Si12-308
Check
Service Diagnosis
209
6.1.4
Four Way Valve Performance Check
Check No.5
Turn off the power and turn it on
again.
Start the heating-mode run.
Replace the outdoor unit
PCB.
Replace the four way valve
coil.
Replace the four way valve.
(R2856)
NO
∗
Four way valve coil
Cooling / dry : No continuity
Heating : Continuity
YES
YES
Four way valve
coil resistance at
1500 ohms?
NO
S80 voltage
at DC 180-220 V with
compressor on?
(Fig. 1)
Disconnect the four way valve coil
from the connector and check the
continuity.
(Fig. 1)
Voltage at S80
DC180-220V
ON
Compressor
Time
Содержание Super Multi NX B series
Страница 7: ...Si12 308 vi Table of Contents ...
Страница 29: ...List of Functions Si12 308 18 List of Functions ...
Страница 71: ...Specifications Si12 308 60 Specifications ...
Страница 133: ...Instruction Si12 308 122 System Configuration CDK X 25 35 50 60 A Names of parts Indoor Unit 1 3 4 5 6 8 9 10 7 2 ...
Страница 175: ...Instruction Si12 308 164 System Configuration ...
Страница 227: ...Check Si12 308 216 Service Diagnosis ...
Страница 288: ...Si12 308 Wiring Diagrams Appendix 277 FTXD50BVMC FTXD60 71BVMC ...
Страница 299: ...Si12 308 iv Index ...