Carrier 38NQ009N, Service Manual, Page: 21 / 63

FILE NO. SVM-10036
20
- -
Fig. 7-6-2
minutes
40
Heating Heating Heating Heating
Defrost Defrost Defrost Defrost
minutes
40
Max 6 minutes
minutes
40
10 minutes
1 cycle
minutes
40
<In case of C>
(1) The heating operation is performed for at least 90
minutes.
(2) The defrost operating time is 10 minutes.
7-6-3. Ending condition at defrost operation
(1) When the compressor current becomes 8.0A or
more during defrost operation, the defrost
operation stops and the heating operation restarts.
(The current sensor detects the compressor
current.)
(2) The defrost operation continues for at most
6 minutes or 10 minutes.