Ballu KFR-3502BPE, Руководство по обслуживанию

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7.CONTROL MODE
1.1 In this mode, the outdoor fan will work as follows:
Outdoor temperature 28 High
Outdoor temperature 28 and condenser temperature 40 High
Outdoor temperature 28 and 40 condenser temperature 35 Mid
Outdoor temperature 28
Low
Heating
1.1 In the heating mode, the set temperature is determined by the remote controller. The temperature
range is 16 —30 .
1.2 The compressor will start immediately when the machine is switched on; it will take at least 3min
for the compressor to restart if the machine is restarted.
1.3 If the compressor is started, it must run at leas t 5min.
1.4 When the air conditioner is switched off, the compressor will stop and the outdoor four-way valve
will be delayed off. The remaining heat will be discharged by the indoor unit before it stops.
1.5 Cold air prevention. When the air conditioner is started, the indoor unit will not run immediately.
It will not start until the indoor heat exchanger is warmed up.
1.6 During operation, when the preset temperature is met, the indoor compressor will stop to cause
the indoor fan to stop. So when the compressor restarts, the cold air prevention will still be
working.
1.7 In this mode, the outdoor fan will work as follows:
Outdoor temperature 24 : Low
15 outdoor temperature 10 : Mid
Outdoor temperature 10 : High
1.8 The four-way valve is in conducting state.
2. Defrosting
2.1 The defrosting is done through changing the flow direction of refrigerant inside of the four-way
valve.
2.2 Defrosting conditions:
Continuous heating run for more than 30min
During single machine operation, T
outdoor
– T
outdoor coil
7 and lasts 5 minutes
2.3 Defrosting process:
Compressor and outdoor fan motor off four-way valve off compressor on defrosting
conditions met compressor off four-way valve on compressor on outdoor fan on
end
3. Ventilation(Fan mode)
During fan operation, only the indoor fan and the flap are running in the setting mode. If the fan speed
is set to Auto, it will enter in low-speed run.
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