S. 27
Note:
When device is online, it can be controlled.
When device is offline, it
.
COMMON FAILURES AND DIAGNOSIS
INTELLIGENT ERROR DETECTION
Error-detecting
code
Multi-functional defection
E1 Error of the 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.
TROUBLE-SHOOTING
In case of any of the following trouble, please contact professional maintenance
personnelin time.
TROUBLE CAUSE SOLUTION
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
peopleor 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
blocked
Remove the stem
Big noise of the
A/C
The A/C is placed unevenly Place it at even and firm ground,
avoid shaking
The compressor
work
Its delay protection is started Wait for 3min., turn on it after
temperature decreases
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