TM 5-5420-227-24
OVERHEAD CYLINDER RELIEF VALVES (RV3 and RV9) CARTRlDGE REPLACEMENT
(Sheet 1 of 1 )
TOOLS:
1-1/8 in. open end wrench
SUPPLIES:
Rags (Item 12, Appendix D)
Packing
PRELIMINARY PROCEDURES:
Remove overhead cylinder armor (page 3-217)
Relieve hydraulic pressure (page 3-65)
RV3 (A) and RV9 (B) have identical
configuration.
Use the same procedure
for both cartridges.
NOTE
Use rags to catch excess hydraulic
fluid.
1.
Using wrench, remove cartridge (C) from relief valve (RV3) (A) or (RV9) (B).
2.
Remove packing (D) from cartridge (C). Throw packing away.
INSTALLATION:
Install new packing (D) on cartridge (C).
1.
2.
Using wrench, install cartridge (C) into relief valve (RV3) (A) or (RV9) (B).
3.
Adjust relief valve pressure (RV3) (page 3-75), (RV9) (page 3-76).
4.
Install overhead cylinder armor (page 3-218).
TA170300
End of Task
3-74