Samsung AVMKH020EA0 Service Manual page 213

8
Troubleshooting
8-2-32. Breakaway of oil temperature sensor
Outdoor unit display
Indoor unit display
Judgment method
Causes
1. Judgment time
During 30 minutes from starting compressor(the same as in cooling and heating operation)
2. Judgment method
When Sump temperature right before starting compressor is Tsump, ini and present compressor
Sump temperature is Tsump, real, in case the gap of absolute value between Tsump, ini and Tsump, real is within 2°C, or,
Tsump, real - Tsump, ini < 2°C is met continually during early 30minutes from starting operation.
3. Caution
1) Do not detect separation after early 30 minutes of starting compressor.
2) If oil temperature sensor separation is detected, error message is displayed on indoor unit, and it operated normally.
But, Sump temperature is not controlled during conservative control.
8-2-33. Breakaway of suction temperature sensor
Outdoor unit display
Indoor unit display
Judgment method
Causes
1. Judgment time
During 30 minutes from starting compressor(the same as in cooling and heating operation)
2. Judgment method
When Suction temperature right before starting compressor is Tsuc, ini and present compressor
Suction temperature is Tsuc, real, in case the gap of absolute value between Tsuc, ini and Tsuc, real is within 2°C, or,
Tsuc, real - Tsuc, ini < 2°C is met continually during early 30minutes from starting operation.
(Operation) (Timer)
- Refer to the following judgment method
- Oil temperature sensor departed
(Operation) (Timer)
- Refer to the following judgment method
- Suction temperature sensor departed
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(Fan) (Filter) (Removing frost)
(Fan) (Filter) (Removing frost)