Friedrich FSHSW09A1A Installation And Operation Manual page 22

Troubleshooting
General troubleshooting
Please check below items before asking for maintenance. If the issue still
Issue
Indoor unit
can't receive
remote
controller's
signal or
remote
controller
has no
action.
No air
emitted
from
indoor
unit
Check items
● Whether it's interfered severely
(such as static electricity, stable
voltage)?
● Whether remote controller is
within the signal receiving
range?
● Whether there are obstacles?
● Whether remote controller is
pointing at the receiving
window?
● Is sensitivity of remote contro- ● Check the batteries. If the
ller low; fuzzy display and no
display?
● No display when operating
remote controller?
● Fluorescent lamp in room?
● Air inlet or air outlet of indoor
unit is blocked?
● Under heating mode, indoor
temperature is reached to set
temperature?
● Heating mode is turned on just
now?
● Pull out the plug. Reinsert
the plug after about 3min, and
then turn on the unit again.
● Signal receiving range is 8m.
● Remove obstacles.
● Select proper angle and point
the remote controller at the re-
ceiving window on indoor unit.
power of batteries is too low,
please replace them.
● Check whether remote cont-
roller appears to be damaged.
If yes, replace it.
● Take the remote controller
close to indoor unit.
Turn off the fluorescent lamp
and then try it again.
● Eliminate obstacles.
● After reaching to set temper-
ature, indoor unit will stop bl-
owing out air.
● In order to prevent blowing
out cold air, indoor unit will be
started after delaying for sev-
eral minutes, which is a nor-
mal phenomenon.
17
Solution