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MINOR SERVICJE AND A.DJUSTMENTS
which is now held out by the smartly running engine. Screw in the thrust
" D " until no free movement or slack is apparent on lever " F," then give
the screw " D " two further complete turns inwards, and lock with nut
" C." Reconnect rod " R " (Fig. 15 ), screw spring " C "right up and slacken
hack two clicks.
To adjust slow running, if not now correct, shorten rod " R " (Fig. 15)
by slackening locknut "N." Screw rod " R" into joint "A" until the
required setting, about 600 r.p.m., is achieved and tighten locknut" N."
See that the governor to throttle rod ball joint "A" (Fig. 15) is free
from dirt.
FIG. 15
Manifold
Remove carbon from the hot spot chamber after withdrawing the
four setscrews and removirg the
cover plate. See that the gasket is
intact before replacing the plate.
Valve Clearances
Inlet 0·015in.; Exhaust 0·022in.
Sta�ing at the front of the engine,
the inlet valves are Nos. 2, 3, 6 and
7 and the exhaust valves Nos. 1, 4,
5 and 8.
A djustment is made by turning
the adjusting screw on each valve
rocker in or out until the desired
clearance is obtained. (See Fig. 18.)
The adjusting screw is finally locked
by tightening the locknut down on
to the face of the rocker.
FIG. 16
PAGE 29