TM 5-5420-227-24
TONGUE CYLINDER RELIEF VALVE (RV4) CARTRIDGE REPLACEMENT (Sheet 1 of 1)
1-1/8 in. open end wrench
TOOLS:
Rags (Item 12, Appendix D)
SUPPLIES:
Packing
Remove tongue cylinder armor (page 3-226)
PRELIMINARY PROCEDURES:
Relieve hydraulic pressure (page 3-65)
REMOVAL:
NOTE
Use rags to catch excess hydraulic
fluid.
Using wrench, remove cartridge
1.
(A) from relief valve (B).
Remove packing (C) from cartridge (A). Throw packing away.
2.
INSTALLATION:
1.
Install new packing (C) on cartridge (A).
Using wrench, install cartridge (A) into relief valve (B).
2.
Adjust relief valve pressure (page 3-78).
3.
4.
Install tongue cylinder armor (page 3-227).
TA170303
End of Task
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