Hawk Industries Hawkjaw Sr. Manual 100K-2GSR Serial Numbers 121 to 140 - Manual (Page 66)

Initial Steps
1. Make sure the HawkJaw is off the
drill pipe connection and in the
rest position on the derrick.
2. Use Raise (R) to raise the
HawkJaw 3"-5" inches off the
derrick floor.
3. Shut down the Hydraulic power
unit.
4. Press the Grip button
repeatedly to bleed hydraulic
pressure.
5. Disconnect the Air power supply.
6. Push in the “E” stop (E).
7. Assume that there is still a load
on every actuator. Proceed with
caution.
Air Logic System and Main
Block
1. Use the 7/8" wrench to remove
the Main Block Housing Cover
Plate Bolts (B) on each side.
2. Remove the Main Block
Housing Cover Plate (CP) to
expose the Main Manifold (M).
E
R
Maintenance & Repair 65
Main Hydraulic Block Fitting and Hose Access
M