[W126 Coupe] Fuel Pumps and relay

[Iain Gunn]

Yes I put a shunt in between these 2 pins, with a switch.
----- Original Message ----- 
From: <jeffk at gsm.udallas.edu>
To: <mbcoupes at mbcoupes.com>
Sent: Friday, August 26, 2005 7:34 PM
Subject: RE: [W126 Coupe] Fuel Pumps and relay


> Iain, what's wrong with the relay (N16 I presume) anyway? If it's not
> working the pumps, then the usual suspects are the "30" and "87" pins 
> whose
> base solder has a habit of cracking. My relay went AWOL and the cracks
> weren't even visible to the naked eye. A loup revealed the cracks.
> Resoldering fixed the problem.
> Are you running a shunt between these pins now where you intend putting 
> the
> switch?
>
> Original Message:
> -----------------
> From: Iain Gunn igunn at bmts.com
> Date: Fri, 26 Aug 2005 18:25:07 -0400
> To: mbcoupes at mbcoupes.com
> Subject: [W126 Coupe] Fuel Pumps and relay
>
>
> Does anyone know if I will create any problems by jumping my fuel pump
> relay with a switch while I'm waiting for a new relay? Also notice that 
> the
> new relays are 10 pin, as mine is 9 pin and one alignment (dummy) pin. 
> Pins
> match up is the same. Repaired this relay 3 years ago and no problems
> since. Cannot find a obvious defect yet.
> 1986 560 SEL
>    Also, does anyone know what the plate on the front of the viscous fan
> does. Mine came off, broke the plastic cage and sliced 2 fins out of my
> rad. It didn't stay lodged in the rad so "do I need a new plate?"
>
>
>                    Iain Gunn
>
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