Trouble Shooting - Prem-I-Air KY-44B Instruction Manual

Problem
The air conditioner
does not work
The display shows
run mode but does
not run
Not working
In cooling mode
No cold air is being
delivered
In dehumidifying
mode no cool air is
delivered
LCD window shows
"E2, E3"
LCD window shows
"E4"
T r o u b l e s h o o t i n
T r o u b l e s h o o t i n
Cause
Power supply fault.
1. Unit not plugged in
2. Faulty plug or
socket
3. Blown or tripped
fuse
1. The TIMER has
been set
1. The room
temperature is
lower
than the set temperature
1. There is frost on
the evaporator
1. There is frost on the
evaporator
1. Room temperature
sensor
1. Water tank is full
- 20 -
g
g
Suggested solution
Plug into socket
outlet.
Contact a qualified
engineer to replace
faulty plug or socket.
Replace or reset fuse.
Cancel the TIMER or wait
for timer to initiate.
It is normal
The unit is defrosting &
will run after defrost
termination.
The unit is defrosting &
will run after Defrost
termination. This is
normal.
Refer fault to
authorised dealership.
Drain condenser water