PREPARE TOWING DEVICE - Continued
11. Using remote control box or valve control levers, MAST RETRACT (16) to lower mast until
arrow (22) is approximately 4 inches (101.6 mm) below frame (23). This will ensure the mast
is in track.
Figure 39. Mast Alignment
Clevises must be installed in mast assembly to prevent mast assembly from
disengaging from track. Failure to comply may cause injury or death to personnel
or damage to equipment.
Never walk under Booms during any operation. Failure to comply may cause
injury or death to personnel.
12. Install two clevises (24) onto mast assembly (25) and secure with clevis pins (26) and spring pins (27).
13. Using remote control box or valve control levers, BOOM EXTEND (16) to lower boom approximately
parallel to ground. Hydraulic pressure gauge should read 300-800 psi. If adjustment is needed, refer
14. MAST RETRACT (16) to lower boom to approximately 0.5 inch (12.7 mm) from ground.
Figure 40. Clevis, Valve, and Boom Clearance
END OF WORK PACKAGE