PITSOS P1ZAI0955W, User Manual

Page: 17 / 36

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Page 17
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Problem Possible Causes Solution
The unit is not
working
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
Remote control batteries are
dead
Replace batteries
The Unit’s 3-minute protection
has been activated
Wait three minutes after
restarting the unit
Timer is activated Turn 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 auxiliary heating
device
Cold air is entering through
doors and windows
Make sure that all doors
and windows are closed
during use
Low refrigerant due to 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.
Error code appears in
the window display
of 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.