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Re: Valve/Distributer/Timing Question (somewhat lengthy)

To: Triumph List <triumphs@autox.team.net>
Subject: Re: Valve/Distributer/Timing Question (somewhat lengthy)
From: Douglas Frank <frank@zk3.dec.com>
Date: Tue, 06 Nov 2001 17:41:06 -0500
Organization: Center for Post-Apocalyptic Computing
References: <001c01c16683$1cd8be40$13b1b4d0@coxinternet.com>
Kurtis wrote:
> 
>   "Check and if necessary adjust the rocker clearances when the
>   tappet is resting on the back of the cam.  To obtain this position,
>   turn the camshaft until the number one push rod has reached its
>   highest point, then turn a further full revolution to insure the
>   push rod is fully down and the tappet is resting on the back of the
>   cam."
> 
> Okay, if you turn the cam shaft a full turn, isn't it just going to
> be right back where you started?

The cam rotates 1/2 turn for every full turn of the crankshaft.

> According to the manual, the rotor arm should be roughly aligned
> toward the no. 1 push rod when the no. 1 piston is at TDC.

Aha!  The rotor arm should point at the no. 1 spark plug's tower on the
distributor cap, not at the spark plug itself!

--
Douglas Frank Compaq Computer Corp.
ZKO           110 Spit Brook Rd.       The older I get,
603-884-0501  Nashua, NH USA 03062       the better I was.

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