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