Hawk Industries Hawkjaw Jr. Manual 65K-ALS Serial Numbers 4 to 9 - Manual (Page 52)

Changing the Drive Rollers
52 Maintenance & Repair
Drive Rollers
1. Use the 3/4" wrench to remove all
Bearing Cap Bolts (1).
2. Remove the Bearing Caps (3) and
Bearing Seals (5).
3. Slide out the Drive Roller
Sprockets (17).
4. Remove the Drive Roller Snap
Rings (6) .
5. Remove the Drive Rollers (7)
and Keys (18).
6. Slide on the new Drive Rollers
and replace the Keys (18).
7. Replace the Drive Roller Snap
Rings (8).
Drive Rollers
Continued on next page.
3/4" wrench
Tools Required
1. Make sure the HawkJaw is off the
drill pipe connection and in the rest
position on the derrick.
2. Shut down the Hydraulic power
unit.
3. Press, push, and pull all control
buttons repeatedly to bleed
hydraulic pressure.
4. Disconnect the Air power supply.
5. Assume that there is still a load on
every actuator. Proceed with
caution.
Initial Steps