Miller Electric 852 (50 Hz), 652 (60 Hz), 402, 302, 602, 452 manual Operation, Controls Non CE Models

. A complete Parts List is available at www.MillerWelds.com

SECTION 5 − OPERATION

5-1. Controls (Non CE Models)

300 Amp Model Shown

1 2 3 4 5

9 8 7 6

Ref. ST-165 596-D

1Polarity Selector Switch (Optional On 50 Hz Models)

To change polarity on models not equipped with a Polarity Selector switch, reverse work and electrode cables at the weld output termi- nals (see Section 4-9).

! Turn Off Power before reversing cables.

2 Arc Force (Dig) Control

Control increases SMAW short-circuit amper- age which allows the operator to use a very

short arc length without sticking the electrode.

Set control at 0 for normal welding amperage. Turn clockwise to increase short-circuit amperage.

3 Hot Start Switch

Turn switch On for SMAW and Off for GTAW welding.

4Amperage Adjustment Control

5Digital Meters (Optional)

6Power Switch With Indicator Light

7High Temperature Shutdown Light

8 Remote Amperage Control Switch

For front panel control, place switch in Panel position. For remote control, place switch in Remote position, and connect remote device (see Section 4-12).

9 Output Switch (Contactor)

For front panel control of output, place switch in Panel position. For remote control of output, place switch in Remote position, and connect remote device (see Section 4-12).

! Turn Off power before connecting re- mote device.

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