Troubleshooting by Error Code SiAF332111E
234 Part 6 Service Diagnosis
CHECK 1 Refer to page 337.
CHECK 12 Refer to page 353.
A
Replace the outdoor unit
main PCB (A1P).
NO
YES
-The high pressure sensor is normal, and outdoor unit main PCB is also
normal.
-The high pressure has really become high.
Eliminate factors that cause the high pressure to rise.
CHECK 1
Are both
pressure values the
same?
Service Checker
CHECK 12
Connect the service checker, and then compare the high pressure value
measured by the service checker with the voltage measurement of the
connector of the pressure sensor (1)
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