TM 5-3805-280-24-2
Hydraulic System
0--Pump Regulator
--Flow Adjusting
24--Maximum Flow
38--Lock Washer (8 used)
2--Load Sleeve
Cartridge (Stop)
Adjusting Screw (Stop)
40--Air Bleed Plug
3--Load Spool
13--Load Adjusting Screw
27--Remote Control Sleeve
41--O-Ring
5--Cylinder
(Stop)
28--Remote Control Spool
43--Cap Screw (4 used)
6--Load Piston
14--O-Ring (3 used)
29--Minimum Flow
44--Lock Washer (4 used)
7--O-Ring
15--O-Ring (2 used)
Adjusting Screw
47--Outer Spring
8--Backup Ring
16--Nut (2 used)
34--Nut
48--Inner Spring
9--O-Ring
17--Nut (2 used)
35--End Plate
49--Spring
12--Load Adjusting
20--Piston
36--Cover
Cartridge (Stop)
21--Cylinder
37--Cap Screw (8 used)
plate (35) and cover (36) will required
CAUTION: The hydraulic oil tank is
the adjustment of pump regulators.
pressurized. High pressure release of oil
Only remove parts from end plate
from pressurized system can cause serious
and cover if replacement is
burns or penetrating injury. Release
necessary.
pressure from tank by loosening vent plug. It
is not necessary to remove vent plug.
4. Remove the end plate (35) and cover (36) with the
adjusting screws and cartridges installed.
1. Loosen vent plug to release air pressure in
hydraulic oil tank
5. Repair or replace parts as necessary.
2. Pull a vacuum in hydraulic oil tank using a vacuum
6. Install end plate.
pump or drain hydraulic oil tank. Approximate oil
capacity is 148 L (39 gal).
7. Tighten cap screws (37).
3. Remove cap screw (43) to remove pump regulator
End Plate and Cover-to-Housing Cap Screw--Specification
(0).
Torque................................................................. 19.8 Nm (180 lb-in.)
IMPORTANT: Removal of adjusting screws (13, 24
and 29) and cartridges (12) from end
TX,33,UU3785
1921SEP982/3
Continued on next page
33
3360
51
21-89
