Military-Vehicles: Re: [MV] M38 vacuum system

Re: [MV] M38 vacuum system

SBJohnston@aol.com
Mon, 7 Jul 1997 19:08:36 -0400 (EDT)

I wrote, in an earlier posting...

>but I don't know what the distributor is doing with the
>vacuum. Does it use the changing vacuum to
>advance/retard the spark timing?

Daryl, D&L Bensinger, mitymite@juno.com wrote:

No vacuum advance on M38 or M38A1. vacuum only serves to keep air flowing,
reducing possibility of condensation inside during fording. So, as you note,
lack of vacuum has no bearing on engine running.

Thanks again for more good advice, daryl. One more thing I can check off the
list!

Steve Johnston

sbjohnston@aol.com

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