Malfunction Analysis - d2itsu APD-12CK User Manual

Malfunction analysis

Please check below items before asking for maintenance. If the malfunction still
Phenomenon
Air conditioner
can't operate
Poor cooling
(heating)
Air conditioner
can't receive
signal from
remote contr-
oller or remote
controller is
not sensible.
Troubleshooting
● Power failure?
● Is plug loose?
● Whether the air switch is trip-
ped off or fuse is burnt?
● Is there's malfunction for the
circuit?
● Whether the unit is restarted up
after stopping immediately?
● Is the power too low?
●
● Whether the set temperature is
proper?
● Whether door and window are
closed?
● Whether the unit is interfered
seriously (such as static pres-
sure, unstable voltage)?
● Whether remote controller is
within the receiving range?
● Whether it's blocked by obst-
acles?
● Is sensitivity of remote contr-
oller low?
lamp in the room?
● Wait after power recovery.
● Reinsert the plug.
● Ask professional person to
replace air switch or fuse.
● Ask professional person to
replace circuit.
● Wait for 3min, and then turn
on the unit again.
● Wait after voltage is resumed.
● Adjust the temperature.
● Close door and window.
● Please pull out the plug. Ins-
ert the plug after about 3min,
and then turn on the unit.
● The receiving range of remote
controller is 8m. Do not exce-
ed this range.
● Remove the obstacles.
● Check the batteries of remote
controller. If the power is low,
please replace the batteries.
● Move the remote controller
close to air conditioner.
●
and try it again.
16
Solution