Troubleshooting
SiEN12-710A
142
Service Diagnosis
4.23 Anti-icing Function in Other Rooms / Unspecified
Voltage (between Indoor and Outdoor Units)
Remote Control
Display
UA, UH
Method of
Malfunction
Detection
A wrong connection is detected by checking the combination of indoor and outdoor units on the
microcomputer.
Malfunction
Decision
Conditions
"
Operation halt due to the anti-icing function in other rooms
"
Operation halt due to unspecified voltage between indoor and outdoor units
Supposed
Causes
"
Operation halt due to the anti-icing function in other rooms
"
Wrong connections at the indoor unit
"
PCB wrongly connected
Troubleshooting
(R7151)
Caution
Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.
NO
YES
NO
YES
NO
YES
Error-
displaying air-conditioner
running?
Supply voltage as specified?
Normal?
Check the model number.
Check the combination of all the
models being connected.
The anti-icing function is
activated in other rooms.
Refer to A5.
Correct.
Reconnect.
Содержание 2MKS40FV1B
Страница 11: ...Introduction SiEN12 710A x ...
Страница 12: ...SiEN12 710A List of Functions 1 Part 1 List of Functions 1 Cooling Only 2 2 Heat Pump 4 ...
Страница 17: ...Heat Pump SiEN12 710A 6 List of Functions ...
Страница 25: ...Heat Pump SiEN12 710A 14 Specifications ...
Страница 33: ...Printed Circuit Board Connector Wiring Diagram SiEN12 710A 22 Printed Circuit Board Connector Wiring Diagram ...
Страница 75: ...Instruction SiEN12 710A 64 Operation Manual 2 3 Names of Parts FTKS 25 35 D FTXS 25 35 E Indoor unit ...
Страница 111: ...Instruction SiEN12 710A 100 Operation Manual ...
Страница 199: ...Wiring Diagrams SiEN12 710A 188 Appendix ...
Страница 203: ...SiEN12 710A iv Index ...