Troubleshooting and repair, Auxiliary and field winding test (continued) – Lincoln Electric EAGLE SVM192-A User Manual

Page 57

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AUXILIARY AND FIELD WINDING TEST (continued)

To test the field winding:

1. Remove the fuel cap and lift bail rubber gasket.

With the 5/16” nut driver, remove the case top

and left side; then reinstall the fuel cap.

2. Connect the volt/ohmmeter probes to leads #7

and #9 where they connect to the Field Idle

Control P.C. Board.

3. Start the engine and run it at high idle (3650

RPM).

4. Set the output control to the maximum position

(position 10).

5. Check the AC voltage reading.

It should be

between 36 and 43 VAC.

If any one or more of the readings are missing or

not within specifications, then check for loose or

broken wires between the test points and the sta-

tor windings. See the

Wiring Diagram. Make sure

the windings are NOT grounded internally to the

stator iron. If the leads are intact, then the stator

may be faulty. Replace the stator.

If the voltage readings are within specifications,

then the windings are good and functioning prop-

erly.

6. Reinstall the case side, case top, fuel cap, and

lift bail gasket.

TROUBLESHOOTING AND REPAIR

F-21

F-21

EAGLE™ 10,000

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