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Make/Model Description Horsepower Operating
Displacement
cu. in.(cu. cm)
Starting Capacities
@ 3600 RPM SPEED Bore x Stroke
in.(mm)
System
RANGER 250
1. Output rating in watts is equivalent to volt-amperes at unity power factor. Output voltage is within ± 10% at all loads up to
rated capacity. When welding, available auxiliary power will be reduced.
A-1
INSTALLATION
A-1
TECHNICAL SPECIFICATIONS - Ranger 250 ( K1725-2, K1725-4)
INPUT - GASOLINE ENGINE
RATED OUTPUT @ 104°F(40C°) - WELDER
HEIGHT WIDTH DEPTH WEIGHT
30.00** in. 21.50 in. 42.25 in.
762.0 mm 546.0 mm 1073.0 mm 500 lbs. (227kg.)
**Top of enclosure, add 6.0” (152mm) for exhaust.
LUBRICATION VALVE LIFTERS FUEL SYSTEM GOVERNOR
Full Pressure Solid-(Onan P220 OHV) Diaphragm Pulse Pump(Onan OHV) Mechanical Governor
with Full Flow Filter Hydraulic- (Kohler) Mechanical Fuel Pump (Kohler)
5% Regulation (Kohler)
Centrifugal Flywheel (Onan OHV)
AIR CLEANER ENGINE IDLER MUFFLER ENGINE PROTECTION
Low noise Muffler: Top outlet Shutdown on low oil
Dual Element Automatic Idler can be rotated. Made from pressure.
long life, aluminized steel.
RATED OUTPUT @ 104°F(40C°) - GENERATOR
Welding Output Volts at Rated Amps Duty Cycle Max. OCV @ 3700 RPM
CC STICK & PIPE DC Output 28 Volts at 250 Amps 100%
STICK / PIPE Output Range 40 to 250 Amps
TIG Output Range 20 to 250 Amps 80 Volts
CV WIRE DC Output 28 Volts at 250 Amps 100%
CV WIRE DC Output 27 Volts at 275 Amps 60%
CV WIRE Output Range 14 to 28 volts
Auxiliary Power
1
9,000 Watts Peak, 8500 Watts Continuous, 60 Hz
120/240 Volts
PHYSICAL DIMENSIONS
ENGINE COMPONENTS
K1725-2
Kohler CH20
OHV
K1725-4
Onan P220
OHV
2 Cylinder
4 Cycle
Air Cooled
Gasoline
Engine
20 HP
20.5 HP
High
3700RPM
Full Load
3500RPM
Low Idle
2400RPM
38 (624)
3.03x 2.64 (77x67)
39.9 (653)
3.15x 2.56 (80x65)
12VDC Battery
and starter
Push Button
Starter
Group 58 Battery
(435 cold
crank amps)
Fuel:
12gal.
(45.4L)
Oil: 2.0qts.(1.9L)
Fuel:
12gal.
(45.4L)
Oil: 1.6qts.(1.6L)