Lincoln Electric IM847-D manual LF-72 Feeder 11075, 11076, Wiring Diagram

LF-72

LF-72 FEEDER (11075, 11076, 11077)

CAVITY NUMBERING SEQUENCE										GENERAL INFORMATION
	(COMPONENT SIDE OF P.C. BOARD)									ELECTRICAL SYMBOLS PER E1537																																						575				1	575A						577A		3			WIRE FEED
											COLOR CODE																																					576				2	576A						576A			10K/2W			SPEED
												BLACK																																				577				3	577A								2
J3	1		J7		1	2	J2	1	3		B -																																																575A		1			CONTROL
	2				3	4		4	6		W -	WHITE																																								4										N.C.		POTENTIOMETER
											R -	RED																																								5
		1	4				1		8																																											6
J5,J8						J1,J14					U -	BLUE																																			N.B.					P8
J9,J60		5	8				9		16
																																														75A						1	75						77		3			REMOTE
																																														76A						2	76						76			10K/2W		CONTROL
																																																													2			VOLTAGE
																																				INPUT ELECTRODE										77A						3	77								1	N.C.		POTENTIOMETER
							552B																			L2						67																				4							75					(OPTIONAL)
							552																													CABLE CONNECTION											N.B.					P7
			GAS																														FEED
			SOLENOID				553																										PLATE
																																																					POST-FLOW							BURNBACK
																																TACH																																TIMER KIT
																																R																								J60
																																				MOTOR /																												(OPTIONAL)
																									1							U
																																B				GEARBOX
																									2																												1	2	3	4	5	6	7	8
																								563	3
																																																					601		515A		605		607
											552B													562	4												B		W
									41A	BAFFLE														575B	5																																	606A		608				N.A.
										MOUNTED														551	6					B
										RECTIFIER															7
										DIODE														550	8			W
										BRIDGE
										+	552A														P5		N.B.
											552C																																					P9																	TRIGGER
										-
																				L4			L5																																							556		A	INPUT
																																												1	2	3	4	5	6	7	8	9 10													TRIGGER
									41	580 42				575																																																554		B
																575B																												50		41A			51			552C
						14 PIN										575C																																																D	J4
					AMPHENOL																																																										N.B.	E
					CONNECTOR					L1																																																		606A
					TO POWER																																																									N.D.
					SOURCE																																																L3							B
							A																																																					606
				OUTPUT			B		2																																																							THERMAL LED
							C
			CONTROL				D		4
			REMOTE				E		77A																																																							W	B
			VOLTAGE				F		76A
			CONTROL				G		75A																																																							COLD FEED
							H		41
			42VAC			ARC	I
							J		50
					CURRENT																																																										558
							K		42																								4								2
			ARC VOLTAGE				L		51				580																																																	515A			S1
																				575C		576																																									515
					SENSE		M		67					577	550									563											587		608			K		558 601	589																				559
							N					562										551			COMMON ANALOG P.C. BOARD
						J6								554			552A 553					556		552										605		607			W	E		559	606	515																		N.C.		GAS PURGE
									N.B.																															Y
												1	2	3	4	5	6	7	8	9	10 11 12 13 14 15 16				1	2	3	4	5	6	1	2	1	2	3	4	5	6	7	8	9	10 11 12 13 14 15 16																						TRIGGER
																			J1									J2			J3									J14																								INTERLOCK
																																																															589		S2
																																																															587
																																																																2-STEP
		NOTES:																																															N.A.													N.C.
		N.A. CAVITY NUMBERING SEQUENCE AS VIEWED FROM COMPONENT SIDE OF BOARD.
		N.B. CAVITY NUMBERING SEQUENCE AS VIEWED FROM LEAD SIDE OF CONNECTOR.
		N.C. TOGGLE SWITCHES AND POTENTIOMETERS SHOWN FROM CONNECTION SIDE OF SWITCH.

N.D. PIN NEAREST THE FLAT EDGE OF LED LENS ALIGNS WITH WHITE LEAD OF LED SOCKET.	A
	L12146

NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual. The specific diagram for a particular code is pasted inside the machine on one of the enclosure panels. If the diagram is illegible, write to the Service Department for a replacement. Give the equipment code number.

F-1

WIRING DIAGRAM

F-1