Basic.troubleshooting - Friedrich PTAC PDE07K Mode D'emploi

Basic Troubleshooting
COMPLAINT
Unit.does.not.operate.
Unit.trips.circuit.breaker.or
blows.fuses.
LCDI.Power.Cord.Trips
(Reset.Button.Pops.Out)
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.
Unit.does.not.cool/heat.room.sufficiently,.or.cycles.
on.and.off.too.frequently
28
CAUSE
● Unit turned off.
● Thermostat is satisfied.
● LCDI power cord is unplugged.
● LCDI power cord has tripped.
● Circuit breaker has tripped.
● Supply circuit fuse has blown.
● Local power failure.
● Other appliances being used on same
circuit.
● An extension cord is being used.
● Circuit breaker or time-delay fuse isn't
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.
● 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 filter is dirty or obstructed.
● The indoor coil or outdoor coil is dirty
or obstructed.
● The temperature of the room you are
trying to cool is extremely hot.
● The outside temperature is below
60º F.
● The digital control is set to fan cycling
mode.
● The air conditioner has insufficient
cooling capacity to match the heat
gain of the room.
SOLUTION
● Turn unit on
● Raise/Lower temperature setting.
● Plug into a properly grounded 3 prong recep-
tacle. See "Electrical Rating Tables" on page
13 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.
● Replace the fuse.
● Unit will resume normal operation once power
has been restored.
● The unit requires a single outlet circuit, not
shared with other appliances.
● Do NOT use an extension cord with this or
any other air conditioner.
● Replace circuit breaker or time-delay fuse
for the proper rating. See "Electrical Rating
Tables" on page 13. If 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 door are closed.
● Adjust the temperature control to a cooler or
warmer setting as necessary.
● Clean the filter, (See Recommended Mainte-
nance) or remove obstruction.
● Clean the coils, (See Recommended Mainte-
nance) or remove obstruction.
● Allow additional time too cool a very hot room
● Do not try to operate your air conditioner in
the cooling in the cooling mode when the
outside temperature is below 60º F. The unit
will not cool properly, and the unit may be
damaged.
● Since the fan does not circulate the room
air continuously at this setting, the room air
does not mix as well and hot (or cold) spots
may result. Using the continuous fan setting
is recommended to obtain optimum comfort
levels.
● Check the cooling capacity of your unit to en-
sure it is properly sized for the room in which
it is installed. Room air conditioners are not
designed to cool multiple rooms.