Olmo OS-09ALP230VGF, User Manual

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 Page 17 
Issue Possible Causes Solution
The unit is not
working
There is a power failure.
Wait for the power to be
restored.
The power is turned off. Turn on the power.
The fuse is burned out. Replace the fuse.
The remote control
batteries are dead.
Replace the batteries.
The Unit’s 3-minute
protection has been
activated.
Wait three minutes after
restarting the unit.
The timer is activated. Turn the timer off.
The unit starts and
stops frequently
There’s too much or too
little refrigerant in the
system.
Check for leaks and
recharge the system with
refrigerant.
Incompressible gas or
moisture has entered the
system.
Evacuate and recharge the
system with refrigerant.
The compressor is broken. Replace the compressor.
The voltage is too high or
too low.
Install a manostat to
regulate the voltage.
Poor heating
performance
The outdoor temperature
is extremely low.
Use an auxiliary heating
device.
Cold air is entering
through doors and
windows.
Make sure that all doors
and windows are closed
during use.
Refrigerant is low due to a
leak or long-term use.
Check for leaks, re-seal
if necessary, and top off
refrigerant.
Indicator lamps
continue flashing
The unit may stop operation or continue to run safely. If
the indicator lamps continue to flash or error codes appear,
wait for about 10 minutes. The problem may resolve itself.
If not, disconnect the power, then connect it again. Turn
the unit on.
If the problem persists, disconnect the power and contact
your nearest customer service center.
An error code appears
in the window display
of the indoor unit:
•
E0, E1, E2…
•
P1, P2, P3…
•
F1, F2, F3…
NOTE: If your problem persists after performing the checks and diagnostics above, turn off your
unit immediately and contact an authorized service center.
Tr
oubleshooting