MG MGB User Manual

N
THE
ELECTRICAL SYSTEM
12.
Position
the
starter
with the solenoid
housing
Inspection
uppermost; separate
the drive end bracket
from
the
BRUSH
GEAR
yoke and
remove
the drive
engagement
lever.
17.
Check the
length of the
brushes.
When they have
worn
13.
Withdraw the
armature
and
separate
the
commutator to
(or
are
approaching)%
in.
(8 mm.)
renew
them
by
end
bracket from the yoke. unsoldering their ■exible
connectors, two
from the
14.
Remove the
thrust washer
from
the
armature
shaft
uninsulated brush
holders and
two
from the field
and the thrust
collar from
the end
of the shaft
coils,
then solder the
new
brush
connectors
in
place.
extension.
New
brushes
are
pre-formed
and
bedding
to
the
15.
Prise the
retaining
ring
from
its
groove
and withdraw
commutator
is
unnecessary.
the drive
assembly.
18.
Check the brushes for freedom of
movement
in
their
16. Prise
the
retaining
ring
from the drive and
remove
the
holders
and, if
necessary,
clean them with
a
collar,
operating
plate, and
thrust washer.
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cloth,
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Fig.
N32
The
starter
motor—Lucas
type
M418
pre—engaged
1.
Solenoid.
10. Thrust Collar.
19.
Commutator.
2. Plunger
return
spring.
11.
Armature
shaft
extension.
20. End
bracket.
3. Plunger.
12. Clutch.
21.
Bush
bearing.
4.
Lost
motion
spring.
13.
Drive operating plate.
22.
Brushes.
5.
Drive'engagementspring.
14.
Yoke.
23.
Solenoid
‘STA’
terminal.
6. Engaginglever.
15.
Field coils.
24.
Solenoid
operating
terminal.
7. Pivot pin.
16.
Pole shoes.
25.
Repositioned
solenoid
8. Fixing bracket.
17. Armature.
(later cars).
9. Retaining ring.
18.
Cover band.
N34
MGB.
Issue
2.
.25729

MG MGB Specifications

General

Brand	MG
Model	MGB
Category	Automobile
Language	English