TM 5-3895-379-23-1
0209
REVERSE MAIN RELIEF VALVE PRESSURE TEST - Continued
12.
Tighten setscrew (Figure 2, Item 1) on needle valve thumbscrew (Figure 2, Item 2).
NOTE
Minimum low pressure is 6,327 psi (43,623 kPa).
13.
If minimum low pressure is not obtainable, there is too much leakage in the internal circuit.
END OF TASK
FORWARD MAIN RELIEF VALVE PRESSURE TEST
1.
Place propel control lever in NEUTRAL (TM 5-3895-379-10).
2.
Loosen setscrew (Figure 4, Item 1) and turn needle valve thumbscrew (Figure 4, Item 2) fully clockwise to
close the valve.
3.
Check pressure at pressure tap (Figure 4, Item 7).
3
4, 5
6
8
1, 2
7
M1190SWR
Figure 4. Valve Tests and Adjustments.
03/15/2011Rel(1.8)root(maintwp)wpno(M00147)