Camshaft Oil Jet; Cylinder Head Removal; Cylinder Head Disassembly - Polaris RANGER ETX 2015 Owner's Manual

CAMSHAFT OIL JET

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An oil jet is located on the MAG side camshaft carrier.
The oil jet sprays oil at the intake camshaft creating an oil
mist which lubricates the cam train components.
During engine inspection, the jet should be removed and
cleaned to remove any deposits or foreign material.
When reinstalling jet, torque to specification.
TORQUE
Camshaft Oil Jet:
6 ft-lbs (8 Nm)

CYLINDER HEAD REMOVAL

NOTE
The cylinder head can be serviced with the engine
installed in the chassis.
Do not rotate head assembly up side-down until the
valve tappets have been removed.
NOTE
The cylinder head studs must be replaced any time the
cylinder head nuts are loosened.
TORQUE
Cylinder Head Studs:
13 ft-lbs (17 Nm) (Replacement required)
1. Loosen the cylinder head nuts
to Cylinder Head / Crankcase Torque Specs /
Sequence) evenly 1/8 turn (60 degrees) at a time
until all are loose.
2. Remove and discard the nuts that retain the cylinder
head and the cylinder.
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3. Remove the cylinder head bolts.
9926806 R03 - 2015 - 2016 RANGER ETX / 570 2-SEAT 2015 - 2016 RANGER 570 CREW Service Manual
© Copyright Polaris Industries Inc.
4. Tap cylinder head lightly with a soft faced hammer
5. Remove the cylinder head

CYLINDER HEAD DISASSEMBLY

Wear eye protection during cylinder head disassembly
and reassembly or when working with the valve springs.
Keep mated parts together and in order with respect to
component or place them in an organized rack as you
1. Remove the valve tappet
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in sequence (Refer
ENGINE / COOLING SYSTEM
until loose. Tap only in reinforced areas or on thick
parts of the cylinder head casting.
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CAUTION
NOTE
their location in the cylinder head for assembly
purposes. It is important to install cylinder head
components back in the same location. Mark each
remove them.
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from the cylinder head.
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and head gasket .
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