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1990 240 wagon ac project

Help, Advice, Owners' Discussion and DIY Tutorials on all Volvo's "mid era" rear wheel drive Volvos.

1975 - 1993 240
1983 - 1992 740
1982 - 1991 760
1986 - 1991 780
1990 - 1998 940
1990 - 1998 960
1997 - 1998 V90/S90

This topic is in the MVS Volvo Repair Database » Volvo 240 AC Fix
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93Regina
Posts: 2813
Joined: 18 January 2014
Year and Model: 93:240/940
Location: Sunflower State
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Re: 1990 240 wagon ac project

Post by 93Regina »

edelmatt wrote:Now I can force the system to run anytime.
There should be a vacuum sensor on dryer (or there abouts) that shuts down compressor when a vacuum exists.

If 134a is installed, there's a good chance your AC's front seal will blow out.

As I've noted before, if driven in-town, get a new fan clutch, and maybe new radiator, and if you have electric fan, make sure it works

edelmatt
Posts: 40
Joined: 6 March 2011
Year and Model: 1990 240 DL
Location: California

Post by edelmatt »

I didn't disable the vacuum sensor. It's still wired normally.

BBslider001
Posts: 13
Joined: 1 June 2014
Year and Model: 1998 V70 Wagon
Location: Oceanside, CA

Post by BBslider001 »

Hey edelmatt, did you ever get this working? I am having to replace and upgrade in mine. I am just going to bite the bullet and get it done.
1998 V70 Wagon
1997 Ford F-350 PSD, slightly modded
2011 Heartland Sundance 34' RV

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