Bentley R Type - Sparking Plugs; Starter Motor

Tnn ErrcrRrcAl Svsrnu.
95
Ignition
timing
variation during
running is entirely controlled
by
the
centrifugal
governor
incorporated in the distributor,
no
hand
control
being
provided.
Firing
Order
of Cylinders.
The
firing order
of
the engine
is,
r,
4,
z, 6,
3,
5,
No.
front
cylinder.
Sparking
Plugs.
Alternative
plugs are
Champion
Type N8, or Lodge
4
m/m.
non-detachable. Every
5,ooo
miles, as
directed
they
should
be removed and
cleaned.
The
width of the
be checked,
and, if necessary,
reset
to .o3o"
(.262
m/m.).
r being
the
Typ" CLN,
on
page
3r,
gaps
should
Starten
Motor.
The
starter
motor
is
shown
in
Fig.46. A small
planetary
reduction
gear
is
arranged
in
a casing behind
the
motor,
the effect
of which
is
to
provide a total reduction gear ratio between motor and
crankshaft
of
16.o :
r.
A
plug
in the
front
cover of the gear
casr-"g..sl*la.
P.
removed.
every
ro,ooo
miles,
as
directed
on
page
32,
and
oil
"B"
injected until
it is
level
with the orifice.
This oil
also
lubricates
the
driving
end
bearing of the armature
shaft.
Fie. 46.-THE STARTER MOTOR.-UNDERNEATH
VIEW
1.
Oiling
plug.