Hawk Industries Hawkjaw Sr. 100K-2GSR M100K Serial Numbers 141 to 200 - Manual (Page 64)

Initial Steps
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. Push in the “E” stop (E).
6. Assume that there is still a load
on every actuator. Proceed with
caution.
Bottom Grip Cylinder
1. Use the Two 11/16” wrenches to
slowly loosen the Rod side Hose
(RH).
Check for fluid flow.
Bleed any pressure. Disconnect
the Rod side Hose (RH).
2. Use the Two 11/16” wrenches to
slowly loosen the Cap side Hose
(CH).
Check for fluid flow.
Bleed any pressure. Disconnect
the Cap side Hose (CH).
62 Maintenance & Repair
Changing the Grip Cylinder
E
CH RH
Changing the Grip Cylinder