That's a handful to consider, Steve. All good points.
If the multiple click back-off doesn't cure the issue, I may start by
tearing them down and re-assembling.
At the moment, it is 36 degrees and the wind is howling at 40+ knots, so
that won't be this morning!
On 11/20/2016 11:58 PM, Steve Ehlers via Datsun-roadsters wrote:
> Bob ,
> 1/4 turn backed off may not be enough back off for 1 thing. The other
> issues you have to make sure of is that the wheel cylinder returns to
> bottom after you apply the brakes. If Standard brake fluid is used
> with Aluminum cylinders in cars that sit ANY time, they can and will
> have issues. Because of this I use Silicone Fluid in all Datsun
> restorations. This is true if you never flush the systems and or the
> car sits a lot. Another issue can be fatigued bad shoe springs and
> lack of hi temp lube at all shoe contacts points especially the
> backing plate contacts. I find that amateurs ( home DIY and cheap
> brake replacement shops) don't know to properly lube the contacts and
> are places that Nobody seems to know to do a brake shoe replacement
> correctly. Lastly the cylinders must be lubed in the backing plate
> hole to slide before clipped in place. So after shoe adjustment ,pull
> up the emergency brake lever to center the shoes. This is a very
> probable issue also...
> I'm sure your missing something I mentioned .
> Good luck,
> Steve Ehlers Rising Sun Performance "The Z car Experts of Texas"
>> Message: 2
>> Date: Sat, 19 Nov 2016 18:49:29 -0500
>> From: RWM <RWM@RWMann.com>
>> To: Datsun Roadster Listserver <firstname.lastname@example.org>
>> Subject: [Roadsters] Roadster rear brake adjuster
>> Message-ID: <f623d4c4-c3f4-3437-0fa0-05c987d92ebe@RWMann.com>
>> Content-Type: text/plain; charset=utf-8; format=flowed
>> Have persistent dragging rear shoes, which I've been unable to resolve
>> with the 1/4" square adjuster on the back of the backing plates.
>> I back them off counter-clockwise one quarter turn beyond the snug
>> point, but they promptly snug up again and drag.
>> Could someone remind me what is the proper procedure to adjust? Thanks.
>> - Bob Mann, '68 2000 Solex