TM-9-2320-272-23-4
TRUCK, 5-TON, 6X6, M939, M939A1, AND M939A2 SERIES TRUCKS (DIESEL)
TECHNICAL MANUAL; FIELD MAINTENANCE MANUAL; VOLUME 4 OF 5
SEPTEMBER 2012
TM-9-2320-272-23-4 - Page 923 of 1393
DISASSEMBLY - Continued
12.
Using seal retainer remover and replacer (Figure 7, Item 22), remove retainer (Figure 7, Item 19), seal
(Figure
7,
Item
20), and o-ring (Figure 7, Item 21) from crane control valve (Figure 7, Item 3). Discard seal
and o-ring.
13.
Remove two check valve caps (Figure 7, Item 8), springs (Figure 7, Item 11), and poppets (Figure 7, Item 12)
from crane control valve (Figure 7, Item 3).
14.
Remove backup ring (Figure 7, Item 10), o-ring (Figure 7, Item 9), backup ring (Figure 7, Items 1 and 4), backup
ring (Figure 7, Item 5), o-ring (Figure 7, Item 6), and o-ring (Figure 7, Item 7) from each check valve cap
(Figure
7,
Item
8). Discard backup rings and o-rings.
15.
Remove relief valve (Figure 7, Item 18) from crane control valve (Figure 7, Item 3). Discard relief valve.
16.
Remove seat retainer plug (Figure 7, Item 13), drain sleeve (Figure 7, Item 5), and seat retainer
(Figure
7,
Item
15) from crane control valve (Figure 7, Item 3). Discard seat retainer.
17.
Remove poppet spring (Figure 7, Item 17) and poppet assembly (Figure 7, Item 16) from crane control valve
(Figure 7, Item 3). Discard poppet assembly and poppet spring.
TM 9-2320-272-23-4
0698
0698-8
Back to Top
