Crankcase Inspection - Polaris 2014 Sportsman 570 EF Service Manual

ENGINE
1. Remove the fasteners that retain the oil pressure
regulator valve cover.
2. Unscrew the oil pressure valve (1) from the
crankcase.
3. Replace the oil pressure valve if the inner plunger
binds, sticks or does not operate smoothly.
4. Remove and discard the O-ring.
5. Thoroughly clean the valve.
6. Replace the O-ring and lubricate with clean engine
oil.
7. Install the oil pressure valve into the crankcase;
torque to specification.
Oil Pressure Regulator:
20 ft-lbs ± 2 ft-lbs (27 Nm ± 3 Nm)
8. Install the oil pressure regulator valve cover; torque
to specification.
Oil Pressure Regulator Valve Cover:
8.8 ft-lbs ± 1.4 ft-lbs (12 Nm ± 2 Nm)

Crankcase Inspection

1. Remove all traces of gasket sealer from the
crankcase mating surfaces. Inspect the surfaces
closely for nicks, burrs or damage.
2. Be sure alignment pins are in place where used.
3. Be sure oil passages are clean and free of any
cleaning solvent.
3.82
9924871 R03 - 2014 Polaris Sportsman® 570 EFI Service Manual
© Copyright 2013 Polaris Sales Inc.