Yamaha DT200L 1984-1988 Service Manual page 93

ENGINE ASSEMBLY AND ADJUSTMENT
ENG ^
/s in
Reed Valve
1. Install:
• Reed valve assembly
NOTE:
Tighten the reed valve holding bolts in stage, us-
ing a cnsscross pattern.
8 Nm (0. 8 m. kg. 5. 8 ft. Ib)
Power Valve
1. Apply:
• Molybdenum disulfide grease
To the 0-rings on the valve holders (Left
and right.)
2. Install:
• Half power valve (Left)
• Half power valve (Right) (2)
Insert the half valve with pliers.
3. Install:
• Hexagon socket head bolt
Hold the right end of the power valve with
pliers.
• Power valve holder (Left)
Socket Head Bolt:
6 Nm (0. 6 m. kg, 4. 3 ft. Ib)
Valve Holder (Left):
5 Nm (0. 5 m. kg, 3. 6 ft. Ib)
/(D
Cylinder
1. Install:
• Dowel pins
• Cylinder gasket (New gasket)
2. Offset the piston ring end gaps as shown.
1st ring
2nd ring
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