TM 5-3805-255-14
0121
DISASSEMBLY CONTINUED
WARNING
Exert pressure against plunger pin as it disengages plunger and release spring tension
slowly. Failure to follow this warning may result in injury to personnel.
22. Remove plunger pin (Figure 12, Item 5), spring (Figure 12, Item 4), spring seat (Figure 12, Item 3), and seal
plate (Figure 12, Item 1) from plunger (Figure 12, Item 2).
Figure 12. Plunger Disassembly.
0121
23. Repeat step 22 to remove bucket plunger.
24. Disassemble main relief valve (Figure 13, Item 1) as follows:
a. Loosen and remove acorn nut (Figure 13, Item 13) and washer (Figure 13, Item 11).
b. Remove jamnut (Figure 13, Item 12), washer (Figure 13, Item 11), and screw (Figure 13, Item 10).
c.
Slide spring (Figure 13, Item 9) and poppet (Figure 13, Item 8) from plug (Figure 13, Item 7).
d. Remove plug (Figure 13, Item 7).
e. Remove and discard O-rings (Figure 13, Items 4 and 6) and backup ring (Figure 13, Item 5) from plug
(Figure 13, Item 7).
f.
Slide spring (Figure 13, Item 3), piston (Figure 13, Item 2), and poppet (Figure 13, Item 15) from sleeve
(Figure 13, Item 14).
g. Remove and discard O-ring (Figure 13, Item 4) and backup ring (Figure 13, Item 5) from poppet (Figure
13, Item 15).
h. Tap sleeve (Figure 13, Item 14) from valve body (Figure 13, Item 1).
0121-8
