Carrier 42HVM109303 Service Manual page 40

Indoor fan will run at auto fan of the relevant mode.
The louver operates same as in relevant mode.
If the machine switches mode between heating and cooling, the compressor will keep stopping for 15
minutes and then choose mode according to T1-Ts.
If the setting temperature is modified, the machine will choose running function again.
8.4.5 Drying mode
8.4.5.1 Indoor fan speed is fixed at breeze and can't be changed. The louver angle is the same as
in cooling mode.
8.4.5.2 Compressor running rules
8.4.5.3 Low indoor room temperature protection
In drying mode, if room temperature is lower than 10 , the compressor will stop and not resume until
room temperature exceeds 12 .
8.4.5.4 Evaporator anti-freezing protection, condenser high temperature protection and outdoor unit
frequency limit are active and the same as that in cooling mode.
8.4.5.5 The outdoor fan operates the same as in cooling mode.
-1<ΔT≤1℃
ΔT≤-1℃
2.5
2.0
1.5
1.0
0.5
0.0
℃
Fan-only
F3
F2
F1
F1
℃
40
Heating