Alen C475A - Manual (Page 17)

17
PROBLEM POSSIBLE CAUSES
SUGGESTED
REMEDIES
- Water full indicator blinks,
water tank is full. Dump the water in the water
tank.
- Room temperature is higher
than the set temperature.
(Heating mode) Reset the temperature.
- Room temperature is lower
than the set temperature.
(Cooling mode). Reset the temperature.
1. UNIT DOES NOT START
WHEN PRESSING ON/OFF
BUTTON
- LCDI plug was tripped. Press the reset button on the
LCDI plug. Press On/Off
button on the air conditioner.
- The windows or doors in the
room are not closed. Make sure all the windows and
doors are closed.
- There are heat sources inside
the room. Remove the heat sources if
possible.
- Exhaust air duct is not
connected or blocked. Connect the duct and make
sure it can function properly.
For best performance keep as
short and straight as possible.
- Temperature setting is too
high. Decrease the set temperature.
Air filter is blocked by dust. Clean the air filter.
2. NOT COOL ENOUGH
- AC stopped cooling after
checking each item above. Turn unit off for 3 minutes,
press the reset button on the
LCDI plug, turn the AC back
on and select a temperature
lower than the room
temperature.
3. NOISY OR VIBRATION
- The ground is not level or not
flat enough. Place the unit on a flat, level
ground if possible.
4. GURGLING SOUND
The sound comes from the
flowing of the refrigerant
inside the air-conditioner. It is normal.
NOTE:
When the pipe sensor or the room sensor is error, the digital display shows “E1”or“E2” accordingly.