Fisher FSAI-SU-90AE2 Service Manual page 34

stop.
7.4.4 Auto-mode
This mode can be chosen with remote controller and the setting temperature can be changed between
17~30℃.
In auto mode, the machine will choose cooling, heating or fan-only mode according to ΔT (ΔT =T1-Ts).
T1-Ts
Cooling
Fan only
Heating*
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
certain time and then choose mode according to T1-Ts.
If the setting temperature is modified, the machine will choose running function again.
7.4.5 Drying mode
7.4.5.1 Indoor fan speed is fixed at breeze and can't be changed. The louver angle is the same as
in cooling mode.
7.4.5.2 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℃.
7.4.5.3 Evaporator anti-freezing protection, condenser high temperature protection and outdoor unit
frequency limit are active and the same as that in cooling mode.
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