Toshiba HWS-P1105HR-E, Service Manual

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169
6 Compressor
Compressor lead 1. Remove defective compressor
1) Perform refrigerant gas recovery.
2) Perform the step 1-1 and step 3.
3) Remove the piping panel (Front).
Remove screws of the piping panel (Front) and
bottom board.
(Hex Ø4 × 10, 2 screws)
Remove screws of the piping panel (Front and
Back).
(Hex Ø4 × 10, 1 screws)
4) Remove the piping panel (Back).
Remove screws of the piping panel (Back) and
bottom board.
(Hex Ø4 × 10, 2 screws)
5) Remove the soundproofing board. (Upper, Inward
winding, Outward winding)
6) Remove the compressor terminal cover, and then
remove the compressor lead and compressor
case thermostat.
7) Remove the TD sensor fixed to the discharge
piping.
8) Remove the compressor lead. (Leave the ferrite
core attached to the electrical control box.)
Control board U: CN200 Red
V: CN201 White
W: CN202 Black
9) Remove the outlet and suction pipes connected to
the compressor by using a burner.
WARNING
When removing the piping by burning the solder, take
enough care for a fire going off at the moment the wax
melts if oil remains inside the piping.
NOTE
Do not make fire flame contact with the 4-way valve
and pulse motor valve.
(This may cause an operation failure.)
10) Pull out the discharge and suction pipes of the
refrigerant cycle upward.
11) Remove the compressor nuts that fix the
compressor to the bottom board. (3 nuts)
12)Pull the compressor out toward you.
NOTE
The compressor weighs 20 kg or more.
Two people should be required to handle it.
No.
Exchange parts
name
Work procedure Remarks
White
Black
Red
Piping panel (Front)
Piping panel (Back)
450
TD sensor Piping cover
Binding tie
(for heat resistance)
Remove
(Outlet pipe)
Compressor nut
(3 nuts)
Remove
(Suction pipe)
Compressor case thermostat
Compressor lead
Compressor lead
Compressor lead
Ferrite core
Control board