TM 5-3805-280-24-2
Hydraulic System
2. Disconnect lines (A--D).
3. Remove cap screws (H) to remove pilot pressure
regulating valve and pilot filter.
4. Replace parts as necessary.
5. Install cap screws (J).
Housing-to-Filter Head Cap Screw--Specification
Torque .......................................................................... 20 Nm (175 lb-in.)
6. Install new pilot filter element.
Pilot Filter Element Housing-to-Filter Head--Specification
Torque .......................................................................... 25 Nm (220 lb-in.)
7. Install cap screws (H).
Filter Head-to-Support Cap Screw--Specification
Torque ............................................................................. 49 Nm (36 lb-ft)
8. Connect lines.
9. Do Pilot Pressure Regulating Valve Test and
Adjustment to check pressure setting. (See procedure
in Group 9025-25.)
A--To Pilot Shut-Off Valve Line
B--To Hydraulic Oil Tank Return Manifold Line
C--To Right Control Valve Line
D--From Pilot Pump Line
33
E--Filter Head
3360
F--Pilot Pressure Regulating Valve Housing
57
G--Pilot Filter
H--Cap Screw and Lock Washer (2 used)
I--Plug
J--Cap Screw (4 used)
TX,33,GG2389 1921SEP982/2
21-95
