Arctic Cat Sno Pro 120 2011, Service Manual

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2
2. Tip the engine forward, raise the PTO-side of the
engine, and allow the chassis to support the engine in
this position. Connect the coolant tank hose to the
thermostat cap and secure with the hose clamp.
MS382D
3. Connect all electrical wiring making sure all wiring
and coolant hoses are routed properly (as noted in
removing); then place the engine into the mounting
position.

NOTE: Before connecting the wiring harness plug-
ins, clean the connectors and apply Dielectric
Grease; then secure the wiring harnesses with cable
ties (as noted in removing).
4. Install the cap screw and nut (C) securing the MAG-
side engine mounting bracket to the side plate. DO
NOT TIGHTEN AT THIS TIME.
742-238A
5. Install the PTO-side engine mounting bracket to the
engine with cap screws (coated with blue Loctite
#243) (A) and to the front frame with lock nuts (B).
DO NOT TIGHTEN AT THIS TIME.
6. From step 5, tighten the four mounting bracket plate-
to-engine cap screws (coated with blue Loctite #243)
(A) to 24 ft-lb; then tighten the three lock nuts (B)
securing the engine mounting bracket to the front
frame (from step 5) to 20 ft-lb.

NOTE: Install the cap screw and lock nut (D) secur-
ing the engine mounting bracket to the front lower
mounting bracket. Tighten to 20 ft-lb.
7. Tighten the MAG-side engine cap screw (C) and nut
(from step 4) to 20 ft-lb.
8. Connect the oil-injection cable/control rod to the oil-
injection pump and secure.
CM028A
9. Connect the oil-supply hose to the oil-injection
pump; then remove the oil bleed plug from the oil-
injection pump. When oil flows from pump free of
air bubbles and the hose is full of oil, install the oil
bleed plug and tighten to 120 in.-lb.

NOTE: Place a cloth beneath the oil-injection pump
to contain any oil spilled during the bleeding process.
CM029A
10. Connect the throttle body coolant hose to the PTO-
side throttle body and secure with the clamp; then
with the flange clamps in place, install the throttle
body assembly.

NOTE: Verify the mark on the control arm is aligned
with alignment mark on the oil-injection pump boss
in the full-open position. If the marks are not aligned,
adjust synchronization by loosening the jam nuts on
the adjuster. Rotate the jam nuts/adjuster nut until
proper alignment is attained. Tighten jam nuts.
CAUTION
Make sure the oil-supply hose is routed properly to
avoid premature wear.
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