TM 9-2330-388-14
(3) Remove cotter pin (12) and clevis pin (13)
gaskets.
that secures offset link (2) to handle (1). Remove offset
(5) When replacing O-rings, coat with food
link (2).
grade lubricant to facilitate installation.
(6) Coat all male threaded pipe fittings with
(5) Reassemble by reversing steps (1) through
antiseize tape (item 27, Appendix E) before installation.
(4).
(7) Following the replacement of any unit, test
for leaks and correct if leaks are evident.
f.
Installation
(8) When installing split couplings and gaskets,
follow procedure below. fig. NO TAG
a. Lubricate complete gasket with food-grade
(1) Mount emergency valve control in place
sealant.
using two nuts and screws.
b. Slide gasket onto one pipe end. Ensure
(2) Reconnect the cables and adjust (step c).
that gasket lip does not overhang pipe end.
c. Align and bring the two pipe ends together
4-35.
General Instructions for Removal of Pipes
and slide gasket into position centered between the
and Valves
grooves on each pipe end.
d. Assemble the coupling, being sure edges of
WARNING
coupling drop securely into grooves. Squeeze housing
Read and observe all safety precautions
tight with hands to further center the gasket and seat the
listed in the Warning Summary before
housing.
performing maintenance on dispensing
equipment.
WARNING
Uneven tightening of nuts may cause gasket
(1) Close emergency valve.
to pinch.
(2) Open discharge valve and drain water from
path of emergency valve through discharge valve.
e. Install coupling bolts and tighten nuts finger
(3) Consider the size and weight of the unit to
tight. Tighten the nuts uniformly until coupling halves are
be removed and provide support.
firmly together: metal-to-metal. Tighten nuts to torque
(4) Loosen or remove any item necessary to
specified.
allow removal of the unit. In some instances when
removing valves, piping may have to be loosened at
different places to make it easy to remove valve and
4-97