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![](https://files.manualsfile.com/97390326-mpre424ss81a/bg28.png)
Defrost
Defrost
This unit defrosts every 4 hours of compressor runtime for 45 minutes. If you have verified that the unit does
not have an ambient air leak, utilize the Control Operation - Service section and adjust unit to defrost every
3 hours for 60 minutes. Also, adjust the #2 thermistor to -4 instead of 0.
40
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