Cub Cadet Challenger Series Service Manual page 122

Install the nut (2) and tighten it to
the specified torque using the
locknut wrench, and sheave fixed
block.
4. Install
• Secondary sheave assembly
V-belt
•
Primary sheave assembly
•
Note:
Tightening the bolts(1), size found in
adjustments chapter 3, will push the
secondary sliding sheave away,
causing the gap between the secondary
fixed and sliding sheaves to widen.
Install the V-belt with the arrow facing
the direction in the illustration.
Engine
Tighten the primary sheave nut (1)
120 Nm or 88 ft lbs
Tighten the secondary sheave
nut (2).
100 Nm or 74 ft lbs
Note:
Use the sheave holder (3) to hold the
primary sheave. Tighten in order
Primary sheave nut then Secondary
sheave nut.
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