Forum Discussion
jlaustin
Mar 24, 2010Explorer
I've been working on the LPG solenoid valve installation and changing the manual (key) and remote starter over to cutting off the propane rather than the engine's coil. I worked up a design where the starter will trigger a latching relay that will open the propane solenoid valve. I'm going to install another relay that the key or the remote starter can activate to release the latched relay and close the valve for shut-down.
I was initially very disappointed when my latching relay idea didn't work! I went over-and-over and couldn't find a flaw in my plan. THEN, I discovered that since I had mounted the SPDT relays on the frame, I had utilized some of the mounting screws to secure grounding lugs. Only problem is THE FRAME ISN'T GROUNDED TO THE ENGINE OR GENERATOR!!! Once I grounded the frame to the engine, the relay and solenoid worked perfectly.
Question: The genset rides on rubber vibration mounts and that insulates it from the frame. Is there any harm in grounding the frame to the engine?
Regards,
John
I was initially very disappointed when my latching relay idea didn't work! I went over-and-over and couldn't find a flaw in my plan. THEN, I discovered that since I had mounted the SPDT relays on the frame, I had utilized some of the mounting screws to secure grounding lugs. Only problem is THE FRAME ISN'T GROUNDED TO THE ENGINE OR GENERATOR!!! Once I grounded the frame to the engine, the relay and solenoid worked perfectly.
Question: The genset rides on rubber vibration mounts and that insulates it from the frame. Is there any harm in grounding the frame to the engine?
Regards,
John
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