Lincoln Electric INVERTEC V250-S Bedienungsanleitung PDF herunterladen (Seite 45)

F-13

TROUBLESHOOTING & REPAIR

F-13

7. If the correct test voltages are pre-

sent the auxiliary transformer is good.

8. If any of the voltages are missing or

very low, with the proper primary

voltage applied, the auxiliary trans-

former may be faulty. Replace.

9. If the auxiliary transformer tests good

but does not function when connect-

ed to the V250-S check the harness

wiring to the auxiliary transformer.

See wiring diagram.

AUXILIARY TRANSFORMER TEST (continued)

INVERTEC V250-S

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC

Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC

TEST POINT TEST POINT EXPECTED VOLTAGE

H1 (1J7) H2 (4J7) 200 - 208VAC

H1 (1J7) H4 (3J7) 380 - 415VAC

H1 (1J7) H5 (6J7) 440 - 460VAC

RED LEAD (1J1) RED LEAD (3J1) 18VAC (SECONDARY)

On Control Board On Control Board

TABLE F.1 Auxiliary Transformer Test Points

1 2 ... 40 41 42 43 44 45 46 47 48 49 50 ... 117 118

Keine Kommentare

Lincoln Electric INVERTEC V250-S Bedienungsanleitung Seite 45