Linkoln Electric 125 Serie Manuel D'utilisation page 14

b-5
b. CONNECT LEADS AND CAbLES ON
ThE MAChINE
(See Figure B.7)
1. Open the case side door
2. Slide the connector end of the gun and cable
through the hole in the machine front and into the
gun connector bushing on the wire drive.
3. Make sure the gun connector end is seated fully
into the wire drive and tighten the molded hand
screw to secure the gun connector.
4. Plug the gun trigger lead connector into the 4 pin
gun trigger receptacle on the machine front.
5. Wire Drive Polarity. Flux cored welding requires
negative (-) polarity. Connect the short power
cable from the wire drive to the negative (-) output
terminal and tighten threaded knob.
6. Work Lead Connection. Slide the lugged end of
the work cable through the hole in the machine
front and place on the positive (+) output terminal
and tighten threaded knob.
C. LOAD WIRE SPOOL
(See Figure B.8)
1. Locate the blue labeled 4" diameter spool of .035
NR-211MP flux-cored wire and place onto wire
spool spindle. Orient the spool so that the wire
feeds off the top of the spool.
2. Secure spool in place by tightening the wing nut
against the against the spacer that holds the wire
spool on the spindle.
3. Open the pivot arm assembly by rotating the ten-
sion arm assembly down and lift pivot arm assem-
bly up.
4. Remove drive roll by turning the twist lock that holds
the drive roll on. Install the .030/.045 knurled drive
roll.
5. Carefully unwind and straighten the first six inches of
welding wire from the spool. Do not let the end of the
wire go to prevent the wire from unspooling.
OPERATION
WIRE FEEDER WELDERS (125, 140, 180 MODELS)
FIGuRE b.7
ALL COMPONENTS SHOWN CONNECTED
(FRONT AND SIDE DOOR IS REMOVED
FOR CLARITY)
MOLDED HAND SCREW TO
TIGHTEN CONNECTOR
BUSHING
FIGuRE b.8
PIVOT ARM ASSEMBLY
BEARING
OUTGOING GUIDE
TENSION ARM ASSEMBLY DOWN
WIRE SPOOL
.035" (0.9mm)
LINER
NR-211-MP
TWIST LOCK
DRIVE ROLL
b-5
SHORT POWER
CABLE NEGATIVE "-"
OUTPUT TERMINAL
WORK LEAD
CONNECTION
POSITIVE "+"
OUTPUT TERMINAL