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Abe
01-01-2008, 02:33 PM
Need help with the following;

green led on wired controller switches to red
Controller displays:

E33
PROTECT STOP
I/U No 00

Any pointers please?
thank you

nike123
01-01-2008, 04:24 PM
Try here: http://tinyurl.com/2cqfrb

frank
01-01-2008, 09:51 PM
Sounds like it could be the compressor Abe.

Check winding resistances to earth with a Megger.

Is it an old unit?

Abe
01-01-2008, 10:31 PM
Sounds like it could be the compressor Abe.

Check winding resistances to earth with a Megger.

Is it an old unit?

Its about three years old Frank, if I remember it was one of the last R22 units.