Troubleshooting - Impecca ISMO-4221 Owner's Manual

5 Troubleshooting

1) In the event of abnormal conditions (like, stinky smell), please shut off the main power supply immediately and
then contact the Impecca appointed service center; otherwise the continuous abnormal running would damage
the air conditioning unit and also would cause electric shock or fire hazard etc.
2) Do not repair the air conditioning personally but instead contact the professionally skilled personnel at the Impecca
appointed service center, as the incorrect repair would cause electric shock or fire hazard etc.
Check before Contacting Service Center.
Check Items
Has the unit been fixed firmly?
Have you done the gas leakage test?
Is the unit get proper thermal insulation?
Does the unit drain well?
Is the voltage in accordance with the
rated voltage specified on the nameplate?
Is the electric wiring and piping
connection installed correctly and
securely?
Has the unit been earthed securely?
Is the power cord specified?
Has the inlet and outlet been blocked?
NOTICE!
If the air conditioner still runs abnormally after the above check and handling, please contact the
maintenance serviceman at the local appointed service center and also give a description of the error occurred
as well as the model of the unit.
Table 9
Conditions Might Happen
The unit may drop, shake or emit noise.
It may cause insufficient cooling/heating
capacity.
It may cause condensation and dripping.
It may cause condensation and dripping.
It may cause malfunction or damage the part.
It may cause malfunction or damage the part.
It may cause electrical leakage.
It may cause malfunction or damage the part.
It may cause insufficient cooling/heating
capacity.
11
Flex Series
Check