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Fan Coil Unit Wall Mounted Type
19
The unit can not run.
Is Temp. setting suitable?
Were inlet and outlet vents obstructed?
Is filter dirty?
Are the windows and doors clothed?
Did Fan speed set at low speed?
Is there any heat sources in the room?
Cooling(Heating) efficiency is not good.
The unit is interfered by abnormal or frequent
functions switchover occasionally the controller
cannot operate. At this time, you need to pull out of
the plug, and reinsert it.
Is it in its receiving range? Or obstructed? To check
the voltage in wireless remote control inside is
charged, otherwise to replace the batteries.
Whether the wireless remote control is damaged.
Wireless remote control is not available.
The air humidity is on the high side.
Condensing water over flowed.
The connection position of the unit drainage pipe is
loosed.
If water leakage in the room.
The sound of fan relay is switching on or off.
When the unit turn off. That is due to the water
flowed to the reverse direction.
The unit cannot deliver air.
In
HEAT
mode, when the temperature of the heat
exchanger is very low, that will stop deliver air in
order to prevent cool air.
In
COOL
mode, when the temperature of the heat
exchanger is very high, that will stop deliver air in
order to prevent hot air.
In dehumidifying mode, sometimes indoor fan
will stop, in order to avoid condensing water be
vaporized again, restrain temperature rising.
Noise from the unit emitted.
If unit is running under the high humidity for a long
time, the moisture will be condensed on the air
outlet grill and drip off.
Summary of Contents for SF-51H
Page 1: ...USER MANUAL SF 51H SF 68H SF 85H WALL MOUNTED FAN COILS...
Page 2: ......