Lull 1044C-54 Series II Service Manual - Manual (Page 83)

31200079 5-1
Section 5 — Supply, Pressure, and Return Hydraulics
General
Major System Components
Fig. 5-1: Major Hydraulic Components
General Description
(Ref. Fig. 5-1) The hydraulic system consists of the following circuits:
• Boom Extension (See Section 6)
• Boom Hoist (See Section 6)
• Carriage Tilt (See Section 6)
• Transfer Carriage (See Section 6)
• Frame Tilt (See Section 7)
• Auxiliary — 1st - Standard, 2nd - Optional (See Section 6)
• Steering
• Service Brakes (See Section 9)
• Rear Axle Oscillation Lock (See Section 6)
• Outriggers
K
109
9
Hydraulic
Pump
Hydraulic
Control
Valve
Hydraulic
Reservoir/
Fuel Tank
Hydraulic
Oil Return
Filter