Lull 1044C-54 Series II Service Manual User Manual
Page 371
Outriggers
31200079
10-7
Overhaul
Outrigger Cylinders
Fig. 10-5: Outrigger Cylinder Assembly
(Ref. Fig. 10-4) The following procedure describes removal of the outrigger
cylinders.
1. Mount or support the cylinder vertically with the rod end down.
Hydraulic oil in cylinder will drain out during disassembly. Place a
suitable pan or tray under the cylinder.
2. Remove the differential pressure switch (Item 6) from the cylinder
manifold block.
3. For models with an O-ring plug (Item 5), remove the plug.
4. Release pressure in each cylinder as follows:
WARNING: The counterbalance valve cartridge traps hydraulic pressure
in the cylinder. Wear proper eye and hand protection when
removing counterbalance valve cartridges. Hydraulic fluid
under pressure can be injected under skin or into eyes,
resulting in serious personal injury or death.
12
14
13
12
15
17
16
11
10
9
8
7
6
5
4
3
2
1
4
MV0680
#
Description
1
Grease Fitting
2
Grease Fitting Cover
3
Counterbalance Valve Cartridge
4
Bushing
5
O-ring Plug
6
Differential Pressure Switch
7
Elbow
8
Counterbalance Valve Cartridge
9
Cylinder Barrel
#
Description
10 Rod Bearing Nut
11 Piston
12 Bushing
13 Grease Fitting
14 Grease Fitting Cover
15 Rod
16 Head
17 Setscrew
18