Soleus Air KFHHP-22 service manual Temperature parameters, Fundamental function, Other control

6Function manual and operating method of controller

6.1Function manual

6.1.1 Temperature parameters

Room set temperatures(Tset)

Room ambient temperatures(Tin-amb)

6.1.2Fundamental function

6.1.2.1 Cooling mode

temperature setting range is 16-30¨C

under this mode, fan motor of indoor unit operates at setting speed.

when compressor stops because of malfunction protection, fan motor of indoor unit still operates at setting speed.

6.1.2.2Dehumidifying mode

Temperature setting range is 16-30`C

Indoor fan motor runs at low setting speed.

when compressor stops because of malfunction protection, indoor motor still operates at low speed.

6.1.2.3Fan mode

Temperature setting range is 16-30`C

Indoor fan can operates at selected speed of HIGH,MED,LOW and AUTO.

6.1.2.4Heating mode

Temperature setting range is 16-30`C

sending out remaining heat: after indoor fan runs at setting speed for 60s

anti cold air: indoor fan will start in 2 minutes at latest

when compressor stops at setting temp., indoor fan motor operates in discharging remaining heat

when compressor stops because of malfunction protection, indoor fan runs in discharging remaining heat.

on receiving signal of defrosting, indoor fan motor stops; when defrosting ends, fan motor runs under anti cold air status.

6.1.2.5Auto mode

In this mode, indoor fan will run in Cooling, heating, air discharging mode according to the change of ambient temperature. And the protection function is the same as under Cooling, Heating mode.

6.1.3 Other control

6.1.3.1 auto control of speed of indoor fan

indoor fan runs automatically at HIGH,MED,LOW speed according to the change of ambient temperature. The interval of speed switching is 3 minutes and 30 seconds at least. When in dehumidifying mode, fan runs at setting low speed.

6.1.3.2

when the power is on, the air guide louver will turns to A position counter-clockwise and closes the air outlet went.; after the unit starts in heating mode, it turns to the max air outlet position D2; after unit starts in cooling mode, it will turns to D1 position and then back to L1 position; when in swinging state, it will swing between L1 and D1 in cooling; between L and D2 in heating. After the unit is off, it will turns back to A position to close the air outlet vent.

6.1.3.3 Timer control

The auto-start timer function can be set when the unit is off. When it reaches the time, the controller will function in the originally set mode. The interval is 0.5 hour and the range of timer is 0.5-24 hours.

The auto-stop timer can be set when the unit is on. When it reaches the time, unit will be off automatically. The interval is 0.5 hours and range of timer is 0.5-24 hours.

6.1.3.4 Sleep control

When units in cool or dry mode, after sleep mode has been set properly, the preset Tset will be increased by 1 after sleep program has run for 1

hour. And Tset will be increased by another 1 after 2 hours.Tset has been increased by 2 totally in two hours. Then the unit will run at this set temperature and at the set speed.

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