Trouble - Cause - Solution - Toyotomi UTN-09AP User Manual

TROUBLE – CAUSE – SOLUTION
Phenomenon
Indoor unit cannot receive
remote controller's signal
or remote controller has
no action.
No air emitted from indoor
unit.
Check for
Whether it is interfered se-
verely (such as static elec-
tricity, stable voltage)?
Whether remote controller
is within the signal receiv-
ing range?
Whether there are obsta-
cles?
Whether remote controller
is pointing at the receiving
window?
Is sensitivity of remote
controller low; fuzzy dis-
play and no display?
No display when operating
remote controller?
Fluorescent lamp in room?
Air inlet or air outlet of in-
door unit is blocked?
Under heating
indoor temperature
reached to set tempera-
ture?
Heating mode is turned on
just now?
75
Solution
Pull out the plug. Reinsert
the plug after about 3 min-
utes, and then turn on the
unit again.
Signal receiving range is
8 m.
Remove obstacles.
Select proper angle and
point the remote controller
at the receiving window on
indoor unit.
Check the batteries. If the
power of batteries is too
low, please replace them.
Check whether remote
controller appears to be
damaged. If yes, replace it.
• Take the remote controller
close to indoor unit.
• Turn off the fl uoresent
lamp and then try it again.
Remove obstacles.
mode,
After reaching to set tem-
is
perature, indoor unit will
stop blowing out air.
In order to prevent blowing
out cold air, indoor unit will
be started after delaying
for several minutes, which
is a normal phenomenon.
GB