Rarely is it necessary to remove the gearbox to cure jumping out of gear, nature problems can almost always be rectified by a careful adjustment of the selection mechanism, installing the pawl carrier centralizing afternoon Group, one piece of the lever footchange or new selector pawl spring. The box should be removed, however, to divide the crankcase, but the new seals can be installed without disturbing the internal parts. Both labels are identical, the pattern of synthetic rubber spring loaded and equipped with dock and lip inwards. Access to the gearbox is gained by removing the clutch unit, dynamo and kickstart cover. This exposes the left side of the cover plate gearbox (fig. 9) and on the right side of the ratchet parts kick starter shaft is pulled after removal of snap ring. After unscrewing the eight setscreews retention (blocked by washing tab) the cover is released by a tap with a mallet of copper at the right end of the clutch shaft. The plate is removed complete with shaft constant mesh gear and and this exposes the other gears still held by teh camplate spindle. A large screwdriver is as necessary to unscrew this part (usually punchlocked) from the top of the driveside crankcase and hit 1/4in. B.S.W. end to facilitate removal. Internal parts now gearbox can be drawn with the exception of the drive shaft, the third pinion gear can be examined in situ.the group went into the gearbox shell. Check the indicator lever returns to the lower gear position before the camplate is completely pushed inwards replace camplate head and complete the assembly of the box in the reverse order of removal.
Rounding dog clutch teeth not matter as long as the gearbox is not affected, but the gears with finely chopped or chipped teeth should be replaced. Side Clearance exceed.010in forks should not. selector pin and must be renewed or delivered the forks when they wear flats more than 0.005 inch deep. A camplate be renewed when the space between the slots and selector pins exceeds 0.020 inch bezels game can be absorbed by the wedges.
To reassemble the gear train is coupled into the bank with a right gear and the large pinion away from theoperator. In the intermediate shaft mounting order by the number of teeth of each of the four wheels is 29, 23, 18, and 27, the two intermediate gears which is embraced by the selector fork grooving. The camplate is placed on the forks with the notch in bottom gear in line with the selection bar and close the assembler and
With the exception of the gearbox, virtually all of the above is equally applicable to the 500c.c. machine. The idler gear drives the dynamo which touches the sprocket removed with the extractor is shown in Fig. 10. Note that in 500c.c. models of the slot in the ventilation shaft facing forward, but on the downside. Chain one link row has a primary spring, but the damper is identical to that used in 1000 cc models, it is, however, a spacer behind the sprocket
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