10
2. DESCRIPTION OF MOTORCYCLE
The 250 c.c
is a solo motorcycle suitable for carrying one or two persons.
The power unit
is a two-stroke, air-cooled petrol engine with inverted scavenging.
The engine has a quiet run, well balanced within its extent of revolutions, without
vibration and is capable of lively acceleration.
The clutch
is a five-plate friction clutch, fitted with cork lined steel plates running
in an oil bath. Clutch control by hand lever fitted on L. H. side of the handlebars.
The gearbox
is of the four-speed type, forming with the crankcase a monoblock
engine unit.
The gear shifting
is foot operated by means of a lever located on the L. H. side of
the engine. When changing gear, the declutching is automatic.
Fig. 4
Induction silencer - sectional view
1. Induction silencer cover 5. Clamp
2. Air cleaner
6. Rubber sleeve
3. insert
7. Butterfly air-valve
4. Silencer body 8. Fastening strap
The starting of the engine
is foot operated by means of the same lever as gear
shifting and is effected by depressing the shaft and rotating the lever into the
starting vertical position. As soon
Summary of Contents for B
Page 2: ...2...
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Page 8: ...8 Fig 2 Engine 250 c c sectional view...
Page 9: ...9 Fig 3 Plan of the Motorcycle...
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Page 29: ...29 Fig 13 Removing the chain connecting link Fig 14 Adjusting the brake...
Page 47: ...47 Fig 28 Rear wheel sectional view...
Page 48: ...48 Fig 29 Front wheel sectional view...
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Page 64: ...64 Fig 42 Two stroke engine operation diagram...