13
Troubleshooting
Issue
Cause identification
Solution
The unit does not
operate
Is the water level indicator
illuminated?
Empty the drain pan
What is the room
temperature?
Operating range 5°C - 35°C
The unit operates
with reduced
efficiency
Is the air filter clogged?
Clean the air filter
Is the hose blocked?
Clear any obstacle or
blockage
Are windows or doors open? Keep doors and windows
closed
Is the exhaust hose
attached?
Securely attach exhaust
hose
Water leakage
Leaking when moved /
transported?
Empty water tank
Is the drain hose bent or
kinked?
Straighten the drain hose
Excessive noise
Is the unit positioned on flat
ground?
Place the unit on flat, firm
ground
Do you hear a noise like
flowing water?
Created by flowing
refrigerant
Error code
Ft
Excess water level in unit
Drain the water tank
Symbols from the unit
This unit uses
a flammable
refrigerant.
If the refrigerant leaks
and encounters fire
or heat, it may create
harmful gas and there
is risk of fire.
Read the
user manual
carefully
before
operation.
Service
personnel
are required
to carefully
read the user
manual.
Class I
Construction
(Earthed)
UKCA
Certified