Manuale d’uso / di manutenzione del prodotto SVM144-B del fabbricante Lincoln Electric
Vai alla pagina of 108
PO WER MIG 255 SVM144-B July , 2006 Safety Depends on Y ou Lincoln arc welding and cutting equipment is designed and built with safety in mind. However , your overall safety can be increased by pr oper installation . . . and thoughtful operation on your part.
Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC i SAFETY i LN-15 FOR ENGINE powered equipment. 1.a. T urn the engine off before troubleshooting and maintenance work unless the maintenance work requires it to be running.
Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC ii SAFETY ii LN-15 ARC RA YS can burn. 4.a. Use a shield with the proper filter and cover plates to protect your eyes from sparks and the rays of the arc when welding or observing open arc welding.
POWER MIG 255 SAFETY iii iii Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC FOR ELECTRICALL Y powered equipment. 8.a. T urn off input power using the disconnect switch at the fuse box before working on the equipment.
POWER MIG 255 SAFETY iv iv Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC PRÉCAUTIONS DE SÛRETÉ Pour votre propre protection lire et observer toutes les instruc.
POWER MIG 255 v v MASTER T ABLE OF CONTENTS FOR ALL SECTIONS Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . i-iv Installation . . . . . . . . . . . . . . . . . . . . . . . . . . .
Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC X Section A-1 Section A-1 T ABLE OF CONTENTS - INST ALLA TION SECTION - Installation ..................................................................................
POWER MIG 255 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC A-2 INST ALLA .
POWER MIG 255 INST ALLA TION A-3 A-3 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC INPUT POWER, GROUNDING AND CONNECTION DIAGRAMS ------------------------------------------------------------------------ 1.
POWER MIG 255 INST ALLA TION A-4 A-4 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC 4.
POWER MIG 255 INST ALLA TION A-5 A-5 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC FIGURE A.3 — RECEPT ACLE DIAGRAM. CONNECT TO A SYSTEM GROUNDING WIRE.
POWER MIG 255 INST ALLA TION A-6 A-6 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC GUN AND CABLE INST ALLA TION The Magnum 250L gun and cable provided with the POWER MIG 255 is factory installed with a liner for 0.
Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC POWER MIG 255 Section B-1 Section B-1 T ABLE OF CONTENTS - OPERA TION SECTION - Operation .............................................................................
POWER MIG 255 OPERA TION B-2 B-2 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC Read entire Operation section before operating the POWER MIG 255.
POWER MIG 255 OPERA TION B-3 B-3 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC PRODUCT DESCRIPTION The POWER MIG™ 255 is a complete semiautomatic constant voltage DC arc welding machine built to meet NEMA specifications.
POWER MIG 255 OPERA TION B-4 B-4 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC DESCRIPTION OF CONTROLS Power ON/OFF Switch — Place the lever in the “ON” position to energize the POWER MIG 255.
POWER MIG 255 OPERA TION B-5 B-5 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC PROCEDURE FOR CHANGING DRIVE AND IDLE ROLL SETS 1.
POWER MIG 255 OPERA TION B-6 B-6 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TO ST ART THE WELDER T urn the Power Switch switch to ON.
POWER MIG 255 OPERA TION B-7 B-7 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC NOTE: Arc starting characteristics may be effected when using the fast run-in mode since optimum start- ing processes are being overridden.
POWER MIG 255 OPERA TION B-8 B-8 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC 5. Use only clean, rust-free electrode. The Lincoln electrodes have proper surface lubrication.
Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC POWER MIG 255 Section C-1 Section C-1 T ABLE OF CONTENTS - ACCESSORIES SECTION - Accessories ..........................................................................
POWER MIG 255 ACCESSORIES C-2 C-2 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC DRIVE ROLL KITS Refer to T able C.1 for various drive roll kits that are available for the POWER MIG.
POWER MIG 255 ACCESSORIES C-3 C-3 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC 3. Using a screwdriver , remove the two screws securing the lower cover panel to the front of the machine.
POWER MIG 255 ACCESSORIES C-4 C-4 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC SPOOL GUN ADAPTER KIT Remove all input power to the POWER MIG 255 before proceeding.
Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC POWER MIG 255 Section D-1 Section D-1 T ABLE OF CONTENTS - MAINTENANCE SECTION - Maintenance ..........................................................................
