TM 5-3895-373-34
B.
DISASSEMBLE Continued.
2.
DISASSEMBLE AUXILIARY VIBRATION PUMP.
Do not clamp vise jaws against pump
housing (17).
Clamping
against
pump housing walls can deform
internal
cavities
and
cause
permanent damage to the auxiliary
vibration pump.
a.
Clamp auxiliary vibration pump in vise jaw caps
of bench vise. Clamp across side walls of rear
cover (18).
Remove socket head cap screws (19)
b.
Remove auxiliary vibration pump from bench
vise and place pump on its side.
c.
Separate front flange (20), pump housing (17),
and rear cover (18).
Use caution when removing packing
retainers and preformed packings.
Scratched or dented seal grooves can
cause bypass leakage. Do not use
excessive
force
when
removing
packing
retainers
and
preformed
packings. Use an o-ring tool to
remove packing retainers and
preformed packings.
d.
Use an o-ring tool to remove expansion rings (21
and 22)seal (23), preformed packings (24) and
seal (25). Discard expansion rings, seals, and
preformed packings.
e.
Remove guide pins (26).
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