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B-10

OPERATION

B-10

 

FIGURE B.3

 

START/CRATER CURRENT

2 Step Trigger Modes

UP-SLOPE

 

DOWN-SLOPE

Torch

Button

Output

Current

Pre-Flow

Post Flow

Gas

Normal Sequence

2 Step - Restart Disabled

(With DIP Switch #2 OFF)

Torch

Button

Output

Current

Pre-Flow

Post Flow

Gas

Actuate the trigger a second time, during down-slope, to immediately end down-slope. Hold the trigger to maintain crater current.

2 Step - Restart Enabled

(With DIP Switch #2 ON. As Shipped)

Torch

Button

Output

Current

Pre-Flow

Post Flow

Gas

Actuate the trigger a second time, during down-slope, to activate up-slope and restart.

2 Step.eps

12-17-07

JRH

PRECISION TIG 275

Page 26
Image 26
Lincoln Electric SVM162-B service manual Step Trigger Modes