Lull 944E-42 Operation Manual - Manual (Page 101)

Emergency Operations
99 Model 944E Origin 3/04
In any case of hydraulic line failure, it is critical to correctly identify which hydraulic
line has failed. Identify the hydraulic line that has failed and use the table on
page 100 to determine which Step to follow to retract and lower the boom. The
hydraulic lines are:
ï Boom Extend Line - Extend Cylinder to Block (1)
ï Boom Retract Line - Extend Cylinder to Block (2)
ï Boom Extend Line - Block to Frame Bulkhead (3)
ï Boom Retract Line - Block to Frame Bulkhead (4)
ï Boom Lower Line - Lift Cylinder to Block (5)
ï Boom Lift Line - Lift Cylinder to Block (6)
ï Boom Lower Line - Block to Frame Bulkhead (7)
ï Boom Lift Line - Block to Frame Bulkhead (8)
OU1060
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