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If the
If the
larity.
larity.
the rectifiers
the rectifiers
pacify.
pacify.
External Capacitor Capacity .5 .5 microfarad (mini-
External Capacitor Capacity
mum).
mum).
Internal Capacitor Capacity
Internal Capacitor Capacity .158
imum).
imum).
(3 (3) ) Te
Test st th the e st stat ator f
lamp (Fig. 19). Use wood slats to insulate the stator
lamp (Fig. 19). Use wood slats to insulate the
from the rectifier shield. Contact one prod of the test
from the rectifier shield. Contact one prod of the test
lamp to the stator pole frame, and contact the other
lamp to the stator pole frame, and contact the other
prod to each of the three stator leads. The test lamp
prod to each of the three stator leads. The test lamp
should 'not light'. If the test lamp lights the stator
should 'not light'. If the test lamp lights the stator
windings are
windings are 'grounded'.
(4) Test t
(4) Te
st the he stator windings for continuity, by
tacting one prod of the test lamp to all
tacting one prod of the test lamp to
leads at the
leads at the "Y"
stator
stator leads (disconnected from the rectifiers). The
leads (disconnected from the rectifiers). The
test lamp should 'light' when the prod contacts each of
test lamp should 'light' when the prod contacts each of
II II
4 4 2 2
I I
CAPACITOR
CAPACITOR
/ /
SC RE
SC
REW
Fig. 19-Testing Stator
Fig. 19-Testing
Stator f f o o r r G G r r o o u u n n d d s s
is installed
is installed
battery
battery
test the capacitor ca-
test the capacitor ca-
open,
open,
are
are
microfarad (mini- ed ed' ' or 'open'. If the rectifiers must be replaced,
.158 microfarad (min-
microfarad (min-
or for g
or gro round
unds us
s using
ing a 11
'grounded'.
stator windings for continuity, by con-
"Y" connection. Contact each of the three
connection. Contact each of the three
SHIELD
SHIELD
W
SC
SCRE
REW W
6 6 1 1
x251
x251
the three leads. If the test lamp does not
the three leads. If the test lamp does not light
properly and
properly and
stator winding is 'open'. See Figure 20.
stator winding is 'open'. See Figure 20.
(5) Install a new
(5) Install a new stator if the one
or 'open'. If the rectifiers must be replaced, pro-
ce ceed
ed as follows:
a. Cut rectifier wire at point of crimp.
a. Cut rectifier wire at point of crimp.
b. Support the rectifier housing on Tool
b. Support the rectifier housing on Tool C.3771.
gure re 21* 21*
a 110 vo
0 volt t
lt tes est t
Fi Figu
stator
NOTE: This tool is cut-a-way and slotted
NOTE: This tool is cut-a-way and slotted to to
fit over the wires and around the bosses
fit over the wires and around the bosses
shield. Make sure that
shield
completely surrounds the rectifier.
completely surrounds the rectifier.
c. Press the rectifier out of the shield using Tool
c. Press the rectifier out of the shield using Tool
SP-3380 (Fig. 21).
SP-3380 (Fig. 21).
con-
NOTE: The needle
NOTE: The needle
all three stator
three stator
tifier end shield is a
tifier end shield is a
end shield it
end shield it
with Tool
with
ing out with Tool C-3770, Fig. 22.
ing out with Tool C-3770, Fig. 22.
E E L L E E C C T T R R I I C C A A L L - - t t N N S S T T R R U U M M E E N N T T S S
SULATOR
SULATOR
HEAT SINK
HEAT SINK
I I
F F i i g g . . 2 2 1 1 - - R R e e m m o o v v i i n n g a
g a R R e e c c t t i i f f i i e e r
stator if the one tested is
as follows:
. Make sure that the bore
the bore of the tool
roller
roller
press
press
is necessary to
is necessary to
Tool SP-33
SP-3383
83 when
when press
SHIELD
SHIELD
D F T A I N F P -
D F T A I N F P -
r
light the
the
tested is 'ground-
'ground-
pro-
C.3771. See
See
the
the
in in
of the tool
bearing in the
bearing in the
rec-
rec-
fit.
fit.
protect the
protect the
To
To
support the shield
support the shield
pressing
ing
the bear-
the bear-
PULLEY
PULLEY
1 1
W A S H E R
W A S H E R
N N U U T T
\ \
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