ENG
20
Malfunction analysis
General phenomenon analysis
Please check below items before asking for maintenance. If the malfunction still can’t be
eliminated, please contact local dealer or qualified professionals.
Phenomenon
Check items
Solution
Indoor unit can’t
receive remote
controller’s signal
or remote controller
has no action.
• Whether it’s interfered severely
(such as static electricity, stable
voltage)?
• Pull out the plug. Reinsert the
plug after about 3 min, and then
turn on the unit again.
• Whether remote controller is
within the signal receiving range?
• Signal receiving range is 8 m.
• Whether there are obstacles?
• Remove obstacles.
• Whether remote controller is
pointing at the receiving window?
• Select proper angle and point
the remote controller at the recei-
ving window on indoor unit.
• Is sensitivity of remote controller
low; fuzzy display and no display?
• Check the batteries. If the
power of batteries is too low,
please replace them.
• No display when operating
remote controller?
• Check whether remote control-
ler appears to be damaged. If
yes, replace it.
• Fluorescent lamp in room?
• Take the remote controller close
to indoor unit.
• Turn off the fluoresent lamp and
then try it again.
No air emitted from
indoor unit
• Air inlet or air outlet of indoor
unit is blocked?
• Eliminate obstacles.
• Under heating mode, indoor
temperature is reached to set
temperature?
• After reaching to set tempera-
ture, indoor unit will stop blowing
out air.
• Heating mode is turned on just
now?
• In order to prevent blowing
out cold air, indoor unit will be
started after delaying for several
minutes, which is a normal phe-
nomenon.
Содержание IGZF09NI-1
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