raptor flipup

My five year old raptor flipup 54, mows along fine for five or more (varies) minutes then QUITS, park the handles, disengage pto and it starts right up, seat switch is disconnected and “hot” (trying to toubleshoot), both lever switches have been rplaced (i have them both adjusted all the way...

I have done many searches and cannot find much help on my issue. First off the pin to flip up the deck on the raptor is now always so tight you know to knock it in and out with a hammer. Once the pin comes out and you release the locking handle the deck will flip up with no problem. The...