Dynojet Snowmobile Dynos: Sled Dyno Hub Replacement User Manual

Page 6

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4

Document #

98263100

Use a 7/16” flat washer,

1/

2” lock washer and

1/

2” locking nut on

each bolt and snug down.

Rotate the shaft until it slides easily side to side.

Tighten all four bolts to 70 ft. lbs.

Make sure that the shaft still slides easily from side to side
between the sprocket ends.

Remove the shaft.

Step 5
Check chain alignment in plastic chain guides. Tap guides as
needed (with a rubber hammer) to center them with the chain.

Step 6
Replace the metal arm guards and the track guard.

Note:

The bolts on the back bearing cover may need to be
loosened in order to line up the holes for the button head
cap screws on the arm guards.

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