Generac Power Systems TXP - Manual (Page 67)

INSTALL INTAKE VALVE AND STEM SEAL
Place seal and seal retainer wash­
er in valve chamber. Lightly oil
Intake Valve stem and guide, then
install valve stem through guide.
Insert end of valve stem through
the stem seal and seal retainer
washer. As you slowly push the
valve stem through the seal, rotate
the valve to prevent damage to seal.
Place the valve spring and retainer
into valve spring compressor. Comp­
ress spring until solid. (Make sure
large diameter of spring retainer
is away from valve chamber front.)
Insert the compressed spring and
retainer into valve chamber, then
open spring compressor about 3/8 to
1/2 inch. Push valve in and press
seal and retainer further onto valve
stem at same time. Drop the valve stem
through the larger area of the retain­
er slot. Move compressor to center the **■
small area of valve retainer slot onto
the valve spring shoulder. Release the
spring tension and remove the compres­
sor.
)J
SEAL
SLIDE STEM
THROUGH SEAL
' /
PUSH
SPRIHC
DOWN
OVER
VALVE STEkUl
COMPRESSOR I
INSTALL EXHAUST VALVE AND RETAINER
Install Valve spring and retainer
into valve spring compressor and
compress spring all the way. Then
insert the compressed spring and
retainer into valve chamber. Push
valve into place and slide stem
through retainer. Hold the spring
toward the. cylinder head and posi­
tion valve so it is fully seated.
Insert collars into valve, stem
groove (grease may be used). Lower
the spring until the retainer is
around collars, then remove valve
spring compressor. MAKE. SURE BOTH
COLLAR HALVES ARE IN PLACE.
8.4