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A/C Recharge Compressor not Cycling

Help, Advice and DIY Tutorials on Volvo's P80 platform cars -- Volvo's 1990s "bread and butter" cars -- powered by the ubiquitous and durable Volvo inline 5-cylinder engine.

1992 - 1997 850, including 850 R, 850 T-5R, 850 T-5, 850 GLT
1997 - 2000 S70, S70 AWD
1997 - 2000 V70, V70 AWD
1997 - 2000 V70-XC
1997 - 2004 C70

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850Base
Posts: 1
Joined: 30 March 2006
Year and Model:
Location: Sutton, MA

A/C Recharge Compressor not Cycling

Post by 850Base »

Hi. I'm trying to recharge the A/C in my '95 850 but the compressor won't even short cycle. I know from reading that this means I need to force the compressor to run so that I can start adding refrigerant.


Does anyone have beginner level instructions on how I can do this?

MadeInJapan
MVS Moderator
Posts: 13434
Joined: 31 March 2005
Year and Model: '98 S70 T5 '07S40T5
Location: Knoxville, TN American but born in Japan
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Post by MadeInJapan »

I know you can use a piece of wire and jump the relay to jump start it but not sure where you do this. Others more familiar can jump in, or you might check the info section of this site for specifics.
'98 S70 T5 Emrld Grn Met/Beige Tons of Upgrades Mobil-1
'04 V70 2.5T Red/Taupe Some Upgrades Mobil-1
'07 S40 T5 AWD 6 speed manual! Silver/Black Stage1 Heico & Elevate
'07 S60 2.5T Blue/Taupe- my kid's Volvo

sangre
Posts: 4
Joined: 26 April 2006
Year and Model:
Location:

Post by sangre »

I have an 850 volvo to make compressor keep runinng try this

this is sensor
Image

Image

but remember the manual says not to keep it running longer than 10 minutes constantly so becareful runnin git longer can cause damage to compressor

make sure car is on off position and release teh sensor located by firewall its like a clip and used paper clip just fold them over make sure points are some what even and push them in the sensor becarful not to ruin the pins in sensor head cause then you either have to fold them back or get a new one :D :D

then turn car on after doing this compressor should run just connect or haver everything ready to connect enjoy...

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