Dynojet Snowmobile Dynos: Sled Dyno Hub Replacement - Manual (Page 6)

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.