WTB: Fan (blower) control circuit board

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BenM635i
Posts: 167
Joined: Thu Dec 10, 2015 7:23 pm
Location: St Albans, UK

WTB: Fan (blower) control circuit board

Post by BenM635i »

My blower runs nothing or full, changed the transistor by motor and also the one on the circuit board behind the variable dial in dash - no luck.

Anyone have a spare board hidden away that they would part with?
'85 M635 #160
Carlp336
Posts: 362
Joined: Mon Jun 08, 2009 12:55 am
Location: Winston Salem NC

Re: WTB: Fan (blower) control circuit board

Post by Carlp336 »

i may have one.. you can pm me.
.1977 H&B 630CSI - http://www.sidedraftsix.com.
BenM635i
Posts: 167
Joined: Thu Dec 10, 2015 7:23 pm
Location: St Albans, UK

Re: WTB: Fan (blower) control circuit board

Post by BenM635i »

Carlp336 wrote: Wed Oct 18, 2017 1:22 pm i may have one.. you can pm me.
PM'd sir, cheers.
'85 M635 #160
BenM635i
Posts: 167
Joined: Thu Dec 10, 2015 7:23 pm
Location: St Albans, UK

Re: WTB: Fan (blower) control circuit board

Post by BenM635i »

Bump, still on the hunt for one of these if anyone can help....
'85 M635 #160
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JCS
Posts: 999
Joined: Wed Sep 22, 2010 11:06 pm
Location: Santa Ana, California, USA

Re: WTB: Fan (blower) control circuit board

Post by JCS »

Ben,

There are two transistor boards one for the heater and one for the A/C
Jay
'88 M6, Red/Tan
My NEW Website https://www.jaysbmwparts.com/
BenM635i
Posts: 167
Joined: Thu Dec 10, 2015 7:23 pm
Location: St Albans, UK

Re: WTB: Fan (blower) control circuit board

Post by BenM635i »

Cheers Jay - i need the variable 'pot' board that sits in the fan speed switch... item #4 on the below diagram:

Switch Blower.JPG
Switch Blower.JPG (97.63 KiB) Viewed 46783 times
'85 M635 #160
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