B-1
OPERATION
SAE-300
®
MP
ENGINE OPERATION
Operate the welder with the doors closed. Leaving the doors
open changes the designed air flow and can cause overheating.
STARTING THE SAE-300
®
MP PERKINS 403F-15T DIESEL
ENGINE
1. Turn the “IDLER” switch to “HIGH”.
2. Turn the “IGNITION” switch to “ON”.
3. Press the Glow Plug button for 20 to 30 seconds. (maxi-
mum 60 seconds).
4. Press the Start button. When the engine starts running,
release both buttons. If the engine fails to start in 20 sec-
onds, wait 30 seconds and repeat the above procedure.
5. Observe the oil pressure. If no pressure shows within 30
seconds, stop the engine and consult the engine operating
manual. To stop the engine, turn the “IGNITION” switch to
“OFF”.
6. If the engine protection warning light comes on during
cranking or after start up, the “IGNITION” switch must be
turned “OFF” to reset the engine protection system.
Do not attempt to use this equipment until you
have thoroughly read the engine manufacturer’s
manual supplied with your welder. It includes
important safety precautions, detailed engine
starting, operating and maintenance instructions,
and parts lists.
ELECTRIC SHOCK can kill.
• Do not touch electrically live parts or
electrode with skin or wet clothing.
• Insulate yourself from work and
ground
• Always wear dry insulating gloves.
ENGINE EXHAUST can kill.
• Use in open, well ventilated areas or
vent exhaust outside.
MOVING PARTS can injure.
• Do not operate with doors open or
guards off.
• Stop engine before servicing.
• Keep away from moving parts.
See additional warning information at the
front of this operator’s manual.
7. Allow the engine to run at high idle speed for several min-
utes to warm the engine. Stop the engine and recheck the
oil level, after allowing sufficient time for the oil to drain
into the pan. If the level is down, fill it to the full mark
again. The engine controls were properly set at the factory
and should require no adjusting when received.
COLD WEATHER STARTING:
With a fully charged battery and the proper weight oil, the engine
should start satisfactorily even down to about -5°F (-20°C),
below this it may be desirable to use the included block heater.
Note: Cold weather starting may require longer glow plug opera-
tion.
Under NO conditions should ether or other starting fluids be
used!
HIGH ALTITUDE OPERATION:
At higher altitudes, output derating may be necessary. For maxi-
mum rating, derate the welder 2% for every 305 meters (1000
ft.) above 1524 meters (5000 ft.).
Contact a Perkins Service Representative for any engine adjust-
ments that may be required.
STOPPING THE ENGINE
1. Turn the “IGNITION” switch to “OFF”
At the end of each day’s welding, check the crankcase oil level,
drain accumulated dirt and water from the water separator locat-
ed on the fuel rail. Refill the fuel tank to minimize moisture con-
densation in the tank. Also, running out of fuel tends to draw dirt
into the fuel system.
When hauling the welder between job sites, close the fuel feed
valve on the separator located on the fuel rail.
If the fuel supply is cut off or runs out while the fuel pump is
operating, air may be entrapped in the fuel distribution system. If
this happens, bleeding of the fuel system may be necessary. Use
qualified personnel to do this per the instructions in the MAINTE-
NANCE section of this manual.
WARNING
WARNING
Содержание SAE-300 MP K4089-2
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