Error-detecting code
Multi-functional
D
e
t
ection
E1
Error of the coil’s temperature sensor
E2
Error of indoor temperature sensor
E4
Anti-freezing protection: temperature of the coil is too low
and the whole A/C is off. When temperature excesses 8
℃
,
the protection is released and previous working state is
recovered.
T
rouble
C
ause
S
olution
The A/C
doesn’t work
Not plug in
Plug in
The display panel
displays “
FL
”
Restart the A/C after power off and
draining, then it will become normal
Time OFF function is started
The A/C can be restarted 3 minutes
after being turning off.
The A/C starts
frequently
Direct sunlight
Draw the curtain
Doors and windows keep
open; there are lots of people
or heat source in room
Close doors and windows,
remove heat source
Filter screen is very dirty
Clean or replace it
Air inlet or air outlet is
Remove the stem
Big noise of
the A/C
The A/C is placed unevenly
Place it at even and firmground,
avoid shaking
The compressor
doesn’t work
Its delay protection is started
Wait for 3min., turn
temperature decreases
on it after
Notice: When there is any abnormal to the A/C, turn it off and unplug, and
then contact professional maintenance personnel.
The above technical parameters are subject to change without notice.
5.2 FUSE PARAMETERS
In case of any of the following trouble, please contact professional maintenance
personnel in time.
11
5.1 INTELLIGENT ERROR DETECTION
Specification
Voltage
Current
Φ5×20mm
250VAC
3.15A
5. COMMON FAILURES AND DIAGNOSIS
5.3 TROUBLE-SHOOTING
blocked
EN
