N1500i FACS Manual
67
Part No. 729-110-053 V.1.03
© 2018 Nelson Stud Welding, Inc. All rights reserved.
If you do not understand or are unable to perform the
Recommended Course of Action safely, contact your
local Nelson Authorized Field Service Facility.
Replace plexi-glass after service!
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Note: Replace transparent safety shield after service!
8.2 Problems / Possible Cause /
Solution
Problems
Possible
Cause
Solution
Major physical or electrical damage
is evident when the sheet metal
covers are removed.
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Contact your local authorized Nelson Field Service
Facility for technical assistance
If all
recommended
adjustments
have been
checked and
the problem
persists, contact
your local
Nelson
Authorized Field
Service Facility.
Input fuses keep blowing, or
input breaker keeps tripping.
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Make certain that the fuses or breakers are properly
sized. See rating section of the manual for
recommended fuse and breaker size.
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Welding procedure is drawing too much output cur-
rent, or duty cycle is too high. Reduce output current,
duty cycle, or both.
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There is internal damage to the power source. Contact
an Authorized Nelson Field Service Facility
Machine will not power up (no lights)
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Make certain that the power switch is in the "ON"
position.
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The 1.5 amp fuses may have opened. Check fuses.
Fuses are located inside the unit. 1.5A, 600V, Part-
No. 715- 039-001. See chapter
6.5
„Explosion
drawing Horizontal Panel Assembly N1500i".
Warning!
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Opening the welding unit may only be carried out by
an authorized electrical specialist!
Machine wont weld,
can’t get
any output
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If the displays are not lit refer to machine will not power
up section.
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If the thermal symbol is lit refer to the thermal section.
If for any reason you do not understand the test procedures or are unable to
person the tests/repairs safely, contact your Local Nelson Authorized Field
Service Facility for technical troubleshooting assistance before you proceed.
Note!
Warning!
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