Manual

50 Maintenance & Repair
Changing the Drive Rollers
Tools Required
Initial Steps
3/4" wrench
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 the Grip button
repeatedly to bleed hydraulic
pressure.
4. Disconnect the Air power supply.
5. Press the Grip button
repeatedly to bleed hydraulic
pressure.
6. Push in the "E" stop (E).
7. Assume that there is still a load
on every actuator. Proceed with
caution.
1. Make sure the Drive Roller
Groove is no longer visible on
the Drive Rollers (DR).
Drive Rollers
Continued on next page.
DR
E