TM 5-4310-376-14
5-12. PISTON AND ROD ASSEMBLY - Continued
LOCATION/lTEM
REMARKS
ACTION
INSTALLATION (Cont'd)
2 . P i s t o n / C o n - a . Place a pin lock in groove on one side
of piston.
necting rod
b. Position connecting rod from opposite
side of piston, insert piston pin until
it stops against the pin lock.
c. Use needle nose pliers and install pin
lock in recessed groove of piston.
d. Be sure locks are firmly set in grooves.
3. Piston
The piston has a notch in the
head. Notch must face flywheel
side when installed. Do not at-
tempt to install piston and rod
without ring compressor.
a. Install a piston ring compressor on
piston and push piston and connect-
ing rod into cylinder bore until pis-
ton head leaves piston ring compres-
sor and reaches a point slightly be-
low top of cylinder bore.
Be sure to guide connecting rod down through cylinder
bore to avoid damaging crankpin journal.
b. Oil crankshaft journal, turn crankshaft
to bottom of its stroke, then push piston
all the way down until connecting rod
bearing surface seats on crankshaft jour-
nal.
c. Assemble rod cap, capscrews, lock plate,
and oil dipper. Rod cap will fit only in
one position. Use care to insure proper
installation.
5-33
