Troubleshooting Tips - Friedrich Kuhl SQ05 Manuel D'installation Et D'opération

Troubleshooting Tips

COMPLAINT
Unit does not operate.
Unit Trips Circuit Breaker or Blows Fuses.
LCDI Power Cord Trips (Reset Button Pops Out).
Unit Does Not Cool/Heat Room Suffi ciently, Or
Cycles On And Off Too Frequently.
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CAUSE
The unit is turned to the off position,
or the thermostat is satisfi ed.
The LCDI power cord is unplugged.
The LCDI power cord has tripped
(Reset button has popped out).
The circuit breaker has tripped or
the supply circuit fuse has blown.
There has been a local power
failure.
Other appliances are being used on
the same circuit.
An extension cord is being used.
The circuit breaker or time-delay
fuse is not of the proper rating.
The LCDI power cord can trip (Reset
button pops out) due to disturbances
on your power supply line.
Electrical overload, overheating, or
cord pinching can trip (Reset button
pops out) the LCDI power cord.
NOTE: A damaged power supply cord must be replaced with a new power supply cord obtained
from the product manufacturer and must not be repaired.
The return/discharge air grille is
blocked.
Windows or doors to the outside are
open.
The temperature is not set at a cool
enough/warm enough setting.
The fi lter is dirty or obstructed.
The indoor coil or outdoor coil is
dirty or obstructed.
There is excessive heat or moisture
(cooking, showers, etc.) in the room.
The temperature of the room you
are trying to cool is extremely hot.
SOLUTION
Turn the unit to the on position and raise or lower
temperature setting (as appropriate) to call for
operation.
Plug into a properly grounded 3 prong receptacle.
See "Electrical Rating Tables" on pg. 6 for the
proper receptacle type for your unit.
Press and release RESET (listen for click; Reset
button latches and remains in) to resume operation.
Reset the circuit breaker, or replace the fuse as
applicable. If the problem continues, contact a
licensed electrician.
The unit will resume normal operation once power
has been restored.
The unit requires a dedicated outlet circuit, not
shared with other appliances.
Do NOT use an extension cord with this or any
other air conditioner.
Replace with a circuit breaker or time-delay fuse
of the proper rating. See "Electrical Rating Tables"
on pg. 6 for the proper circuit breaker/fuse rating
for your unit. If the problem continues, contact a
licensed electrician.
Press and release RESET (listen for click; Reset
button latches and remains in) to resume normal
operation.
Once the problem has been determined and
corrected, press and release RESET (listen for
click; Reset button latches and remains in) to
resume normal operation.
Ensure that the return and/or discharge air paths
are not blocked by curtains, blinds, furniture, etc.
Ensure that all windows and doors are closed.
Adjust the Temperature control to a cooler or
warmer setting as necessary.
Clean the fi lter, (See Routine Maintenance), or
remove obstruction.
Clean the coils, (See Routine Maintenance), or
remove obstruction.
Be sure to use exhaust vent fans while cooking
or bathing and, if possible, try not to use heat
producing appliances during the hottest part of the
day.
Allow additional time for the air conditioner to cool
off a very hot room.