Lincoln Electric RANGER 300 D Operator's Manual page 46

F-6
RANGER 300 D / LN-7 / K240 CONTACTOR KIT
Do not operate with panels open.
Disconnect NEGATIVE (-) BATTERY LEAD
before servicing.
Do not touch electrically live parts.
CONTROL CABLE
N.D.
CONNECT THE CONTROL CABLE
GROUND LEAD TO THE FRAME
NEAR
TERMINAL MARKED
THE TERMINAL STRIP OR TO
AN UNPAINTED FRAME SCREW.
N.F. & N.G.
6 PIN AMPHENOL
WELDER STANDARD OUTPUT TERMINALS
N.A. USE POWER SOURCE POLARITY SWITCH TO SET FOR DESIRED ELECTRODE POLARITY. POSITION THE OUTPUT SELECTOR
SWITCH ON THE POWER SOURCE TO THE CV POSITION.
N.B. 3 CONDUCTOR #16 POWER CORD PHYSICALLY SUITABLE FOR THE INSTALLATION AND PLUG RATED AT 115 VOLTS 15 AMPERES AC.
N.C. PLUG INTO 115 VOLT AC RECEPTACLE ON WELDER CONTROL PANEL OR OTHER 115 VOLT AC SUPPLY RATED AT A MINIMUM
OF 500 VOLT AMPERES.
N.D. LEADS #21 AND GND. DO NOT APPEAR ON LN-7'S WITH CODES BELOW 7026.
N.E. WELDING CABLES MUST BE OF PROPER CAPACITY FOR THE CURRENT AND DUTY CYCLE OF IMMEDIATE AND FUTURE
APPLICATIONS. (SEE OPERATOR'S MANUAL.)
N.F. IF LN-7 IS EQUIPPED WITH A METER KIT, EXTEND LEAD #21 USING #14 OR LARGER INSULATED WIRE PHYSICALLY SUITABLE
FOR THE INSTALLATION. AN S16586-"LENGTH" REMOTE VOLTAGE SENSING WORK LEAD MAY BE ORDERED FOR THIS
PURPOSE. CONNECT IT DIRECTLY TO THE WORK PIECE INDEPENDENT OF THE WELDING WORK CABLE. FOR CONVENIENCE, THIS
EXTENDED #21 LEAD SHOULD BE TAPED TO THE WELDING WORK LEAD.
N.G. TAPE UP BOLTED CONNECTION WHERE LEAD #21 IS EXTENDED.
N.H. IDLER SWITCH ON POWER SOURCE MUST BE IN HIGH IDLE POSITION.
N.J. IF AN OPTIONAL K857 REMOTE OUTPUT CONTROL IS USED, CONNECT IT TO THE RANGER 300 D AMPHENOL CONNECTOR.
NOTE: PLACE OUTPUT CONTROL SWITCH IN "OUTPUT CONTROL REMOTE" POSITION WHEN REMOTE OUTPUT CONTROL IS USED.
CAUTION: ANY SPEED UP OF THE ENGINE RPM BY CHANGING THE GOVERNOR SETTING OR OVERRIDING THE
THROTTLE LINKAGE WILL CAUSE AN INCREASE IN THE AC AUXILIARY VOLTAGE. IF THIS VOLTAGE GOES ABOVE
140 VOLTS, THE LN-7 CONTROL CIRCUIT WILL BE DAMAGED. THE ENGINE GOVERNOR SETTING IS PRE-SET AT THE
FACTORY - DO NOT ADJUST ABOVE RPM SPECIFICATIONS LISTED IN ENGINE WELDER OPERATING MANUAL.
CONNECTION DIAGRAMS
WARNING
21
N.B.
N.C.
POWER
SOURCE
N.J.
WORK ELECTRODE
RANGER 300 D AND 300 DLX
Keep guards in place.
Keep away from moving parts.
Only qualified personnel should install,use
or service this equipment.
GND. 32 2
4 31
K240 CONTACTOR KIT
115V (50/60HZ.)
(NOTE : 600 AMP CAPACITY)
32 2 4 31
AUTO. POWER
SOURCE
EQUIP.
F-6
TO LN-7
ELECTRODE CABLE TO LN-7
TO WORK
6-20-97
S23732-11