Troubleshooting - Acson A4LC 10 B Manual

8. TROUBLESHOOTING

When any air-conditioner malfunction is noted, immediately switch off the power supply to the
unit, and contact the local dealer, if necessary. Some simple troubleshooting tips are given
below :
FAULT
1. Fan does not work 3 minutes
after starting
2. The air conditioning unit does not
work
3. The air conditioning unit does not
blow sufficiently
4. The remote control
deficient
5. Air discharge flow has a bad
odor
6. Condensation on the air grille of
indoor unit
7. The water flow of air conditioning
unit
8. The air conditioning unit are
noisy
• Protection against the frequent starting. Wait 3 or
4 minutes.
• Power failure or you must be replaced the fuse.
• The power plug is disconnected.
• Possibility of making a programming error in the
controller.
• If the fault persist after these verifications, contact
your installer.
• The air filter is dirty.
• The doors or windows are open.
• The air entrance and exit are clogged.
• The regulate temperature is not high enough.
• The batteries are discharge.
light is
• The batteries are not correctly inserted.
• The assembly is not good.
• This odor can be caused by cigarette smoke
particles, perfume, sweat, which stick to the coil.
• Check if there is any moisture on the walls,
garment, other.
• Check the drain pan.
• This is due to air humidity after a long time of
operation.
• The unit has a lower temperature point, increase
the point and operate at high speed.
• Check the condensate evacuation.
• <<Air flow noise>> : refrigerant fluid admission in
evaporator.
18
CAUSE