3.198
9928485 R01 - 2017-2018 RANGER 500 / 570 Service Manual
© Copyright Polaris Industries Inc.
OIL PRESSURE REGULATOR (BYPASS) VALVE
INSPECTION
The oil pressure regulator (bypass) valve is located in the
MAG side crankcase (B).
1. Remove the fasteners that retain the oil pressure
regulator valve cover.
2. Unscrew the oil pressure valve
q
from the
crankcase.
3. Replace the oil pressure valve if the inner plunger
binds, sticks or does not operate smoothly.
4. Thoroughly clean the valve.
5. Install the oil pressure valve into the crankcase;
torque to specification.
TORQUE
Oil Pressure Regulator:
20 ft-lbs (27 Nm)
6. Install the oil pressure regulator valve cover; torque
to specification.
TORQUE
Oil Pressure Regulator Valve Cover:
8.8 ft-lbs (12 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.
ENGINE / COOLING SYSTEM
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