Cylinder Head And Cylinder Installation - Yamaha SRX700D Service Manual

CYLINDER HEAD AND CYLINDER
INSTALLATION
1. Install:
•
•
NOTE:
•
Place the reed valve 1 with its concave surface
facing toward the reed valve seat 2.
•
Fit the reed valve stopper cut a into the corre-
sponding cut b on the reed valve.
SDN5270
2. Tighten:
•
NOTE:
Tighten each screw gradually to avoid warping.
SDN5280
3. Install:
•
NOTE:
Install the gasket so that the projection a is
positioned as seen from the intake side in the
illustration.
4. Install:
a
•
SDN5290
•
•
•
•
NOTE:
•
The arrow a on the piston must point toward to
the front of the engine.
•
Before installing the piston pin clip, cover the
crankcase with a clean rag so that you do not
SDN5300
accidentally drop the pin clip and other material
into the crankcase.
•
Position each piston very carefully in its origi-
nal place.
CAUTION:
•
Always use new piston pin clips.
•
Do not allow the clip gap to align with the
piston pin slot.
SDN5310
5-15
ENG
Reed valves
Reed valve stoppers
Screws (reed valve) 1
Screws (reed valve) 1:
1 Nm (0.1 m • kg, 0.7 ft • lb)
LOCTITE ®
Gasket (read valve)
Small end bearing
Piston
Piston pin
Piston pin clip
Piston rings