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C900 Bulletin Board
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Re: 1991 900S Convertible Heat & AC Question
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Posted by JerseySaab [Email] (#666) [Profile/Gallery] (more from JerseySaab) on Mon, 28 Apr 2025 19:45:37 Share Post by Email
In Reply to: Re: 1991 900S Convertible Heat & AC Question, timberwilde [Profile/Gallery] , Mon, 28 Apr 2025 19:38:23
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As I recall there is also an anti-frost switch in or near the evaporator that might also cause the compressor clutch to not engage if not working correctly.

The C900 factory shop manual can be found here:

https://www.saabnet.com/tsn/faq/manuals/C900.html

The HVAC section here:

https://drive.google.com/file/d/1eGZFzxdmWU6EX_zI8jtvbEFAdWdzHb9Z/view

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