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ID
19
OPERATION
No.
ID
532-3
: Work
olt
t/w
&WIO
Op.ID
532-3
317
19
20
21
22
23
24
d)
To
fix
the
field
terminals
(19)
and
(41).
Use
a round
head
screw
4 dia
x 20
mm
long,
fitting
a plain
washer
under
the
head,
an
insulating
washer
(38),
the
insulating
bush
(36);
insert
the
scrpu,'
thus
prepared
in
the
closing
plate
(34)
then
in
the
body
of
the
dynamo.
Fit
on
the
screw,
the
insulating
plate
(35),
the
output
terminal
(19)
of the
field
coils
(21),
the
terminal
of the
field
cable,
a serrated
washer.
Tighten
the
nut
.
. . . . . . . . . . . . . . . . . . . . .
. .
. . .
.
e)
Tin
solder
with
a soldering
iron
the
joint
between
the
two
field
coils.
NOTE
-
Never
use
killed
hydrochloric
acid,
but
special
so!dering
paste
or
resin.
To
assemble
the
end
bearing
plate,
driving
side:
4
Grease
the
bearing
(14)
with
high
melting
point
grease.
b)
Fit
in
the
bearing
end
cap,the
dust
excluding
washer
(16),
the
bearing
(14),
tl le
dust
excluding
washer
(15).
4
Fix
the
retaining
plate
(13)
on
the
end
bearing
plate
(14).
Replace
the
original
ril-ets
by
round
head
screws
4 dia.
x 15 long
with
serrated
washers
and
nuts
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Fit
on
the
armature
the
thrust
washer
(7)
and
the
steel
cap
(5).
Insert
the
armature
(6)
in
the
end
bearing
plate
brush
holder
(10).
Bring
the
brushes
into
contact
with
the
commutator.
Make
sure
that
the
springs
(39)
of the
brushes
are
correctly
positioned.
Insert
the
assembly
of
the
armature
and
end
bearing
plate
in
the
body
of the
dynamo.
Insert
the
end
bearing
plate
(4)
driving
side,
on
the
armature
shaft
(6).
Fix
the
two
end
bearing
plates
by
means
of
the
screws
(3)
fitted
with
their
insulators;
fit
serrated
washers
under
the
nuts
. . . .
. . . . . . .
. . , . . . .
.
.
. .
. .
. . . . . . .
.
. .
Connect
the
output
lead
(8)
to
the
positive
brush
holder.
Place
the
key
(2)
on
the
shaft.
Fit
the
driving
pulley
(1);
fitting
a serrated
washer
under
the
nut
(40)
. . . . . . . .
. . _
To
test
the
dynamo
on
a bench:
Dynamo
without
regulator,
field
on the
positive
terminal:
No
load
and
cold:
6.5
volts
at 950
r. p.m.
maximum.
Under
load
and
cold:
6.5
volts
at
2850
r.p.m.
32 amps.
Under
load
and
warm:
6.5
volts
at
3000
r. p.m.
30 amps
maximum.
i OOLS
_-
.~
___-
7 mm
spanner
7 mm
box
spanner
10 mm
box
spanner
21
mm
box
spanner
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