Lincoln Electric IM604-B manual Welder Controls Function and Operation, Engine ON-OFF Switch

11							11
	Welder Controls - Function and Operation					a.	Welding
							When the electrode touches the work, the welding
		Explanation of Symbols that Appear on this Equipment
							arc is initiated and the engine accelerates to full
							speed.
							After welding ceases (and no auxiliary power is
			OFF
		ON		Low Idle	High Idle
							being drawn), the engine will return to low idle
	ENGINE “ON-OFF” Switch
							after approximately 10 to 14 seconds.
	When placed in the “ON” position, this switch					b.	Auxiliary Power
	energizes the engine ignition circuit.				When placed in		With the engine running at low idle and auxiliary
	the “OFF” position, the ignition circuit is de-energized						power for lights or tools is drawn (approximately
	to shut down the engine.						100-150 watts or greater) from the receptacles,
	ENGINE “START” Push-Button Switch						the engine will accelerate to high speed. If no
							power is being drawn from the receptacles (and
							not welding) for 10-14 seconds, the idler reduces
	Energizes engine starter motor.						the engine speed to low idle.

“Polarity” Switch

CAUTION

Never change the “Polarity” switch setting while welding. This will damage the switch.

“	Range” Switch
	Process	Maximum Current
		on Each Setting
STICK/TIG - CC		50, 70, 90
6	Range Settings	125, 175, 210 DC/225 AC
WIRE FEED - CV
1	Range Setting	200

CAUTION

Never change the “RANGE” Switch setting while welding. This will damage the switch.

“Control”

Provides a fine welding current adjustment within the Range Switch settings in the STICK/TIG mode and welding voltage control with the Range switch set in the wire feed mode.

“IDLER” Switch

The idler switch has two positions, “HIGH” and “AUTO”.

When in “HIGH” ( ) position, the engine will run continuously at high idle.

When in “AUTO” ( / ) idle position, the idler operates as follows:

Starting/Shutdown Instructions

Starting the Engine

WARNING

• Do not touch electrically live parts of electrode with skin or wet clothing.

•Keep flammable material away.

•Insulate yourself from work and

ground. Wear eye, ear, and body protection.

• Keep your head out of the fumes.

• Use ventilation or exhaust to remove fumes from breathing zone.

Be sure all Pre-Operation Maintenance has been per- formed. Also, read the Engine Owner’s Manual.

Remove all loads connected to the AC power recepta- cles. To start the engine, set the “Idler Control” switch in

the Automatic ( /) position. Open the fuel valve on the supply cylinder. Always pull the choke control out when starting the engine; cold, warm or hot. Place the

“Engine” switch in the “ON” position. Push the “START” button and crank the engine until it starts. Release the button as soon as the engine starts. Do not push the “START” button while the engine is running because this will cause damage to the ring gear and/or starter motor. After the engine has started, slowly return the choke control to the full “in” position (Choke Open).

RANGER 8 LPG