User guide

Changing the Drive Roller Sprocket Bearings (cont.)
pushed out. Tighten the Hex Tap
screws evenly, or the bearing (4)
will tilt and lodge in the bearing cap
(3).
5. Insert the new bearings into the
Bearing Caps (3).
6. Replace the Bearing Caps (3) and
Bearing Seals (5).
7. Use the 3/4" wrench to replace all
Bearing Cap Bolts (1). Use new
Lock Washers (2) and Red Loctite
when replacing the Bearing Cap
Bolts (1). Assemble the Lock
Washers (2) as shown. Torque
Bearing Cap Bolts (1) to 75 lb. ft.
NOTE
If the bearing (8) gets stuck in the
bearing cap (2) when disassembling,
and no Hex Tap screws are available,
remove the Hex Tap screw (13) on
the spinner. Use the Hex Tap Screw
(13) to push out the bearing (8)
through one or both of the tapped
holes on the top of the bearing cap
(2). Replace the Hex Tap Screw (13)
in the Spinner case (1) after removing
the bearing (8).
Maintenance
& Repair
NOTE
Hawk recommends that all four
bearings (4) be replaced each time a
bearing (4) is changed. Always use
new lock washers (2) when replacing
bearing cap bolts (1). It is also
recommended that all four bearing
seals (5) be replaced each time a
bearing (4) is changed.
Maintenance & Repair 49
Part Numbers
ITEM PART NO./DESCRIPTION
1 25703-SR Case Assembly, Moving Arm
2 24622 Bearing Cap
3 24654 Bearing Seal Assembly
4 24623 Roller Sprocket
5 24649 Roller
6 24643 Key, Roller
7 RST-275-S Retainer Ring
8 24731 Sphere-Rol Bearing
9 806373_1.2-20 x 2.00 lg.Hex Bolt Grd. 9
10 805834_1.4-20 x .50 lg. Hex Bolt
11 811150_#14 Brass W asher
12 91074A033 Lock W asher Assembly, 1.2
13 805867 1.4-20 X 1 1.2 Hex Tap SS
14 810587_1.4 Lock W asher