TM 5-3805-280-24-2
Hydraulic System
DISASSEMBLE AND ASSEMBLE SWING
MOTOR MAKE-UP AND CROSSOVER RELIEF
VALVES
1. Disassemble make-up valves (A); remove parts (B--E).
2. Remove crossover relief valves (F).
3. Replace parts as necessary.
4. Install parts (B--E). Tighten plug (D).
Make-Up Valve Plug-to-Housing--Specification
A--Make-Up Valve (2 used)
B--Poppet
Torque ......................................................................... 330 Nm (245 lb-ft)
C--Spring
D--Plug
5. Install crossover relief valves (F). Tighten valves.
E--O-Ring
F--Crossover Relief Valve (2 used)
Crossover Relief Valve-to-Housing--Specification
Torque ......................................................................... 176 Nm (130 lb-ft)
TX,43,UU3749
1923SEP981/3
6. Take dimension (A) and record for assembly.
A--Dimension
Continued on next page
TX,43,UU3749
1923SEP982/3
43
4360
17
22-52
