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TROUBLESHOOTING
Trouble
Not cooling or heating well
19.1 CONTACT DISTRIBUTOR
If the trouble still remains even after checking previous items or other troubles not mentioned in the previous occurs, stop using the
product and contact your distributor or contractor.
The protection devices (fuse, breaker, ELB, etc) are frequently activated
or the main power source switch does not work.
Water leakage from indoor unit.
PC-ARF(P)(1)(E)
The RUN indicator (red) is flashing.
The indoor unit number, the alarm code, the unit model code and the
connected number of indoor units are displayed on LCD.
In case that the plural indoor units are connected to one remote control
switch, the above abnormality informations for each indoor unit are
displayed one by one
Check the details on LCD and contact your distributor.
(vii)
PC-AWR
For the wireless remote control switch, the alarm codes are indicated by
the flashing times of indicator on indoor unit.
Inform the following items to a distributor.
1 Unit model.
2 Content of trouble.
3 Alarm code No. on LCD or detail of flashing indicator.
29
PMML0552 rev.1 - 02/2021 - A10635790A
Checking point
Check that the operation mode is
appropriate.
Check that the set temperature is
appropriate.
Check that the air flow direction is
appropriate.
Check that the air filter is not clogged.
Check that a window and a door are not
opened.
Check that there are no obstacles for the
air inlet and the air outlet of the outdoor unit
and the indoor unit.
Trouble
If the fan mode is selected, switch the operation mode to cooling
(heating).
If not, change the set temperature by pressing "▲" or "▼" by the
remote control switch.
If not, change the air flow direction.
In the case that the footing is not heated well during the heating
operation, change the louver downward.
Clean the air filter.
Close the window and the door.
Remove the obstacles.
Action before contact
Turn OFF the power source.
Stop the operation.
Refer the alarm code table.
Contact your distributor and inform the indication detail on the remote
control switch.
Action
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