9850064 R03 - 2021 650 / 850 Matryx Trail Performance / Crossover Snowmobile Service Manual
© Copyright Polaris Inc.
5.35
5. Position the alignment arrow
e
on the tank assembly
between the two etched alignment lines on the pump/
flange assembly.
6. With the help of an assistant holding the fuel tank,
install the flange nut
e
. Use the PFA Nut Socket and
spanner wrench or similar tool to torque the nut to
specification.
IMPORTANT
Do not allow the PFA and gasket to rotate and/or lift up
during flange nut installation.
Do not hold or apply excessive pressure to supply and
return nozzles during flange nut installation.
PFA Nut Socket:
PS-48459
TORQUE
Fuel Pump Flange Nut:
28 ft-lbs (38 N·m)
7. Verify the foam pads on the tunnel are installed and
not damaged.
8. Install the fuel tank
t
by carefully hooking the fuel
tank mounting tab onto the fuel tank bracket on the
over structure and aligning the rear tank tabs with the
studs of the fuel tank support.
9. Reconnect the fuel supply and return hose
connectors
y
at the fuel pump flange assembly.
NOTICE
Note the position of the supply and return fuel hoses.
Connect the 5/16” connector to the 5/16” fitting on the
pump flange and connect the 3/8” connector to the 3/8”
fitting on the pump flange.
IMPORTANT
Do not apply excessive pressure to fuel fittings or clips.
10. Perform a push/pull test on the fuel line connections
with at least 5 lbs. of force.
IMPORTANT
Connections should NOT disengage during push/pull
test.
11. Make sure the gas cap is firmly installed.