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XLB-4725A
4-20
A1
LOWER BOOM
LIFT CYLINDER
BOOM ROTATION
GEAR MOTOR
UPPER BOOM
LIFT CYLINDER
PROP.
VALVE
B1
A3 B3
HYDRAULIC MANIFOLD
FILTER
HYDRAULIC
PUMP
A2 B2
TP
Figure 4-13. Gas Model Hydraulic Diagram