2005-2007 Polaris Ranger 500 service manual, Page 43Get this manual
MAINTENANCE 3Remove the clamp from the vent hoseThe oil pump will now be properly primed and ready for field operation4Remove the flywheel cover (D) and rotate flywheel so the piston is at TDC
NOTE: If the system is primed properly you should hear some air releaseIf you do not, the system has not primedRepeat the process if necessary
Vent Hose to Air Box Oil Lines To Engine D
CAUTION
Failure to position the crankshaft at TDC on compression stroke will result in improper valve adjustment