« on: May 17, 2021, 03:38:28 pm »
My thoughts on restricting the exhaust on an osyilator type engine would be the pent up pressure might make it escape from between the cylinder assembly and the steam chest.
Doesn´t happen on Mamods.
Assume it merely is a matter of having a trunnion spring matching that of your safety valve.
True that 😊👍

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Bruce, St. Paul Indiana, USA
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