Re: Air Conditioner Compressor diagnosis

["Fred Munro" <munrof@isys.ca>]

-----Original Message-----
From: John Holt <johnholt@sympatico.ca>
To: quattro@coimbra.ans.net <quattro@coimbra.ans.net>
Date: Friday, June 26, 1998 11:50 PM
Subject: Air Conditioner Compressor diagnosis


>Is this a fair method to diagnosis an air conditioner compressor on a 1988
>90Q or am I missing something?
>
>Used one of those remote starter (push to start) cables so I could be in
>front of Q to listen for compressor clutch. This fed 12 volts from the
>battery to the positive terminal of the compressor while the Q is running.
>
>Compressor clutch should kick in when pressing remote starter cable .....if
>not, clutch is dead......replace compressor or clutch or both.  Correct
>method?
>
>TIA
>
>John
>2 of those 1988 90Qs
>


John;

    If your clutch doesn't activate using your test method, check your
ground wiring before replacing the clutch. A more positive test is to
connect + and - power directly to the clutch connections with the engine
off. You can hear the clutch click if it activates.

HTH

Fred Munro
'91 200q  255k km