TM 9-4940-568-34
6-55
6-13. FIVE FUNCTION CONTROL VALVE MANIFOLD REPAIR
THIS TASK COVERS:
a. Disassembly
b. Assembly
INITIAL SETUP
Tools
Tool Kit, General Mechanic’s
(Item 67, Appendix F)
Shuttle valve tool (Appendix C)
Materials/Parts
Hydraulic oil (Item 16, Appendix B)
Packing, preformed (5) (Item 87, Appendix E)
Packing, preformed (4) (Item 90, Appendix E)
Packing, preformed (3) (Item 92, Appendix E)
Packing, preformed (10) (Item 115, Appendix E)
Backup ring (5) (Item 2, Appendix E)
Equipment Condition
Five function control valve removed
(para 3-33).
Electric solenoid valves removed (para 3-37).
Crane control valves removed (para 3-36).
Special Environmental Conditions
Cleanliness is extremely important when working
on hydraulic equipment. Clean all parts before
disassembly and work in a clean area.
a.
Disassembly
NOTE
When disassembling manifold,
tag all parts for location to
ensure correct assembly.
(1) Remove four plugs (1) and preformed
packings (2) from manifold (3). Discard
preformed packings.
(2) Remove three plugs (4) and preformed
packings (5) from manifold (3). Discard
preformed packings.
(3) Remove five plugs (6) and preformed
packings (7) from manifold (3). Discard
preformed packings.
(4) Using shuttle valve tool, remove five
shuttle valves (8) from manifold (3).
(5) Remove backup ring (9), and two
preformed packings (10) from five
shuttle valves (8). Discard backup rings
and preformed packings.
9
6
3
1
8
5
4
7
8
6
2
5
4
7
9
8
9
7
6
10
10
10
