
OPERATION
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“WIRE WELDING” mode: In this mode increasing the number from 1 to 10 changes the arc from soft and
In general, MIG welding performs best in the “SOFT” range and Innershield in the “CRISP” range.
ENGINE OPERATION
WARNING
DO NOT RUN THE ENGINE AT EXCESSIVE SPEEDS. The maximum allowable high idle speed for the Commander 300 is 1900 RPM, no load. Do NOT increase the idle speed on the engine. Severe per- sonal injury and damage to the machine can result if it is operated at speeds above the maximum rated speed.
Read and understand all safety instructions included in the Deutz engine instruction manual that is shipped with your Commander 300.
9.Allow the engine to warm up at low idle speed for several minutes before applying a load and/or switching to high idle. Allow a longer warm up time in cold weather.
COLD WEATHER STARTING
With a fully charged battery and the proper weight oil, the engine should start satisfactorily even down to about 0°F. With the above and the optional ether starter kit
*Contact your local Lincoln Electric Representative for suggested
STOPPING THE ENGINE
Switch the RUN/STOP switch to “STOP.” This turns off the voltage supplied to the shutdown solenoid. A back- up shutdown can be accomplished by shutting off the fuel valve located in the fuel line.
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STARTING THE ENGINE
1.Open the engine compartment door and check that the fuel shutoff valve located to the left of the fuel fil- ter housing is in the open position. (The lever should be in line with the hose.)
2.Check for proper oil level on the oil dipstick. Close the engine compartment door.
3.Remove all plugs connected to the AC power recep- tacles.
4.Set IDLER switch to “AUTO.”
5.Set the RUN/STOP switch to “RUN.” Observe that all engine protection lights momentarily turn on. Some lights may turn off before starting. Check the fuel gauge
6.Press and hold the engine START button for a min- imum of 2 seconds.
7.Release the engine START button when the engine starts.
8.Check that the indicator lights are off. If the LOW FUEL light is on (K1585 2 only), the engine will shut down 30 minutes after starting. If any other indica- tor light is on after starting, the engine will shut down in a few seconds. Investigate any indicated problem.
BREAK-IN PERIOD
The engine used to supply power for your welder is a heavy duty, industrial engine. It is designed and built for rugged use. It is very normal for any engine to use small quantities of oil until the
CAUTION
During
The heavy loading of the engine during