Author Topic: Petter AC1 difficult to start when warm.  (Read 191 times)

MikeRigg

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Petter AC1 difficult to start when warm.
« on: October 21, 2022, 03:38:14 PM »
Anyone any ideas as to why my Petter AC1 is difficult to start when the engine has warmed up? Runs fine otherwise.

ajaffa1

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Re: Petter AC1 difficult to start when warm.
« Reply #1 on: October 21, 2022, 09:33:35 PM »
G`Day MickRigg, Check the valve lash/tappet clearance, if they are too tight you might have a loss of compression when warm.

Bob