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2. Fuse is blown out
Set the new fuse
Open the door
No
ts interlock monitor
Yes
switch closed?
No
Is fuse blown
Yes
;
Y
5
ts coil of power transformer
es
baa
shorted?
No
board assembly
transformer
connectors as iflustrated in
Fig 34
Is secondary interlock
No
switch closed?
switch and interlock monitor
switcn.
Pull out and joint two quick
Close the door and push the
START pad.
Replace interlock
monitor switch
Check the parts listed in
Table 1.
ID
High Voltage
Capacitor.
(Fig. 36)
Table 1
Diagnosis
lemedy
H.V.
Layer short of
The fuse does not blow right away, but it blows
Replace H.V.
Transformer | the secondary
in a few seconds, then there is a layer short.
Transformer
winding.
H.V
Port insulation
Capacitor
between capaci-
tor terminals.
Check
for the continuity between capacitor terminals.
| Replace H.V.
lf there is continuity, capacitor is defective.
Capacitor
(See Fig. 36)
29
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