TM 5-3805-280-24-2
Hydraulic System
Right Rear
1--Left Control Valve--
71--Boom II Valve
91--Speed Sensing
97--Arm II Power and
5-Spool
72--Arm I Valve
Solenoid Valve
Neutral Passage
2--Right Control Valve--
73--Swing Valve
92--Arm Regenerative
Check Valves and
4-Spool
85--Arm Regenerative
Solenoid Valve
Restriction Orifice
57--System Relief Valve
Valve
93--Flow Combiner Valve
98--Front Pump Control
63--Solenoid Valve
86--Arm II to Arm I Neutral
94--Bucket Flow Control
Valve
Manifold
Passage Check Valve
Valve
99--Filter and Orifice for
64--Arm II Valve
87--Boom Up Circuit Relief
95--Bucket Check Valve
Pilot Pressure to Front
33
65--Boom I Valve
Valve
(Lift Check)
Pump Control Valve
3360
66--Boom Reduced
88--Bucket Dump Circuit
96--Boom I Power and
105--Oil Cooler bypass
96
Leakage Valve
Relief Valve
Neutral Passage
Valve
67--Bucket Valve
89--Power Boost Solenoid
Check Valves (Lift
68--Right Propel Valve
Valve
Checks)
69--Left Propel Valve
90--Propel Speed Change
70--Auxiliary Valve
Solenoid Valve
Continued on next page
TX,33,UU4003
1921SEP983/17
21-130