TM 5-4310-227-15
Note. Inspect the condition of the bear-
(3) Remove the pipe plug (12) from the
ing ball seat prior to removal. Do not
threaded hole in the side of the oil
remove the seat unless it is damaged or
pump body; then remove the outlet
worn (c (3) below).
compression spring (13 ) and bearing
(6) Remove the expansion plug (11) from
ball (5) from the same hole.
the top of the outlet spray nozzle on
(4) Remove the pipe plug (14) from the
the oil pump body (3).
threaded hole in the bottom of the oil
pump body.
Note. This plug should not be removed
(5) Using a suitable arbor press, remove
unless damaged or if the outlet spiny noz-
the ball seat (4) from the seat bore in
zle is excessively clogged and cannot be
the oil pump body.
properly cleaned with the plug installed.
4-23
