TM 5-5420-228-24
OVERHEAD CYLINDER RELIEF VALVES (RV3 and RV9) CARTRIDGE REPLACEMENT
(Sheet 1 of 1)
TOOLS:
1-1/8 in. open end wrench
SUPPLIES:
Rags (Item 12, Appendix D)
R e f o r m e d packing
Remove overhead cylinder armor (page 3-223)
Relieve hydraulic pressure (page 3-71)
1.
Using wrench, remove cartridge (C) from relief valve (RV3) (A) or (RV9) (B).
2.
Remove preformed packing (D) from cartridge (C). Throw preformed packing away.
INSTALLATION:
1.
Install new preformed packing (D) on cartridge (C).
2.
Using wrench, install cartridge (C) into relief valve (RV3) (A) or (RV9) (B).
Adjust relief valve pressure (RV3) (page 3-81), (RV9) (page 3-82).
3.
4.
Install overhead cylinder armor (page 3-224).
TA251478
End of Task