Assemble Piston Rings To Piston - Generac Power Systems GTV99O Service Manual

SECTION 12: PISTON, RINGS & CONNECTING ROD INSPECTION & ASSEMBLY
ASSEMBLE PISTON RINGS TO PISTON
Install piston ringsusing ngexpanderwhen installingcenter
and top compression rings,
1. Installoilringexpander
a. Install lower scraper ring,
a.lnstall upper scraper ring-
2, Install center compression ring with chamfer up.
3. Install top compression rlng-
Note:Top compression ng may be installed with eithet
Fiourc 12-& Assenble *l Rod And Piston
Figurc 12-9. Assenble S2 Rod And Pinon
TOP COMPAESSION R]NG
/CENTEF COMPF€SSION FING
Figurc t2-10. Piston Ring lnstallatton
12-3