Rack Discussion Continued - Slide lubricant

Mike Katz bitwiz at 12bitsbest.com
Wed Mar 2 12:05:09 CST 2022


I have several difficult slides in my H960 rack.

What is the best lubricant for the slides?

I was wondering if graphite would work better than oil due to the fact 
that it won't pick up dirt and dust.

On 3/2/2022 10:45 AM, Chris Elmquist via cctalk wrote:
> On Tuesday (03/01/2022 at 04:36PM -0800), Marc Howard via cctech wrote:
>> I've got a PDP 11/34 I've never opened up.  It's mounted in a H9642
>> cabinet.  I can't get the bloody thing to extend on the chassis track
>> slides.
>>
>> Is there a catch or lock screw on this unit?
> Mine (and we may be learning, is not be a proper configuration) does not
> have any release or catch to allow the CPU to slide out.  I just grab it
> and start pulling and it slides out--  although it does not slide easily.
> That could be due to old, stiffened lubricant on the slides.
>
> BUT! make sure you pull out the front foot at the bottom of the rack to keep
> the whole rack from tipping forward if you do get the CPU to slide out.
>
> The CPU is a heavy beast and the rack WILL tip forward once the CPU is
> out far enough.
>
> Chris



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