5
9850060 R02 - 2020-2021 850 AXYS™ Long Track Snowmobile Service Manual
© Copyright Polaris Inc.
5.19
FUEL INJECTOR SERVICE
NOTICE
Anytime a fuel injector is removed the o-rings from the
top and bottom of the injector(s) must be replaced.
Always discard old o-rings.
1. Lubricate NEW injector o-rings with clean, silicone
free motor oil.
NOTICE
Apply oil sparingly and avoid contaminating the pintle
valve / jet surface and upper inlet port.
2. Install replacement o-rings onto top and bottom of
injectors.
ITEM
PART
NUMBER
POSITION
q
1500198
Top of Injector
w
5412891
Bottom of
Injector
e
5436287
—
3. When fuel injector is ready for installation, ensure the
rubber bushing
e
is properly oriented with the cup
side of the bushing facing the injector as shown.
FUEL SYSTEM
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