Sunbeam ALPINE I SERIES: APLINE II SERIES, Workshop Manual

Page: 121 / 413

WSM.124
Sec. D. (Clutch & Prop. Shaft)
by-pass port, due either to the hole being covered
by the main cup as a result of incorrect pedal adjust­
ment, or to the holes being choked by foreign
matter, pressure will build up in the system. In
order that the rubber cup shall not tend to be
drawn into the holes in the piston head, a piston
washer (9) is interposed between the two parts; it
Is important that this washer be assembled as shown
on the illustration.
To remove (Fig. 2)
Disconnect the pressure pipe (75) from the
cylinder barrel, and the clevis pin (73) from the
clutch pedal. Remove the fixing bolts and detach
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4th re-issue
Pagel
the cylinder and push rod. Unscrew the filler cap
and drain the fluid into a clean container.
Slightly compress the external return spring (56),
and remove the retaining cap (57). Slide the spring
off the piston rod.
To dismantle (Fig. 4)
Push the piston (10) down the bore of the cylinder
and remove the circlip (13). Withdraw the piston,
piston washer (9), rubber cup (8), retainer (7) and
return spring (6). Using only the fingers to prevent
damage, remove the secondary cup ( 11) by stretch­
ing it over the end of the piston.
54-60
Fi1, 2, Exploded view-Master cylinder and pedal 1/nkares (Inset Alpine Series II and Ill car;)