page 10: ... Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work Step Procedure Points 1 Remove the right side panel 1 Remove the screw and remove the stop valve cover The stop valve cover has 3 hooks 2 Remove the 3 screws and remove the wire clamp Stop valve cover R16857 R16858 Wire clamp R15165 ...

Page 11: ...3 Remove the 7 screws on the terminal board and disconnect the connecting wire and the power supply wire 4 Remove the 2 screws on the right side upper 5 Remove the 2 screws on the right side lower Step Procedure Points Power supply wire R16859 Connecting wire R15166 R16860 ...

Page 12: ...ern 1 Si011192 10 Removal Procedure 6 Remove the 3 screws on the rear side 7 Unfasten the hook 8 Remove the right side panel The right side panel has 2 hooks at the bottom Step Procedure Points R15168 R15689 R16861 Right side panel R15171 ...

Page 13: ...ut the 2 terminals A1 B1 from the compressor capacitor C11R Magnetic contactor K1M Compressor capacitor C11R Compressor lead wire S W yellow C U blue R V red 6 Lift and remove the electrical component ASSY Step Procedure Points to fan motor red to fan motor white to magnetic contactor red B1B2 A1A2 R17464 to fan motor black R15160 R16862 Fan motor lead wire Fan capacitor Magnetic contactor Compres...

Page 14: ...emove the fuse 2 Pull out the remaining terminal A2 from the compressor capacitor C11R Compressor capacitor C11R 3 Remove the 2 screws of the capacitor fixing band 4 Remove the compressor capacitor Step Procedure Points R16221 Fuse cover Fuse R16222 A2 B1 A1 to magnetic contactor K1M 3 red R16164 B2 R16223 Capacitor fixing band R16224 ...

Page 15: ... 13 5 Pull out the terminal B2 from the fan capacitor C12R Fan capacitor C12R 6 Remove the screw and remove the fan capacitor 7 Pull out the terminals 2 4 6 A1 A2 from the magnetic contactor K1M Step Procedure Points R15698 R16165 to K1M A1 red B1 B2 A1 A2 R15699 R15700 ...

Page 16: ...1192 14 Removal Procedure 8 Remove the 2 screws and remove the magnetic contactor 9 Remove the screw of the earth wire and the 2 screws of the terminal boards 10 Remove the terminal board Step Procedure Points R15701 R17153 Earth wire Terminal board ...

Page 17: ...g Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work Step Procedure Points 1 Remove the right side panel 1 Remove the screw and remove the stop valve cover The stop valve cover has 3 hooks 2 Remove the 3 screws and remove the wire clamp R16344 Stop valve cover R16345 Wire clamp R15165 ...

Page 18: ... 3 Remove the 7 screws on the terminal board and disconnect the connecting wire and the power supply wire 4 Remove the 2 screws on the right side upper 5 Remove the 2 screws on the right side lower Step Procedure Points R16183 Power supply wire Connecting wire R16346 R15167 ...

Page 19: ...ents Pattern 2 Removal Procedure 17 6 Remove the 3 screws on the rear side 7 Unfasten the hook 8 Remove the right side panel The right side panel has 2 hooks at the bottom Step Procedure Points R15168 R15169 R16347 Right side panel R15171 ...

Page 20: ...the 2 terminals A1 B1 from the compressor capacitor C1R Magnetic contactor K1M Compressor capacitor C1R Compressor lead wire S W yellow C U blue R V red 6 Lift and remove the electrical component ASSY Step Procedure Points to fan motor red to fan motor white R17640 A2 14 6 4 2 A1 13 5 3 1 to fan motor black R17641 R16343 Magnetic contactor Fan motor lead wire Fan capacitor R16348 Compressor capaci...