POWER MIG 255 MAINTENANCE D-2 D-2 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC SAFETY PRECAUTIONS • Have a qualified electrician do the maintenance and troubleshooting work.
POWER MIG 255 MAINTENANCE D-3 D-3 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC FIGURE D.
POWER MIG 255 MAINTENANCE D-4 D-4 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC CONT ACT TIP AND GAS NOZZLE INST ALLA TION 1.
POWER MIG 255 MAINTENANCE D-5 D-5 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC GUN HANDLE DISASSEMBL Y The internal parts of the gun handle may be inspected or serviced if necessary .
POWER MIG 255 MAINTENANCE D-6 D-6 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC ACCESSORIES AND EXPENDABLE REPLACEMENT P ARTS FOR MAGNUM 250L GUN AND CABLE ASSEMBLIES * Included with Power MIG 255.
Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC POWER MIG 255 Section E-1 Section E-1 Theory of Operation ...............................................................................................Section E Input Line V oltage and Main T ransformer.
POWER MIG 255 THEOR Y OF OPERA TION E-2 E-2 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Retur.
POWER MIG 255 THEOR Y OF OPERA TION E-3 E-3 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Retur.
POWER MIG 255 THEOR Y OF OPERA TION E-4 E-4 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Retur.
POWER MIG 255 THEOR Y OF OPERA TION E-5 E-5 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC WIRE DRIVE MOT OR AND FEEDBACK The wire drive motor is controlled by the control board.
POWER MIG 255 THEOR Y OF OPERA TION E-6 E-6 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC THERMAL AND OVERLOAD PROTECTION The POWER MIG 255 has built-in protective ther- mostats that respond to excessive temperatures.
POWER MIG 255 THEOR Y OF OPERA TION E-7 E-7 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC SCR OPERA TION A silicon controlled rectifier (SCR) is a three terminal device used to control rather large currents to a load.
POWER MIG 255 NOTES E-8 E-8 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC.
Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC POWER MIG 255 Section F-1 Section F-1 T ABLE OF CONTENTS - TROUBLESHOOTING & REP AIR SECTION - Tr oubleshooting & Repair Section ..............................
HOW TO USE TROUBLESHOOTING GUIDE Service and repair should be performed by only Lincoln Electric Factory T rained Personnel. Unauthorized repairs performed on this equipment may r esult in danger to the technician and machine operator and will invalidate your factory warranty .
POWER MIG 255 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-3 F-3 Sometimes machine failures appear to be due to PC board failures.
Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AI.
Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-5 F-5 TROUBLESHOOTING GUIDE Observe Safety Guidelines detailed in the beginning of this manual.
POWER MIG 255 TROUBLESHOOTING & REP AIR F-6 F-6 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master T.
POWER MIG 255 TROUBLESHOOTING & REP AIR F-7 F-7 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master T.
POWER MIG 255 TROUBLESHOOTING & REP AIR F-8 F-8 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master T.
POWER MIG 255 TROUBLESHOOTING & REP AIR F-9 F-9 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master T.
POWER MIG 255 TROUBLESHOOTING & REP AIR F-10 F-10 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master.
Service and repair should be performed by only Lincoln Electric factory trained personnel. Unauthorized repairs performed on this equipment may result in danger to the technician or machine operator and will invalidate your factory warranty .
POWER MIG 255 F-12 F-12 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR 4. Locate plug J5 and plug J6 on the G3521 control PC board, and J9 on the M19248 snubber PC board.
POWER MIG 255 F-13 F-13 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR 11 .T urn the machine ON.
POWER MIG 255 TROUBLESHOOTING AND REP AIR F-14 F-14 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC c.
POWER MIG 255 TROUBLESHOOTING & REP AIR F-15 F-15 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC RECTIFIER DIODE BRIDGE TEST Service and repair should only be performed by Lincoln Electric factory trained personnel.
POWER MIG 255 TROUBLESHOOTING & REP AIR F-16 F-16 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC Leads #208R, #209R, and #354 are connected to the rectifier diode bridge (D2).
POWER MIG 255 TROUBLESHOOTING & REP AIR F-17 F-17 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC 9. Make the following voltage test: a.
POWER MIG 255 NOTES F-18 F-18 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TO.
POWER MIG 255 TROUBLESHOOTING & REP AIR F-19 F-19 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master.
POWER MIG 255 TROUBLESHOOTING & REP AIR F-20 F-20 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC 4. V erify that the capacitors have completely discharged with a volt- ohmmeter .
