Malfunction Analysis - Nobu IRIS Owner's Manual

Malfunction analy sis
Please check below items before asking for maintenance. If the malfunction still
can't be eliminated, please contact local dealer or quali ed professionals.
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
● hether the air switch is trip
ped off or fuse is burnt
● Is there s malfunction for the
circuit
● hether the unit is restarted up
after stopping immediately
● Is the power too low
● hether the air lter is too dirty
● hether the set temperature is
proper
● hether door and window are
closed
● hether the unit is interfered
seriously (such as static pres
sure, unstable voltage)
● hether remote controller is
within the receiving range
● hether it s blocked by obst
acles
● Is sensitivity of remote contr
oller low
● hether there's uorescence
lamp in the room
● ait after power recovery.
● Reinsert the plug.
● Ask professional person to
replace air switch or fuse.
● Ask professional person to
replace circuit.
● ait for 3min, and then turn
on the unit again.
● ait after voltage is resumed.
● Clean the air lter.
● Ad ust 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 m. Do not e ce
ed this range.
● Remove the obstacles.
● Check the batteries of remote
controller. If the power is low,
please replace the batteries.
● ove the remote controller
close to air conditioner.
● Turn off the uorescence lamp
and try it again.
13
Solution