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Pinion

To: <dynamic@transport.com>
Subject: Pinion
From: "Jack Brooks" <brooks@belcotech.com>
Date: Fri, 14 May 1999 08:59:25 -0400charset="iso-8859-1"
Cc: "Triumph List" <Triumphs@autox.team.net>
Importance: Normal
Pete,

The bottom line on Pinion preload (TR2-4):

1.      Measure the Pinion preload, no axles, hubs, or anything installed beyond
the diff components, definitely without an oil seal, to 15-18 inch-lbs,
after the castellated nut is torqued to 85 ft-lbs.  Add/Subtract shims to
achieve this measurement.

2.      Install the oil seal and retorque 85 ft-lbs.  Now, due to the seal drag,
you cannot remeasure the 15-18 in-lbs. but it should be the same as before
and you are done.

What you are trying to accomplish is put 15-18 in-lbs on the tapered
rollers.  This is independent of everything else.  This is critical to the
function and life of the bearing; the overall drag on the power train isn't
even a factor here.

I made my post because, from the manuals, I just wasn't certain about the
removal of all the other components, prior to my post.

Regards,

Jack Brooks
1960 TR3A
1974 Norton 850 Commando
Hillsdale, NJ
My car show: http://pages.hotbot.com/family/triumph


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