Norwood Kwik-Till HSD2500, Руководство оператора

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5 - MAINTENANCE
5-30
ANNUALLY
Check Rear Roller Hubs For Wear
1. Unfold the machine into the Field Position .
(See “Kwik-
Till Folding & Unfolding” on page 4-11)
2. Lower the disks to the ground by retracting the Front
Wheel Cylinders
A
and Rear Roller Cylinders B .
(See Fig. # 5-42)
A
B
Fig. # 5-42 Lower Disks to the Ground
3. Relieve all the hydraulic pressure by placing the tractor
SCV levers to the FLOAT POSITION with engine
running for the Main Frame Lift & Wing Fold cylinders.
4. The machine should now be in the “Field Lowered Po-
sition”
(See Fig. # 3-53)
.
5. Retract the Rear Roller
A
cylinder. The cylinder will
bottom out on the Depth Stops
C
, and the Rear Roller
D
will raise off the ground. (See Fig. # 5-43)
C
A C
B
D
Fig. # 5-43 Field Lowered Position With Rear Roller Raised
For Service
NOTE
Checking the rear roller hubs is identical where applicable
for the Rolling Spiral Basket, Spring Cage Roller, & Rub -
ber Wheel Roller. Therefore only the Rolling Spiral Basket
rear attachment will be covered in the instructions.
6. With the rear roller off the ground, rotate the cage roller
to check for bearing roughness.
Fig. # 5-44 Rotate Rear Roller To Check For Bearing
Roughness (Rolling Spiral Basket Shown)
7. When rotating the rubber wheel roller, retract the rubber
roller scraper cylinders
Fig. # 5-45 Retract The Rubber Roller Scraper Cylinders
8. If bearings sound or feel rough, or rear rollers are difficult
to turn. It is possible that the rear rollers hubs need re -
placement, see
(See”Replace Rear Roller Hubs” on page
5-35)