Page 21: ...ver and remove the fuse 2 Pull out the remaining terminal from the compressor capacitor C1R Compressor capacitor C1R 3 Remove the 2 screws of the capacitor fixing band 4 Remove the compressor capacitor Step Procedure Points R16352 Fuse Fuse cover R16353 to magnetic contactor K1M 3 red R16351 R16354 Capacitor fixing band R16355 ...

Page 22: ...edure 5 Pull out the terminal from the fan capacitor C2R Fan capacitor C2R 6 Remove the screw and remove the fan capacitor 7 Pull out the terminals 2 4 6 A1 A2 from the magnetic contactor K1M Step Procedure Points R16356 R16184 to terminal board X1M 3 red R16357 R16358 ...

Page 23: ...val Procedure 21 8 Remove the 2 screws and remove the magnetic contactor 9 Cut the clamp 10 Pull out the 2 terminals for the diode bridge V1R from the terminal board Step Procedure Points R16359 R16360 R17463 X1M 2_upper White X1M 3_lower White Diode bridge ...

Page 24: ...2 Si011192 22 Removal Procedure 11 Remove the screw and remove the diode bridge 12 Remove the screw of the earth wire and the screw of the terminal board 13 Remove the terminal board Step Procedure Points R16362 Diode bridge R17644 Earth wire ...

Page 25: ...sound blanket top Preparation Remove the outer panels according to the Removal of Outer Panels Remove the electrical components ASSY according to the Removal of Electrical Components Some models have no sound blanket top Some models do not have any sound blankets 2 Remove the sound blanket body Since the piping ports on the sound blanket are torn easily remove the sound blanket carefully Sound bla...

Page 26: ...harge the refrigerant gas in the atmosphere Make sure to collect all the refrigerant gas Cautions for restoration 1 Restore the piping by non oxidation brazing 2 Avoid excessive heating Keep below 120 C 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 main unit with a tube cutter in order to make it easy to disco...

Page 27: ...charge the refrigerant gas in the atmosphere Make sure to collect all the refrigerant gas Cautions for restoration 1 Restore the piping by non oxidation brazing 2 Avoid excessive heating Keep below 120 C 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 main unit with a tube cutter in order to make it easy to disc...

Page 28: ...charge the refrigerant gas in the atmosphere Make sure to collect all the refrigerant gas Cautions for restoration 1 Restore the piping by non oxidation brazing 2 Avoid excessive heating Keep below 120 C 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 main unit with a tube cutter in order to make it easy to disc...

Page 29: ...Procedure Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work Step Procedure Points 1 2 Remove the nut Remove the terminal cover 3 Disconnect the compressor lead wires S W yellow C U blue R V red R15704 Terminal cover R15705 R15706 S W C U R V R15376 ...

Page 30: ...ern 1 Si011192 28 Removal Procedure 4 Remove the gasket 5 Remove the 3 screws of the partition plate 6 Remove the partition plate When reassembling insert A into B Step Procedure Points Gasket R15707 R17228 R15709 A B Partition plate ...

Page 31: ...iculty with gas brazing machine 1 Disconnect the brazed part where is easy to disconnect and restore 2 Cut pipes on the main unit with a tube cutter in order to make it easy to disconnect 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 8 Heat up the brazed part of the discharge side and disconnect 9 Hea...

Page 32: ...r turning off all power supplies before disassembling work Step Procedure Points 1 Remove the terminal cover 2 Disconnect the compressor lead wires Be careful so as not to burn the compressor terminals or the name plate S yellow C blue R red 3 Remove the gasket Terminal cover R16171 Terminal cover fixture R16227 Yellow S Blue C Red R R16228 R12819 S R C Gasket R16229 ...

Page 33: ... case of difficulty with gas brazing machine 1 Disconnect the brazed part where is easy to disconnect and restore 2 Cut pipes on the main unit with a tube cutter in order to make it easy to disconnect 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 5 Heat up the brazed part of the discharge side and dis...

Page 34: ...Revision History Month Year Version Revised contents 08 2012 Si011192 First edition ...

Page 35: ...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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