20 Most Recent Friedrich M18CE Air Conditioner - Page 4 Questions & Answers

call the service technician / electrician for a repair /quote could be damaged insulation from vermin infestation but it is dangerous and needs urgent diagnosis and repair leave the circuit breaker off if it is on it's own circuit or tape the switch off if it is not

E9 is the code for heat pump failure. If you can locate your reset button, reset the unit. If it doesn't work, you might want to consider getting another unit

Check the elictric supply

low on freon ,dirty coil or fan speed not right

low air flow temperture of air getting below dew point of surrounding air.

have to replace motor

typically you have allen set screw locking it to a flat spot on motor shaft. there is a small semicircle on blower vane that allows you to tighten

something shorted to ground.

when i use to work on them in the 70's i have seen them go 25 years. they were so heavy it took 2 men to remove from window.

probably left side. but it really does not matter.

probably the bearings in the fan motor