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MAINTENANCE
Tillage Rotor
1. Raise Machine. Install Transport Lock if applicable.
See Figure 3-4.
2. Remove the 3/8-16 x 2-1/2 Bolts and Locknuts that
attach the Gauge Wheel Hub and Spindle to the
Gauge Wheel Arm. Wheel and Tire Assembly should
remain attached to the Hub and Spindle.
3. Relieve air out of the LH and RH Tillage Rotor Shocks
and remove Rockshaft Link Bolts that attach to the
Swing Arms. The Tillage Rotor Shafts will now rest on
the U-Shaped Support Plate. See Figures 4-12
and 4-13.
4. Remove Rotor Drive Chain Shield.
5. LH and RH side, relieve #80-2 Drive Chain tension as
necessary to remove Drive Chain.
6. Remove RH Drive and Tillage Rotor 3/4-10 x 2 Bolts,
Lock Washers, and Thick Washers from the end of
the Rotor Shafts.
7. Remove chain access Cover from the RH Swing Arm,
#80-2 Drive Chain, Sprockets, 1/2 Keys and 11ga
Washers.
Key,1/2
Sprocket,
#80-2
Washer,
3/4 x 3 x 3/8
Bolt,
3/4-10 x 2
Rotor Drive
Chain Shield
4-10
TABLE OF CONTENTS
Front
Drive Chain,
#80-2
Gauge
Wheel Arm
Washer,
Lock 3/4
Bearing Shield,1-3/4
Washer,
1.785 ID x 11ga
Figure 4-12: Tillage Rotor Blade Repair - LH Side
8. Remove LH Drive and Tillage Rotor 3/4-10 x 2 Bolts,
Lock Washers, Thick Washers and Flat Top Washers
from the end of the Rotor Shafts.
9. Remove LH Swing Arm with the #80-2 Chain Take-up
and Bearings attached.
10. RH side, remove RH Swing Arm with the #80-2 Chain
Take-up, Bearings and Thrust Bearing attached.
11. Support the Tillage Rotor. Remove the U-Shaped
Support Plates.
12. Lower the Tillage Rotor to the ground. Remove the
11ga Washers, Bearing Shields, and Spacers from
the Tillage Rotor Shafts.
13. Repair Tillage Rotor as necessary. See Figure 4-9.
14. Re-Assemble Tillage Rotor into the Frame. 1.523
Shaft is on the left and 1.776 Shaft is on the right.
Raise one end of the Tillage Rotor with a floor jack
and add a block. Raise the other end of the Tillage
Rotor and add a block. Continue incrementally in this
fashion until the Tillage Rotor is positioned inside the
Frame. Mount the U-Shaped Support Plates under
the Tillage Rotor Shafts and onto the Frame End
Plates. See Figures 4-12 and 4-13. Rest the Tillage
Rotor onto the U-shaped Support Plates.
RH Swing
Arm
Washer,
1.785 ID x 11ga
Spacer,1.781 x
2.25 x 2.594
Rockshaft
Link
U-Shape
Support Plate
Cover
Tillage Rotor
F-1097-2305
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