Automatic
mechanical
shut-off valve
Mechanical shut-off (MSO) valve
automatically shuts off filling of
reservoir without power applied to
system.
Shut off fill pump and relieve pressure
between fill pump and shut-off valve in
order to disconnect fill line safely.
Mechanical shut-off assembly (MSO)
Model 278768
1)
All ports are
1
/
in. NPTF.
2
2)
Apply two drops of commercially available medium grade thread locker 180° apart.
3)
Torque from 30 to 35 ft-lbs (41 to 47 Nm).
Keep pressure relief valve activated
until supply line pressure on gauge falls
below 200 psi (13 bar). Fill line can then
be removed at quick disconnect point.
B
1)
1)
B
Bare pump
assembly
Refer to manual 404543 for bare pump
assembly (16).
B–B
13
Fig. 8
75
76
77
78
79
80
81
82
2)
83
84
85
86
87
3)