Installation & Operation Manual -
VFH-B 30/36/42 Series
Inverterflex Series
14
5 Troubleshooting
1) In the event of abnormal conditions (
smells
), please shut off the main power supply immediately and
then contact the service center; otherwise the continuous abnormal running
may
damage the
air conditioning
unit and also
c
ould cause electric shock or fire hazard etc.
2) Do not repair the air conditioning personally
. C
ontact
professionally skilled personnel
. I
ncorrect repair
c
ould cause electric shock or fire hazard etc.
Check before Contacting Service Center.
Table 9
Check Items
Conditions Might Happen
Check
Has the unit been
mounted firmly
?
The unit may drop, shake or emit noise.
Have you
performed
the gas leakage test? It may cause insufficient cooling/
heating capacity
, and damage unit.
Did you provide
proper thermal insulation? It may cause condensation and dripping.
Does the unit drain well?
It may cause condensation and dripping.
Is the voltage in accordance with the
rated voltage specified on the nameplate?
It may cause malfunction or damage the
unit
.
Is the electric wiring and piping
connection installed correctly and
securely?
It may cause malfunction or damage the
unit
.
Has the unit been
grounded
securely?
It may cause electrical leakage.
Is the power cord specified?
It may cause malfunction or damage the part.
Has the inlet and outlet been blocked?
It may cause insufficient cooling/heating
capacity.
NOTICE!
If the air conditioner still runs abnormally after the above check
s,
please contact
appointed service center and give a description of the error as well as the model of the unit.
1
5
Inverterflex Series
