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Re: SU - Piston Rod Stuck in the Suction Chamber

To: "Healey List" <healeys@autox.team.net>
Subject: Re: SU - Piston Rod Stuck in the Suction Chamber
From: "Bob Spidell" <bspidell@comcast.net>
Date: Sat, 3 Dec 2005 17:18:56 -0800
I wouldn't use any force or heat.  The piston, suction disk and 
outer chamber are all very close machined fits, and if you 
distort them even the slightest they'd be ruined.  A good
penetrating oil might help.

Beyond that, I can add much.


bs
***************************************************************
Bob Spidell         San Jose, CA        bspidell@comcast.net
'67 Austin-Healey 3000             '56 Austin-Healey 100M
***************************************************************

Subject: SU - Piston Rod Stuck in the Suction Chamber


>I have two sets of original type H4's for my 100-Six and I am going to
> rebuild the spare set for putting back on the car.   On both, the piston
> rod/suction disk is firmly stuck in the suction chamber.  Before I mess
> something up and apply brut force, any other suggestions?  I am thinking
> finding a dowel or other rod and knocking it out through the oil hole.
> 
> I just got a Harbor Freight ultrasonic cleaner, so I am going to try that
> out after I get the first one apart.
> 
> Patton




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