5-16
POWR
E
SERVICE POINTS
YPVS valve inspection
1. Eliminate:
●
Carbon deposits
(with a rounded scraper
1
)
CAUTION:
Do not use a sharp instrument to avoid
damaging or scratching the surfaces.
2. Inspect:
●
YPVS valve assembly
Crack/damage/wear
→
Replace.
YPVS valve installation
1. Install:
●
Oil seal
Distance
a
:
1.0–1.5 mm (0.04–0.06 in)
YPVS