innovair WOE10C2DB8 Service Manual page 39

Defrosting actions
¡ ¡ ¡ ¡
During the defrosting mode, if the machine stopped or transferred to other mode, the defrosting mode
will stop, and all the defrosting conditions will be cleared.
For MSR1-22HRN1-NB8W model:
Defrosting starts when either of the following
A and B1 or A and B2 are satisfied:

A: The compressor keeps running for 45 minutes or more.
B1: The compressor keeps running for 45-120 minutes, and the temperature difference of evaporator
and room temperature meets one of the following:
B2: The compressor keeps running for 120 minutes or more, and the temperature difference of
evaporator and room temperature meets one of the following:
If the accumulated time of outdoor fan stopped but the compressor keep working in evaporator high

temperature protection mode reaches 90 minutes from the end of last defrosting mode.
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