Mine seems to be stuck on my 2006 800sportsman- anyone ever take one of these out? Any advice or a good starting place?

 

according to the book, the oil pressure relief is a bolt right above the oil filterhousing on the engine, there is a bolt, washer, spring and valve, dowel, says to inspect dowel for sign of wear and possible obstructions, use compressed air toblow out any debris reinstalldowel with chamfered end first, the other relief is in the oil filter, I woild remove the filter before I blew air through relief and replac with a 51357 wix