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5. Lift the rear of the hopper assembly, pivoting it
upwards towards the ROPS. Using the pins
provided on the hopper assembly, pin the hopper
assembly to the ROPS plates. See Figure 8.
6. Torque all lower roll bar and mount hardware
attached to the machine frame to 30-35 ft-lbs
(41-47 N-m).
7. Plug wire harness into bulkhead connector on
hopper. (See Figure 9.)
FIGURE 9
Installation of Blower Assembly
1. Lower the deck fully. Remove the right hand belt
cover.
2. Remove the blade from the right spindle.
3. Insert special tool 109-2979 into splined end of
spindle shaft.
4. Remove the right sheave nut, spring disk washer,
and drive sheave from the spindle shaft– keep
hardware for re-use.
Use special tool 109-2979 to hold spindle from
rotating. Do not use the blade bolt to prevent
rotation.
FIGURE 8
5. Apply a light coat of Mobil HTS grease (or food
grade antiseize) to the top portion of the spindle
shaft where the sheave mounts.
6. Install the double sheave onto the right spindle
shaft. Install the spring disk washer and nut.
Make sure that the spring disk washer cone is
installed towards nut (See Figure 10). Torque
the sheave nut to 140-145 ft-lbs.
Use special tool 109-2979 to hold spindle
from rotating. Do not use the blade bolt to
prevent rotation.
FIGURE 10
Reinstall blade and torque 1/2-20x2 blade
bolt to 50-60 ft-lbs (75-81 N-m).
7. Reinstall the deck drive belt in the lower groove
of the double sheave. Install plug (Item 19) into
bore of double sheave.
8. Remove the discharge chute from the deck.
Discard the mounting hardware, but save the
discharge chute for use during side discharge
operation. The chute pivot pin (Item 10) and
hairpin (Item 11) may be stored in the pivot
holes on the discharge chute during bagging
operation.
9. Remove and discard existing hardware in deck
hole shown. Install the longer belt cover
mounting bolt (Item 16) into hole in deck as
shown in Figure 11.
FIGURE 11
Page 5 of 7
109-6609 Rev. C
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