Generac Power Systems TXP - Manual (Page 73)

ASSEMBLE PISTON AND CONNECTING ROD
Place a piston pin lock into the
groove at one side of piston. In­
sert piston pin from opposite
side of piston, through rod, unt­
il it is stopped by the pin lock.
Install second piston pin lock.
Make sure locks are firmly set
into grooves. Oil holes in conn­
ecting rods must face as shown at
right.
ASSEMBLE RINGS TO PISTON
Correct piston ring positioning is
shown at right. An expander goes
under the oil ring. The dot on the
second compression ring must face
direction shown.
INSTALL PISTON AND
CONNECTING ROD
Oil the rings and the piston skirt.
Use ring compressor to compress the
rings as shown at right.
Turn the piston and ring compressor
upside down on a clean, flat bench.
Push piston downward until compres­
sor is flush with piston head. Draw
compressor tight, then loosen slig­
htly. Notch on piston must face the
fly^eel side of cylinder when in­
stalled, as shown at right.
PROJECTIONS
OIL HOLE IN
CONNECTING ROD
Rotate crankshaft so that the journal is all the way down. Clean and
oil cylinder bore. Carefully push the piston into cylinder bore, Wlien
all rings are captured by the cylinder bore, remove ring compressor.
Issued 3-78 10,3