Hisense 88FZBpC, Maintenance Manual, Page: 12 / 37

Page 11 of 36
runs by the setting speed.
After stable operating, if the indoor coil temperature p <32 , the fan speed s
℃
gradually reduced.
Under any circumstances, if the setting speed is less than the current speed, runs
by the setting speed.
6.3.4 Outdoor fan
The outdoor fan speeds are divided into three levels which can be changed over
according to outdoor ambient temperatures.
6.3.5 4-way valve
State: It is electrified in heating.
Switchover: When initially electrified for heating, the 4-way valve is electrified
immediately.
In the change from cooling to heating, it needs an interval of 50 seconds for the
4-way valve to change over from being interrupted to being electrified.
6.3.6 Auxiliary Heating
The unit automatically starts Auxiliary Heating or stops according to the
temperatures of indoor and outdoor.
6.4 Dehumidifying mode
6.4.1 Dehumidifying mode control
Dehumidifying mode is started or stopped according to the difference between the
setting temperature and the indoor environment temperature.
6.5 Air blowing mode
6.5.1 The outdoor unit does not work.
6.5.2 The indoor unit runs in the cooling mode. When being auto, the fan
speed is selected at medium speed.
6.5.3 The blades of the indoor throttle control
As cooling mode.
Fan Speed
Outdoor Temperature(
℃
)