Si18-201
Outdoor Unit
Removal Procedure
321
2.2
Removal of PCB and Electrical Box
Procedure
Warning Be sure to wait 10 minutes or more after turning off all power supplies
before disassembling work.
Step
Procedure
Points
"
Detach the top, front and
side panels, referring to
the instructions in
"Removal of Outer
Panels".
1. Disconnecting the earth
wire
1
Disconnect all the relay
wires.
2
Remove the screw
from the earth wire.
Remove the screw
from the electrical box
itself.
2. Disconnecting the
connectors
Warning
Electric Shock
1 Be sure to turn off the power
before servicing.
2 Do not touch any live parts
(high-voltage) for 15 minutes
after turning off the power.
3 Before handling these parts,
make sure the main circuit
capacitor (C1) voltage is
below DC 50 V and
disconnect the fan
connectors (CN3, CN4).
4 Pay attention to the hot parts
Keep in mind that some
parts inside the electrical box
are hot.
1
Disconnect the
following connectors.
S108: EVG gas pipe
motorized valve (Blue)
S109: EVL liquid pipe
motorized valve
(White)
S110: EVP discharge/
suction bypass
motorized valve (Red)
S114: Thermistor
harness
S105: LP low-pressure
sensor
3. Disconnecting the relay
connectors
1
Disconnect the two fan
moter relay connectors.
Summary of Contents for BPMK928B42
Page 9: ...Si18 201 viii Table of Contents ...
Page 71: ...Specifications Si18 201 58 Specifications ...
Page 206: ...Si18 201 Remote Controller Operations 193 1 1 2 FVX25 35KZ ...
Page 207: ...Remote Controller Si18 201 194 Operations 1 1 3 FTXD25 35KZ ...
Page 208: ...Si18 201 Remote Controller Operations 195 1 1 4 FTK FTX50 60H ...
Page 209: ...Remote Controller Si18 201 196 Operations 1 1 5 FTKD FTXD50 60 71J ...
Page 214: ...Si18 201 Remote Controller Operations 201 ...
Page 216: ...Si18 201 Remote Controller Operations 203 ...
Page 217: ...Remote Controller Si18 201 204 Operations ...
Page 237: ...Method of Field Set Si18 201 224 Operating Test ...
Page 262: ...Si18 201 Troubleshooting SkyAir Indoor Unit Service Diagnosis 249 ...
Page 393: ...Wiring Diagrams Si18 201 380 Appendix FHYC35 50 60 71KVE9 3D005668C ...
Page 394: ...Si18 201 Wiring Diagrams Appendix 381 FHYC35 50 60 71KV1C9 ...
Page 395: ...Wiring Diagrams Si18 201 382 Appendix FDYM60 03FAV1 FDYM60 03FAVAL C 3D019816D OPTION ...
Page 396: ...Si18 201 Wiring Diagrams Appendix 383 FDYM60 03FAV1C ...