POWER MIG 255 TROUBLESHOOTING & REP AIR F-21 F-21 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC FIGURE F .5 — SCR 1 TEST POINTS.
POWER MIG 255 NOTES F-22 F-22 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TO.
POWER MIG 255 TROUBLESHOOTING & REP AIR F-23 F-23 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master.
POWER MIG 255 TROUBLESHOOTING & REP AIR F-24 F-24 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC 4. V erify that the capacitors have completely discharged with a volt- ohmmeter .
POWER MIG 255 TROUBLESHOOTING & REP AIR F-25 F-25 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC 8. Use a commercial SCR tester or con- struct the tester circuit shown in Figure F .
POWER MIG 255 TROUBLESHOOTING & REP AIR F-26 F-26 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC 15. Reconnect the tester leads.
POWER MIG 255 TROUBLESHOOTING & REP AIR F-27 F-27 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master.
POWER MIG 255 TROUBLESHOOTING & REP AIR F-28 F-28 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC 3. Locate plug J1 on the G3521 control PC board.
POWER MIG 255 TROUBLESHOOTING & REP AIR F-29 F-29 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC 2. Locate plug J1 on the G3521 control PC board.
POWER MIG 255 TROUBLESHOOTING & REP AIR F-30 F-30 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC c. T urn the machine ON and pull the gun trigger to conduct the voltage test.
POWER MIG 255 TROUBLESHOOTING & REP AIR F-31 F-31 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC 0 VOLTS 20.0 V 2.5 ms This is a typical DC output voltage waveform generated from a properly operating machine.
POWER MIG 255 TROUBLESHOOTING & REP AIR F-32 F-32 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC 0 VOLTS 20.
POWER MIG 255 TROUBLESHOOTING & REP AIR F-33 F-33 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC 0 VOLTS 20.
POWER MIG 255 TROUBLESHOOTING & REP AIR F-34 F-34 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC 0 VOLTS 20.
POWER MIG 255 TROUBLESHOOTING & REP AIR F-35 F-35 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC 0 VOLTS 2.00 V 5 ms TYPICAL SCR GA TE VOL T AGE W A VEFORM This is a typical SCR gate pulse voltage waveform.
POWER MIG 255 NOTES F-36 F-36 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TO.
POWER MIG 255 F-37 F-37 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING AND REP AIR Service and repair should be performed by only Lincoln Electric factory trained personnel.
POWER MIG 255 F-38 F-38 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING AND REP AIR CONTROL PC BOARD REMOV AL AND REPLACEMENT PROCEDURE (Continued) REMOV AL AND REPLACEMENT PROCEDURE 1.
POWER MIG 255 F-39 F-39 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING AND REP AIR CONTROL PC BOARD REMOV AL AND REPLACEMENT PROCEDURE (Continued) 7.
POWER MIG 255 NOTES F-40 F-40 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TO.
POWER MIG 255 TROUBLESHOOTING & REP AIR F-41 F-41 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC Service and repair should be performed by only Lincoln Electric factory trained personnel.
POWER MIG 255 TROUBLESHOOTING & REP AIR F-42 F-42 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC 6. Disconnect the wire connectors J13 and J12 to the motor/gearbox assem- bly .
POWER MIG 255 TROUBLESHOOTING & REP AIR F-43 F-43 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC 15.
POWER MIG 255 NOTES F-44 F-44 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TO.
POWER MIG 255 TROUBLESHOOTING & REP AIR F-45 F-45 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC Service and repair should be performed by only Lincoln Electric factory trained personnel.
POWER MIG 255 TROUBLESHOOTING & REP AIR F-46 F-46 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC 3. Disconnect lead #204 and heavy alu- minum choke lead from the middle heat sink with a 1/2 in.
POWER MIG 255 TROUBLESHOOTING & REP AIR F-47 F-47 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC 8. Clear the leads and carefully remove the SCR rectifier assembly .
POWER MIG 255 NOTES F-48 F-48 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TO.
POWER MIG 255 TROUBLESHOOTING & REP AIR F-49 F-49 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC The liquid electrolite in the capacitors is toxic.
POWER MIG 255 TROUBLESHOOTING & REP AIR F-50 F-50 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC tive capacitor bank buss bar using a 1/2 in.
