Hawk Industries Hawkjaw Jr. Manual 65K-2GJR Serial Numbers 10 to 20 - Manual (Page 50)

50 Maintenance & Repair
TGP TC
Changing the Torque Cylinder
1. Pull out the Bottom Grip
Cylinder Cap side Pin (BCP).
2. Pivot the Bottom Grip Cylinder
(BC) away from the Torque
cylinder Rod side hose (RH).
3. Use the 1" and 15/16" wrench to
slowly loosen the Cap side Hose
(CH). Check for fluid flow.
Bleed any pressure. Remove the
Cap side Hose (CH).
Torque Cylinder
Initial Steps
Changing All Other Spinner Parts
BCP BC CH RH
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. Press the E-Stop (E) button on the
right control handle.
5. Disconnect the Air power supply.
6. Assume that there is still a load on
every actuator. Proceed with
caution.