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[ IX Troubleshooting ]
- 161 -
HWE09120 GB
1. Error Code
Low pressure fault
2. Error definition and error detection method
When starting the compressor from Stop Mode for the first time if low pressure reads 0.098MPa [14psi] immediately before
start-up, the operation immediately stops.
3. Cause, check method and remedy
1301
Cause Check method and remedy
(1) Inner pressure drop due to a leakage. Refer to the section on troubleshooting the low pressure
sensor.(page 241)
(2) Low pressure sensor failure
(3) Short-circuited pressure sensor cable due to
torn outer rubber
(4) A pin on the male connector is missing.
(5) Disconnected wire
(6) Failure of the low pressure input circuit on the
controller board