New Holland CX720 Repair Manual page 3849

Fan variator Belt - Install (K.62.B.53.44 - F.10.A.15)
1. Installation
Install the drive belt (1) onto the drive sheave (2) and
driven sheave.
2. Install the variator arm (1) onto the pivot mount and
secure with the bolt (2) and nut (3) Do not tighten the
nut at this time.
3. Align the speed adjustment block (1) with the
threaded speed adjustment rod (2).
Align the worm shaft block (3) with the worm shaft on
the fan speed motor.
CROP PROCESSING - CLEANING Primary cleaning
K.62.B / 137
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