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8-2-58. High pressure sensor error (open / short)
Outdoor unit display
Indoor unit display
Judgment method
Causes
Detection method of low/high pressure sensor OPEN/SHORT error
1. Skip error detection during the oil collection, and start the detection after five minutes from the completion of operation.
2. Skip error detection during the safety start operation, and start the detection after five minutes from the completion of operation.
3. Skip error detection during the defrost operation, and start the detection after five minutes from the completion of operation.
4. Detection of short error : Detected an error if 0.4V below.
5. Skip the detection for low pressure sensor error during the refrigerant charge/collection.
8-2-59. Low pressure sensor error (open / short)
Outdoor unit display
Indoor unit display
Judgment method
Causes
Detection method of low/high pressure sensor OPEN/SHORT error
1. Skip error detection during the oil collection, and start the detection after five minutes from the completion of operation.
2. Skip error detection during the safety start operation, and start the detection after five minutes from the completion of operation.
3. Skip error detection during the defrost operation, and start the detection after five minutes from the completion of operation.
4. Detection of short error : Detected an error if 0.4V below.
5. Skip the detection for low pressure sensor error during the refrigerant charge/collection.
(Operation)
(Timer)
- When opening or shorting of outdoor high pressure sensor
- Open or short of the corresponding sensor
(Operation)
(Timer)
- When opening or shorting of outdoor low pressure sensor
- Open or short of the corresponding sensor
- 227 -
(Fan)
(Filter)
(Removing frost)
(Fan)
(Filter)
(Removing frost)
Troubleshooting
- Quick Links:
- Outdoor Unit
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Troubleshooting
