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7. If the correct test voltages are present, the
auxiliary transformer is good.
8. If any of the voltages are missing or very low
with the proper primary voltage applied, the
auxiliary transformer may be faulty.
9. If the auxiliary transformer tests good but it
does not function when connected to the
PRO-CUT 80, check the harness wiring to
the auxiliary transformer. See the Wiring
Diagram.
10. When finished with the test, replace plugs
21 and 22 and the case wraparound.
TROUBLESHOOTING & REPAIR
F-29 F-29
PRO-CUT 80
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(T2) AUXILIARY TRANSFORMER TEST (continued)
TEST POINT TEST POINT EXPECTED VOLTAGE
H1 H2 (5J22) 200 - 208VAC
H1 H4 (7J22) 380 - 415VAC
H1 H5 (8J22) 440 - 460VAC
Brown (8J21) Brown (3J21) 12VAC
Red (2J21) Red (6J21) 24VAC
Blue (9J21) White (5J21) 18VAC
Blue (4J21) White (5J21) 18VAC
Yellow (1J21) Yellow (7J21) 115VAC
TABLE F.6 - J21 AND J22 VOLTAGES