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3 minutes delay function
Restart soon after stop, the compressor will start to operate after about 3 minutes to protect units.
Heating feature
For Ceiling concealed Type indoor unit,Setting the 4-position dial switch to adjust fan speed level on the control
board of the indoor unit.
If outdoor temperature turns higher when operating, blower fan of the indoor unit will run in low speed or stop.
Defrosting of heating mode
When outdoor unit frosting during heating, defrosting will run automatically in order to increasing heating effect
(2-3 minutes). Outdoor unit will exclude condensed water at this point.
The blower fan of indoor unit will run in low speed or stop and outdoor unit's will stop during defrosting.
Adaptive situation of the air conditioning
Please operate the air conditioner in adaptive situation in order proper use.If operate the air conditioner out of adaptive
situation, protecting device will act on.
Relative humidity below 80%
Running a long time in environment with relative humidity above 80%, condensed water may fallen from the system
cover and water fog will blow out.
Cooling and heating operation of H-MRV system
Indoor units of H-MRV could be controlled separately, but could not cool and heat simultaneously. If cool and heat
at the same time, the indoor unit being set latter will be in waiting status and the one being set previously will operate
properly.
When the manager of air conditioner lock the mode in cooling or heating, other operations cannot be execute.
Protecting device (high and low pressure switch)
Protecting device is the device which can stop the air conditioner automatically when air conditioner runs improperly.
When protecting device acts on, cooling and heating stop with the indicator of wire controller still lighting. When
protecting device is act on, wire controller shows malfunction code.
About power cut off
All operation will stop when power cuts.
Press "ON/OFF" button to restart.
Acting error when operating
When acting error takes place during operating because of disturbance from thunder, cars and wireless, cut off power
supply. Connect again then press "ON/OFF" button.
About heating capacity
Heating adopts heat pump type that absorbs heat from outdoor and release to indoor. So if outdoor temperature
decreases, heat capacity will decrease.
Use other heating implement in company with the air conditioner when outdoor temperature is low.
For details refer to operation instructions of indoor unit.
Protecting device activates in following situations
In heating
There are dusts attaching on the filter screen of the indoor unit.
The outlet of indoor unit is occluded.
In cooling:
Outlet and inlet of outdoor unit is occluded.
Direct strong wind blows towards the outlet.
When protecting device activates on, cut off power supply. Restart after check out the cause.
Operation and Performance
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