Troubleshooting tips – Friedrich Kuhl Series 28000 BTU Window Air Conditioner Installation and Operation Manual Manuel d'utilisation

Page 46

Advertising
background image

46

47

COMPLAINT

CAUSE

SOLUTION

Unit does not operate.

The unit is turned to the off position, or the

thermostat is satisfied.

Turn the unit to the on position and raise or lower

temperature setting (as appropriate) to call for

operation.

The LCDI power cord is unplugged.

Plug into a properly grounded 3 prong receptacle.

See “Electrical Rating Tables” on Page 6 for the

proper receptacle type for your unit.

The LCDI power cord has tripped (Reset

button has popped out).

Press and release RESET (Listen for click. Reset

button latches and remains in.) to resume operation.

The circuit breaker has tripped or the

supply circuit fuse has blown.

Reset the circuit breaker, or replace the fuse as

applicable. If the problem continues, contact a

licensed electrician.

There has been a local power failure.

The unit will resume normal operation once power

has been restored.

Unit Trips Circuit Breaker or

Blows Fuses.

Other appliances are being used on the

same circuit.

The unit requires a dedicated outlet circuit, not shared

with other appliances.

An extension cord is being used.

Do NOT use an extension cord with this or any other

air conditioner.

The circuit breaker or time-delay fuse is

not of the proper rating.

Replace with a circuit breaker or time-delay fuse of

the proper rating. See “Electrical Rating Tables” on

Page 6 for the proper circuit breaker/ fuse rating for

your unit. If the problem continues, contact a licensed

electrician.

LCDI Power Cord Trips

(Reset Button Pops Out).

The LCDI power cord can trip (Reset

button pops out) due to disturbances on

your power supply line.

Press and release RESET (Listen for click. Reset

button latches and remains in.) to resume normal

operation.

Electrical overload, overheating, or cord

pinching can trip (Reset button pops out)

the LCDI power cord.

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.

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.

The return/ discharge air grille is blocked.

Ensure that the return and/ or discharge air paths are

not blocked by curtains, blinds, furniture, etc.

Windows or doors to the outside are open.

Ensure that all windows and doors are closed.

The temperature is not set at a cool

enough/ warm enough setting.

Adjust the Temperature control to a cooler or warmer

setting as necessary.

The filter is dirty or obstructed.

Clean the filter, (see Routine Maintenance), or

remove obstruction.

The indoor coil or outdoor coil is dirty or

obstructed.

Clean the coils, (see Routine Maintenance), or

remove obstruction.

There is excessive heat or moisture

(cooking, showers, etc.) in the room.

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.

The temperature of the room you are

trying to cool is extremely hot.

Allow additional time for the air conditioner to cool off

a very hot room.

Troubleshooting Tips

Advertising