Troubleshooting - DeLonghi AIR CONDITIONER Instructions Manual

TROUBLESHOOTING

PROBLEM
The air conditioner
does not come on
The air conditioner
works for a short time
only
The air conditioner
works, but does not
cool the room
During operation, there
is an unpleasant smell
in the room
The air conditioner
does not operate for
about three minutes
after restarting it
The symbol and
one of the following
messages
LT / HL/Cf/PF / FI
appears on the
appliance display:
CAUSE
• there is no current
• it is not plugged into the mains
• the internal safety device has tripped
• there are bends or kinks in the air
exhaust hose
• something is preventing the air from
being discharged
• windows, doors and/or curtains open
• there are heat sources in the room
(oven, hairdryer, etc)
• the air exhaust hose is detached from
the appliance
• dust filters clogged
• the technical specification of the
appliance is not adequate for the room
in which it is located.
• dust filter and (when present)
electrostatic filter clogged
• the internal compressor safety device
prevents the appliance from being
restarted until three minutes have
elapsed since it was last turned off.
• The appliance has a self diagnosis
system to identify a number of
malfunctions.
SOLUTION
• wait
• plug into the mains
• call the Service Centre
• position the air hose correctly, keeping
it as short and free of curves as possible
to avoid bottlenecks.
• check and remove any obstacles
obstructing air discharge
• close doors, windows and curtains,
bearing in mind the "TIPS FOR
CORRECT USE" given above
• eliminate the heat sources
• fit the air exhaust hose in the housing at
the back of the appliance (fig. 1).
• clean or replace the filters as described
above
• clean the filters as described above
• wait. This delay is part of normal
operation.
• See the SELF-DIAGNOSIS chapter.
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