Miller Electric XLT 185 warranty Process/Polarity Table, Changing Polarity

5-3. Process/Polarity Table

Process	Polarity	Cable Connections
		Cable To Gun	Cable To Work
GMAW − Solid wire with shield-	DCEP − Reverse polarity	Connect to positive (+) out-	Connect to negative (−) output
ing gas		put terminal	terminal
FCAW − Self-shielding wire −	DCEN − Straight Polarity	Connect to negative (−)	Connect to positive (+) output
no shielding gas		output terminal	terminal

5-4. Changing Polarity

.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 at the terminal block.

CHANGING

POLARITY

DCEN

Electrode negative for

flux cored wire

1

DCEP

Electrode positive for

solid wire

2

1Lead Connections For Direct Current Electrode Negative (DCEN)

2Lead Connections For Direct Current Electrode Positive (DCEP)

Always read and follow wire

manufacturer’s recommended polarity, and see Section 5-3.

Close door.

Ref. 209 228 / Ref. 209 229

OM-230 832 Page 13