Lincoln Electric LN-742 LN-742 Operator's Manual page 11

A-4
FIGURE A.3 – LN-742 WIRE FEEDER TO LINCOLN POWER SOURCE – CONNECTION DIAGRAM.
LINCOLN
POWER SOURCE
+
-
C=2
D=4
E=77
14-SOCKET BOX RECEPTACLE, FRONT VIEW
AND 14-PIN CABLE PLUG, REAR VIEW
PIN LEAD FUNCTION
2 TRIGGER CIRCUIT
C
4 TRIGGER CIRCUIT
D
E 77 OUTPUT CONTROL
F 76
OUTPUT CONTROL
G 75 OUTPUT CONTROL
H 21 WORK
I 41 42V AC
K 42 42V AC
FUNCTIONS ARE LISTED FOR REFERENCE
ONLY AND EACH MAY OR MAY NOT BE
PRESENT IN YOUR EQUIPMENT.
INSTALLATION
WARNING TURN INPUT POWER OFF
BEFORE CONNECTING THE
LN-742 WIRE FEEDER.
ELECTRIC
SHOCK
CAN KILL
14 PIN
AMPHENOL
TO WORK
ELECTRODE CABLE
K=42
I=41
H=21
G=75
F=76
LN-742 & LN-742H
WIRE FEEDER
LN-742
INPUT CABLE
ASSEMBLY
K=42
I=41
H=21
G=75
F=76
14-SOCKET BOX RECEPTACLE, REAR VIEW
AND 14-PIN CABLE PLUG, FRONT VIEW
CLEVELAND, OHIO U.S.A
A-4
LN-742
C=2
D=4
E=77