POWER MIG 255 TROUBLESHOOTING & REP AIR F-51 F-51 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC Service and repair should be performed by only Lincoln Electric factory trained personnel.
POWER MIG 255 TROUBLESHOOTING & REP AIR F-52 F-52 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC 6.
POWER MIG 255 TROUBLESHOOTING & REP AIR F-53 F-53 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC 11 . Unplug and label leads X5, X6, X7, X8, and X9.
POWER MIG 255 NOTES F-54 F-54 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TO.
POWER MIG 255 TROUBLESHOOTING & REP AIR F-55 F-55 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC Service and repair should be performed by only Lincoln Electric factory trained personnel.
POWER MIG 255 TROUBLESHOOTING & REP AIR F-56 F-56 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC a. Loosen and remove the two nuts and lock washers from the motor mounting bracket using a 1 1/32 in.
POWER MIG 255 TROUBLESHOOTING AND REP AIR F-57 F-57 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master T.
POWER MIG 255 NOTES F-58 F-58 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TO.
Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC POWER MIG 255 Section G-1 Section G-1 T ABLE OF CONTENTS - ELECTRICAL DIAGRAMS SECTION - Electrical Diagrams ..........................................................
G-2 ELECTRICAL DIAGRAMS POWER MIG 255 WIRING DIAGRAM - ENTIRE MACHINE - CODE 10563 - (L10979) 392 325 515B 209S ** 204S 209R 209 209S W 254 256 551 254A 552 COLOR CODE: ELECTRICAL SYMBOLS PER E1537 GE.
G-3 ELECTRICAL DIAGRAMS POWER MIG 255 WIRING DIAGRAM - ENTIRE MACHINE - CODE 10583 - (L10980) G-3 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC 1 209 555 B W 515 254 262 207 P.
G-4 ELECTRICAL DIAGRAMS POWER MIG 255 G-4 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC WIRING DIAGRAM - ENTIRE MACHINE - CODE 10986 - (L1 1980) NOTE: This diagram is for reference only .
G-5 ELECTRICAL DIAGRAMS POWER MIG 255 G-5 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC WIRING DIAGRAM - ENTIRE MACHINE - CODE 10990 - (L1 1979) NOTE: This diagram is for reference only .
G-6 ELECTRICAL DIAGRAMS POWER MIG 255 CONTROL PC BOARD SCHEMA TIC - (G3520-1D1) G-6 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return .
G-7 ELECTRICAL DIAGRAMS POWER MIG 255 CONTROL PC BOARD ASSEMBL Y - (G3521-1) Ch’ge. Sht. No. 3521-1 XE-RW A POWER MIG 255 CONTROL P.C. BOARD ASSEMBLY C.S./ FULL 3521-1 12-18-98 G2803-1 THE LINCOLN ELECTRIC CO. CLEVELAND, OHIO U.S.A. EQUIP. TYPE SCALE DR DATE CHK REF.
G-8 ELECTRICAL DIAGRAMS POWER MIG 255 G-8 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return .
G-9 ELECTRICAL DIAGRAMS POWER MIG 255 G-9 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC DISPLA Y PC BOARD ASSEMBL Y - (L10952-1) 10952-1 Ch’ge.
G-10 ELECTRICAL DIAGRAMS POWER MIG 255 SNUBBER PC BOARD SCHEMA TIC - (S24374) 204S J1 1 J1 8 5W 10 R1 J1 6 J1 2 J1 3 J1 4 400V .68 C2 J1 5 J1 7 5W 10 R2 24374 209R SNUBBER BOARD NONE .022/50V MFD UNLESS OTHERWISE SPECIFIED) POWER SUPPLY SOURCE POINT POWERMIG 255 N.
G-11 ELECTRICAL DIAGRAMS POWER MIG 255 G-11 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC SNUBBER PC BOARD ASSEMBL Y - (M19248-1) 19248-1 Ch’ge.
SVM ERROR REPORTING FORM We need to know if there are errors in our manuals. W e also value any suggestions as to additional tests or procedures that would make this SVM a better tool for you.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Lincoln Electric SVM144-B è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Lincoln Electric SVM144-B - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Lincoln Electric SVM144-B imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Lincoln Electric SVM144-B ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Lincoln Electric SVM144-B, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Lincoln Electric SVM144-B.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Lincoln Electric SVM144-B. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Lincoln Electric SVM144-B insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
