Engine Adjustments; Slip Rings; Engine Maintenance Parts - Lincoln Electric RANGER 250 GXT (AU) Operator's Manual

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ENGINE ADJUSTMENTS

OVERSPEED IS HAZARDOUS
WARNING
The maximum allowable high idle speed for this
machine is 3750 RPM, no load. Do NOT tamper
with governor components or setting or make any
other adjustments to increase the maximum
speed. Severe personal injury and damage to the
machine can result if operated at speeds above
maximum.
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Adjustments to the engine are to be made only by a
Lincoln Service Center or an authorized Field Service
Shop.

SLIP RINGS

A slight amount of darkening and wear of the slip rings
and brushes is normal. Brushes should be inspected
when a general overhaul is necessary.If brushes are
to be replaced, clean slip rings with a fine emery
paper.
CAUTION
Do not attempt to polish slip rings while engine is
running.
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Oil Filter
Air Filter
Element
Air Filter
Pre-Cleaner
Fuel Filter
Spark Plugs
(Resistor
Type)
* Oil capacity increases from 2.0 Qts. to 2.1 Qts. when using this filter.
MAINTENANCE
BATTERY
1.
2.
HARDWARE
Both English and Metric fasteners are used in this
welder.

ENGINE MAINTENANCE PARTS

KOHLER C23S, CH680
KOHLER 12 050 01
FRAM PH8172*
KOHLER 47 083 03
FRAM CA79
KOHLER 24 083 02
KOHLER 24 050 13
CHAMPION RC12YC
(.030" GAP)
RANGER® 250 GXT (AU)
WARNING
GASES FROM BATTERY can explode.
• Keep sparks, flame and cigarettes away from battery.
To prevent EXPLOSION when:
• INSTALLING A NEW BATTERY - disconnect negative
cable from old battery first and connect to new bat-
tery last.
• CONNECTING A BATTERY CHARGER - Remove bat-
tery from welder by disconnecting negative cable
first, then positive cable and battery clamp. When
reinstalling, connect negative cable last. Keep well
ventilated.
• USING A BOOSTER - connect positive lead to battery
first then connect negative lead to engine foot.
BATTERY ACID CAN BURN EYES AND SKIN.
• Wear gloves and eye protection and be careful when
working near battery. Follow instructions printed on
battery.
When replacing, jumping, or otherwise connecting
the battery to the battery cables, the proper
polarity must be observed. Failure to observe
the proper polarity could result in damage to the
charging circuit. The positive (+) battery cable
has a red terminal cover.
If the battery requires charging from an external
charger, disconnect the negative battery cable
first and then the positive battery cable before
attaching the charger leads. Failure to do so
can result in damage to the internal charger
components. When reconnecting the cables,
connect the positive cable first and the negative
cable last.
KOHLER C730
KOHLER 12 050 01
FRAM PH8172*
KOHLER 47 083 03
KOHLER 24 083 02
KOHLER 24 050 13
CHAMPION RC12YC
(.030" GAP)
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