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326
OPERATION
No.
ID
533-3
: Work on the starter motor
ID
19
30
31
32
Disengage
the
positive
brushes
(8)
f rom
their
holder,
disengage
the
brush
holders
(5).
Remove
the
Bendix
assembly
(9)
f rom
the
armature
(3).
Disengage
the
Woodruff
key
(lo),
the
adjusting
washers
(ll),
the
centre
bearing
plate
(4),
the
adjusting
washers
(12).
Drive
out
the
bearings
(13)
f
rom
the
rear
end
bearing
plate
(6),
f rom
the
centre
bearing
plate
(4)
and
from
the
Bendix
housing
(2)(use
a shouldered
mandrel)
. . . . . . . . . . . . . . . . . . . . . . . ..i........................................
NOTE
- If the
field
coils
are
to
be
changed,
it is
preferable
to
remove
the
brushes
after
this
operation.
With
a
soldering
iron
heat
the
brush
wire
on
its
connection
and
disengage
by
pulling
the
wire
with
pliers.
33
To
remove
the
field
coils
:
a)
Remove
the
nut
(14),
the
steel
washer
(15)
and
the
two
fibre
washers
(16).
b)
Remove
the
screw
(17)
fixing
the
pole
pieces
(18)
( use
the
screwdriver
MR-1601-4,
fitted
on
a bench
press,
see
PI.
122)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
c)
Mark
and
remove
the
pole
pieces
(18).
d)
Disengage
the
field
coils
(19)
with
the
terminal
(20).
Disengage
the
insulating
washers
(21).
e)
Unsolder
the
terminal
(20)
and
disengage.
f)
Disengage
the
insulating
bush
(22)
from
the
starter
body.
34
To
strip
the
pinion
assembly:
35
36
Press
back
the
sleeve
(23)
in
order
to
gain
access
to
the
circlip
(24).
R emove
the
circlip
(24),
the
sleeve
(23),
the
spring
(25),
the
washer
(26)
and
the
pinion
(27).
Replace
the
springs
of the
'Benada'
pinion
assembly
(see
paragraph
8,
this
operation).
Clean
the
parts.
37
38
39
40
Check
the
field
coils
with
a test
lamp.
Assembly
(see
Pl.
120
and
121).
Check,
the
armature
on
vee
blocks
or
between
centres.
Check
the
insulation
of
the
armature
with
a suitable
tester.
Grind
the
commutator.
Do
not
reduce
the
original
diameter
of 45
mm
by
more
than
2 mm.
Remove
the
commutator
insulation
after
grinding
by
means
of a saw
blade
thinned
down
to
the
width
of the
insulation
or
with
a file.
TOOLS
Shouldered
mandrel
:
Small
dia.
= 15.5
Length
= 15
Large
dia.
= 18
Length
= 150
Screwdriver
MR-1601-4
- Quick Links:
- Electrical
- Starter Motor
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