TM 5-4310-227-15
(3) Free the plunger pin (13) from the
and capscrews (19). Torque the cap-
screws to a value of 7 to 9 foot-
push rod cap (11) and remove the
plunger pin and cap.
pounds.
(2) Install the engine (para 3-61).
Note. The plunger pin is seated firmly
(3) Lubricate the engine in accordance
in the base of the cap and will not
with the lubrication order.
drop out unless excessively worn. A slight
pull downward on the plunger pin will
free it from the cap.
b. Disassembly.
a. Removal.
(1) R e m o v e t h e s t r a i n e r ( 1 5 , f i g . 4 - 9 )
(1) Remove the engine base (para 4-27).
from the oil pump body (3).
(2) Remove the two bolts (8, fig. 4-8)
(2) Remove the plunger (8), compress-
and lockwashers (9) that secure the
ion spring (7), check ball retainer
oil pump (10) in the lower part of
(6), and bearing ball (5) from the
cylinder and crankcase assembly (7)
bore in the top of the oil pump body.
and remove the oil pump.
