SECTION 4 – OPERATION

4-1. Front Panel Controls Of Feeder (Air-Cooled Model Shown)

 

 

1

Voltage/Wire Speed Meter

 

1

 

(Optional)

 

 

2

Voltage/Wire Speed Switch

 

2

 

(Optional)

 

3

3

Run-In Speed Control

 

4

Jog Switch

 

 

 

4

5

Burnback Time Control

 

 

 

(Optional)

11

5

6

Spot/Continuous Switch

 

 

(Optional)

 

 

 

 

6

7

Remote Voltage Control

 

 

(Optional)

 

7

8

Power Switch

10

9

Time Range Switch (Optional)

 

 

 

10

Spot Time Control (Optional)

9

8

11

Flowmeter (Optional)

 

 

 

 

151 780–A

4-2. Safety Equipment

1

2

3

Wear the following while welding:

1 Dry, Insulating Gloves

2 Safety Glasses With Side

Shields

3 Welding Helmet With Correct

Shade Of Filter (See ANSI

Z49.1)

sb3.1 1/94

4-3. Work And Voltage Sensing Cable Clamps

1 Work Clamp

Connect work clamp to a clean,

1paint-free location on workpiece, as close to weld area as possible.

2

Use wire brush or sandpaper to

 

clean metal at weld joint area.

 

2 Voltage Sensing Cable Clamp

 

Connect

voltage sensing

cable

 

clamp to workpiece for constant

Tools Needed:

current

(CC) operations

(see

 

Section 3-11).

 

sb4.1* 2/93 – Ref. 144 451-A

OM-1581 Page 24

Page 28
Image 28
Hobart OM-1581 manual Operation, Front Panel Controls Of Feeder Air-Cooled Model Shown, Safety Equipment