TM 5-3805-281-24-2
Hydraulic System
1--Plug
7--O-Ring
13--Plug
19--Plug
2--O-Ring
8--Plug
14--Valve
20--O-Ring
3--Spring
9--Plug
15--Valve
21--Plug
33
4--Check Valve
10--Check Valve
16--Check Valve
22--O-Ring
3360
5--Valve
11--Spring
17--Spring
23--Cap Screw (4 used)
117
6--Plug
12--O-Ring
18--Plug
24--O-Ring (2 used)
9. Check Valves: Remove plug and remove orifice
Install check valve (4) and spring (3). Install plugs (1)
and arm II power passage lift check valve (5) from
and tighten.
right control valve housing.
Boom I Power Passage Lift Check Valve and Arm II Neutral
Passage Lift Check Valve Plug--Specification
Remove plugs (1) and springs (3). Remove arm II
neutral passage lift check valve and boom I power
Torque................................................................... 245 Nm (181 lb-ft)
passage lift check valve (4).
10. Bucket Flow Control Poppet Valve: Remove cap
Remove plug (18). Remove spring (17) and boom
screw (23). Remove bucket flow control valve (14).
reduced leakage check valve (16).
Remove bucket flow control poppet valve (15).
Remove plug (13). Remove spring (11) and orifice
Install valve (15) and valve (14). Install cap screws
and bucket power passage lift check valve (10).
(23) and tighten.
Install check valve (16) and spring (17). Install plug
Bucket Flow Control Valve Cap Screw--Specification
(18) and tighten.
Torque....................................................................... 57 Nm (42 lb-ft)
Boom Reduced Leakage Check Valve Plug--Specification
Torque................................................................... 245 Nm (181 lb-ft)
Install check valve (10) and spring (11). Install plug
(13) and tighten.
Orifice and Bucket Power Passage Lift Check Valve Plug--
Specification
Torque....................................................................... 73 Nm (54 lb-ft)
Continued on next page
CED,OUOE026,13 1919JUN9817/21
19-146
