Problem
Possible causes
What to do
Air cooler does not start
1.The air cooler is unplugged
2.Swithch button does not work
4.Too low voltage
1.Check the power
2.Replace the main control board
phase
4.Check the voltage
3.Check the
3.Lack of phase
1.Submerged pump broken
1.Replace the pump
Fuse blown frequent
2.Cooling pad or filter blocked
2.Clean pads or filter
flat place
kage
n
. Broken
flat place
k
utlet assy.
let assy.
ute assy.
1.Keep the unit in a
1. Unit not in a
2.Repair the water tan
2. Water tank lea
3.Replace the water o
3. Water outlet assy. Broke
Water leakage
4.Replace the water in
4. Water inlet assy.broken
5.Adjust the float ball
5. Water level exceed
6.Check the water distrib
6. Water distribute assy
7.Clean the pads
7.Dirty cooling pads
1.Replace the fan blade
Noise
ut of shape
h
1. Fan blade demaged or o
2.Replace motor
2. Motor abrasire
3.Clean the bolcks
3.T ere sundries block the airout
d or too low wind
ng pad or filter
pads and filter
oard
amaged or not
1.Clean or replace
1. Blocking on cooli
2.Replace main control b
2. Main control board damage
3.Check if motor d
3. Motor no working
No win
4.Check the phase
4.Lack of phase on motor
1.Add water
1. Lack of water
Air cooler does not cool as it
should
m
aged
ing
broken
trol board
in control board
2.Check water level sensor
2. Failure on water control syste
3.Replace submerged pump
3. Drainage pump dam
4.Replace main con
4. Cooling button no work
5.Replace ma
5.Main control board
White precipitate in cabinet
ate
1.Mineral substance exceed normal r
1.Increase drainaging rate
and filter
14
SAKURA – Total Air Conditioning Solution
14 TROUBLESHOOTING
SAKURA CORPORATION
Tel: (81)45-949-8550 Fax: (81)45-949-8551 E-mail: [email protected] URL: www.sakura-aircon.com
