Miller Electric RGC Optional Remote Grid Amperage Control, Paralleling Switch Dual Models Only

4-6. Optional Remote Grid Amperage Control

1

2

3

Remote amperage control only works when Fine Amperage control and optional 2-1/2 Ampere switch are in the Off position (see Section 4-5).

1Remote Grid Amperage Control

See Section 3-8 for installation.

2 Fine Amperage Control

Use control to add amperage, in 5 ampere steps, to weld output.

For front panel amperage adjust- ment, place control in Off position.

3 2-1/2 Ampere Switch

Use switch to add 2-1/2 amperes to weld output.

To add 2-1/2 amperes to weld output, place switch in On position.

For front panel amperage adjust- ment, place control in Off position.

ST-080 370-A / Ref. ST-122 903-D

4-7. Paralleling Switch (Dual Models Only)

CAUTION

ARCING can damage switch.

•Do not change Paralleling switch position while welding or under load.

Arcing inside switch can damage contacts, causing switch to fail. warn5.1* 2/93

1 Paralleling Switch

Use switch to select weld output at one or both Electrode terminals.

For weld output at both Electrode terminals, place switch in Single position.

For total weld output at the left Electrode terminal, place switch in Parallel position. Output at the right terminal is 0 (zero).

1When switch is in Parallel position, all front panel amperage controls (left and right) adjust weld output (see Section 4-5).

Ref. ST-122 903-D

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