Compressor - Daikin RK18NMVJU Service Manual

Compressor

8. Compressor
Warning
 Be sure to wait for 10 minutes or more after turning off all power supplies before
 Be careful not to get yourself burnt with the pipes and other parts that are heated by
 If the refrigerant gas leaks during work, ventilate the room. (If the refrigerant gas is
 Since it may happen that the refrigerant oil in the compressor catches fire, prepare wet
Caution  From the viewpoint of global environment protection, do not discharge the refrigerant
 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
 When withdrawing the pipes, be careful not to pinch them firmly with pliers. The pipes
 Provide a protective sheet or a steel plate so that the brazing flame cannot influence
 Be careful so as not to burn the compressor terminals, the name plate, the outdoor
 In case of difficulty with gas brazing machine
Step
1 Pull out the electronic
expansion valve coil.
22
disassembling work.
the gas brazing machine.
exposed to flames, toxic gas may be generated.)
cloth so as to extinguish fire immediately.
gas in the atmosphere. Make sure to collect all the refrigerant gas.
the circuit.
may get deformed.
peripheries.
heat exchanger fin.
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.
Procedure
Electronic
expansion
valve coil
(R21990)
Si001555EC
Points
Removal Procedure