Lincoln Electric IM921 RANGER 250 GXT - Manual (Page 18)

“ RANGE” SWITCH
The “Range” switch is used to select one of four
amperage ranges with generous overlap for Stick/TIG
welding, or one Wire Feed welding range.
Never change the “RANGE” Switch setting while
welding. This will damage the switch.
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“ CONTROL” DIAL
Provides a fine welding current adjustment within the
Range Switch settings in the STICK mode and weld-
ing voltage control with the Range switch set in the
wire feed mode.
Process Range Setting Current Range
POLARITY SWITCH
Provides three selectable welding polarities:
AC, DC+ & DC-
Never change the Polarity switch setting while
welding. This will damage the switch.
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B-2 OPERATION B-2
RANGER ® 250 GXT
CAUTION
CAUTION
KOHLER
23 H.P. COMMAND (CH23S, CH680)
.40 Gallons/Hour
(1.51 Liters/Hour)
.77 Gallons/Hour
(2.91 Liters/Hour)
1.27 Gallons/Hour
(4.82 Liters/Hour)
1.50 Gallons/Hour
(5.69 Liters/Hour)
1.41 Gallons/Hour
(5.33 Liters/Hour)
1.48 Gallons/Hour)
(5.62 Liters/Hour)
KOHLER
23 H.P. COMMAND (CH730)
.40 Gallons/Hour
(1.51 Liters/Hour)
.93 Gallons/Hour
(3.52 Liters/Hour)
1.50 Gallons/Hour
(5.69 Liters/Hour)
1.74 Gallons/Hour
(6.59 Liters/Hour)
1.62 Gallons/Hour
(6.13 Liters/Hour)
1.90 Gallons/Hour)
(7.19 Liters/Hour)
Low Idle - No Load
2400 RPM
High Idle - No Load
3700 RPM
AC CC Weld Output
250 Amps @ 25 Volts
DC CC Weld Output
250 Amps @ 25 Volts
DC CV Weld Output
250 Amps @ 25 Volts
Auxiliary Power
10,000 Watts
RANGER ® 250 GXT APPROXIMATE FUEL CONSUMPTION
STICK/TIG
(constant current)
(4 range settings)
WIRE FEED
(constant voltage)
(2 range setting)
80 Max.
130 Max.
180 Max.
250 Max.
14 to 22V
18 to 28V
50 to 80 Amps
70 to 130 Amps
110 to 180 Amps
160 to 250 Amps
Up to 250 Amps
6-PIN CONNECTOR
For attaching optional remote control equipment.
LOCAL / REMOTE CONTROL SWITCH
(See Accessory Section For “K” numbers)
The toggle switch on the control panel labeled
"LOCAL" and "REMOTE" provides the option of con-
trolling the welding output at the control panel or
remotely. Remote connections are made at the 6-pin
connector. For control at the control panel set the
switch in the "LOCAL" position.
For remote control set the switch in the "REMOTE"
position.