AUTO ARC 120 Spezifikationen PDF herunterladen (Seite 15)

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

OM-243 712 Page 13

SECTION 5 − INSTALLATION

5-1. Selecting A Location

! Special installation may be

required where gasoline or

volatile liquids are present −

see NEC Article 511 or CEC

Section 20.

! Do not move or operate unit

where it could tip.

1 Grounded Receptacle

Locate unit near correct input

power supply.

803 443-C

18 in.

(460 mm)

18 in.

(460 mm)

5-2. Installing Work Clamp

1 Nut

2 Work Cable From Unit

3 Work Clamp

4 Screw

5 Work Clamp Tabs

Bend tabs around work cable.

6 Insulator Grip

Slide one insulating grip over work

cable before connecting to clamp.

Slide insulating grips over handles.

Ref. 802 456

. Connection hardware must be tightened with proper tools. Do not just

hand tighten hardware. A loose electrical connection will cause poor

weld performance and excessive heating of the work clamp.

Tools Needed:

7/16 in.

5-3. Process/Polarity Table

Process Polarity

Cable Connections

Cable To Gun Cable To Work Clamp

FCAW − Self-shielding wire − no

shielding gas

DCEN − Straight Polarity Connect to negative (−) output

terminal

Connect to positive (+) output terminal

GMAW − Solid wire with shielding gas DCEP − Reverse Polarity Connect to positive (+) output

terminal

Connect to negative (−) output terminal

5-4. Changing Polarity

1 Lead Connections For Direct

Current Electrode Negative

(DCEN)

2 Lead Connections For Direct

Current Electrode Positive

(DCEP)

Always read and follow wire

manufacturer’s recommended po-

larity, and see Section 5-3.

Close door.

Ref. 210 428

1 2

1 2 ... 10 11 12 13 14 15 16 17 18 19 20 ... 39 40

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