TM 9-2320-279-20-3
25-54
Change 4
M978 Tanker Maintenance Instructions (Cont)
25-11. TANKER PIPING REMOVAL/INSTALLATION (CONT).
e. Tanker Piping.
NOTE
Refer to Table 25-2 and Figure 25-6 for location of specific piping sections.
Table 25- 2. Tanker Piping
Pipe
No.
From
To
Refer
To
Fig-
ure
Equipment
Condition
TM or Para
Condition Description
1
V17 GRAVITY
VALVE (A)
Emergency Valve
Outlet Piping (B)
25-6
TM 9-2320-279-10 V3 Suction Valve
Closed
TM 9-2320-279-10 MC MANUAL CON-
TROL EM VALVE Le-
ver Full Forward
Para 25-30
V17 GRAVITY VALVE
Removed
Para 23-4
Filter-Separator
Removed
2
Gravity Discharge
Piping (C)
AUXILIARY PUMP
(D)/V4
Bypass/Pressure
Relief Valve (E)
25-6
NOTE
New style V1 emergency valve is 0.380 in (9.6 mm) shorter than old
style V1 emergency valve. When replacing old style valve with new
style valve, pipe assembly must also be replaced.
3
V1 Emergency Valve
(F)
Line Strainer (G)/V3
Suction Line Valve
(H)
25-6
TM 9-2320-270-10
V3 Suction Valve
Closed
TM 9-2320-279-10
MC MANUAL CON-
TROL EM VALVE
Lever full Forward,
Down, and Closed
4
V3 Suction Line
Valve (H)
Primary Pump (I)
25-6
TM 9-2320-279-10
V3 Suction Valve
Closed
TM 9-2320-279-10
MC MANUAL CON-
TROL EM VALVE
Lever Full Forward,
Down, and Closed
5
Primary Pump (I)
Flow Limiting Valve
(J)
25-6
Para 23-4
Filter-Separator
Removed
6
Flow Limiting Valve
Piping (K)
V4 Bypass/Pressure
Relief Valve (E)/V16
AUXILIARY PUMP
CHECK VALVE (L)
25-6
Para 23-4
Filter-Separator
Removed
7
V16 AUXILIARY
PUMP CHECK
VALVE (L)
AUXILIARY PUMP
(D)
25-6
Para 25-29
V16 AUXILIARY
PUMP CHECK
VALVE Removed
