Hobart Welding Products OM-949 manual Reinstalling Amperage Adjustment Indicator

5-3. Reinstalling Amperage Adjustment Indicator

1

5

6

2

7

3

4

2-5/8 in

(67 mm)

3

Viewed from right side of unit.

2

Proper alignment of pointer and crank handle.

YTurn Off welding power source and disconnect input power.

1 Wrapper

Remove wrapper from unit.

2Crank Handle

3Shunt Shaft

4Transformer And Shunt (Located Inside Unit)

Insert crank handle onto shunt shaft protruding through front panel and turn crank handle to adjust shunt to 2-5/8 in (67 mm), (see de- tail of transformer and shunt).

Remove crank handle.

5 Pinion Gear

Install pinion gear onto front panel making sure anti-rotation pins are in holes on front panel.

6 Pointer Gear

Install pointer gear overtop of pinion gear and rotate so pointer is indicat- ing 140 Amps (see example).

Install crank handle overtop the sta- tor/pinion gear assembly with the handle straight down. It may be necessary to turn the handle slight- ly so vertical alignment is possible.

7 Securing Screw

Install securing screw through han- dle, into threaded hole in shunt shaft. Tighten securely.

YInstall wrapper before turning On power.

Tools Needed:

T-20 Torx

5/16, 3/8 in

804 295-A / 803 564-B / 215 247-A

OM-949 Page 16