TM 5-5420-227-24
MASTER RELIEF VALVE (RV1) CARTRIDGE REPLACEMENT (Sheet 1 of 1)
TOOLS:
1-1/8 in. open end wrench
Rags (Item 12, Appendix D)
SUPPLIES:
Packing
REFERENCE:
Drain hydraulic reservoir (page 3-68)
PRELIMINARY PROCEDURE:
REMOVAL:
NOTE
Use rags to catch excess hydraulic fluid.
1.
Using wrench, remove cartridge (A)
from master relief valve (B).
2.
Remove packing (C) from cartridge (A).
Throw packing away.
INSTALLATION:
1.
Install new packing (C) on cartridge (A).
Using wrench, install cartridge (A) into master relief valve (B).
2.
3. Refill hydraulic reservoir (LO 5-5420-226-12).
4.
Bleed hydraulic system (page 3-66).
5.
Check for hydraulic leaks and correct as necessary.
6. Refill hydraulic reservoir (LO 5-5420-226-12)
7. Adjust relief valve pressure (page 3-70).
TA170293
End of Task
3-67