MAINTENANCE
3-16
Service Manual
Check # 5
All Power Supplies
Start
Measure resistance between the conductors on the plug of
the power cord and the work cable clamp. Do not use the
ground conductor on the plug as a measuring point.
Meter indicates
an open ?
End of
resistance checks.
To
page 3-17
There is an internal short in the power supply. Visually and
with a meter, inspect the unit for pinched, broken, and
loose wires and wires with damaged insulation contacting
the chassis. Also check for loose hardware such as
screws, nuts and bolts.
No
Problem found
and repaired ?
Yes
Continue checking out unit until
problem is found. Then repeat
check.
No
Yes
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