background image

F-1

F-1

WIRING DIAGRAMS

1

209

555

B

W

515

254

262

207

P

.M.

208S

J9

B

T

A

C

H

D1

ASBL

Y

2-01A

11

1

28.4V

14.2V

14.2V

116.6V

515

206A

SCI

541A

326

543

206B

353

GENERAL INFORMA

TION

CA

VITY NUMBERING SEQUENCE

(COMPONENT SIDE OF P

.C. BOARD)

1

2

1

J7

1

16

J5

9

TO

WORK

CA

VITY

J13

WIRE FEED

SPEED

C1 THRU C3

31,000 MFD

50V

4

-

U

515B

555

206B

206

204S

3

2

SCR HEA

TSINK

ASSEMBL

Y

THERMOST

A

T

8

7

6

5

4

3

L10980

204

G1

X7

325A

324

SCI

390

FOR SPOOL GUN OPTION

OUTPUT

CHOKE

+

X4

206B

G2

209S

H4

**

COLOR  CODE:

H5

GUN

TRIGGER

POWER

TRANSFORMER

4

2

324

325

324

H3

J3

7

7

5

209R

320B

W

G1

3

4

1

2

3

4

7

CURRENT AND DUTY CYCLE OF IMMEDIA

TE AND

FUTURE APPLICA

TIONS.

5

3

-

N.B.  THIS DIAGRAM SHOWS THE "ELECTRODE" POLARITY

SNUBBER 

BOARD

D2

BAFFLE

MOUNTED

RECTIFIER

DIODE

BRIDGE

W

207

B

205

390

10

256

206S

205

352

X9

**

325B

DISPLA

Y

BOARD

X5

208R

209R

354

8

12

2

3

4

8

6

5

7

14

15

16

J12

1

2

209

208

206

354

325B

GND

320

353

252

2

1

4

2

3

13

12

10

6

5

1

2

208R

208

204S

209S

500

256

551

552

206B

251

555

X8

515B

G2

325

J11

1

1

2

3

X8

3

4

C3

+

C2

C1

X2

X3

R4

INDICA

TES CONNECTOR CA

VITY NO.

U - BLUE

R - RED

W - WHITE

B - BLACK

SECONDAR

Y VOL

T

AGES SHOWN

ARE NO LOAD RMS V

ALUES

OUTPUT CHOKE

THERMOST

A

T

+

+

B

206S

L1

H2

H5

5

R

H4

H1

4

2

1

3

H1

LINE

SWITCH

S1

RECONNECT

P

ANEL

(SHOWN CONNECTED

FOR 230V)

TO SINGLE PHASE

SUPPL

Y LINE

TO GROUND PER

NA

TIONAL ELECTRICAL

CODE

ARC

VOL

T

AGE

10

6

5

1

J4

4

3

14

8

252

253

5

4

2

FOR TIMER

OPTION

6

GAS

SOLENOID

4

3

2

1

261

263

204

L2

15 OHMS

100 W

R1

204B

+

208S

6

R.F

. FIL

TER

SCR 2

254A

R3

FA

N

MOTOR

392

254

253

X6

X7

X7

X1

H1

H2

H1

H3

H4

W

B

L2

L1

**

1

6

8

9

10

J5

28.4V

J6

320

**

R.F

.

CHOKE

AS'BL

Y

GND

4

9

10

11

12

13

1

2

3

4

5

J7

5

6

J8

515B

550

X6

NOTES:

N.A.  WELDING CABLE MUST BE OF PROPER CAP

ACITY FOR THE

J1

2

10

8

(NON-LEAD SIDE OF CONNECTOR)

2

1

J10

1

7

1

1

J2

J4

6

7

8

3

9

1

10

5

7

8

9

260

264

267

265

14

11

J2

J1

9

8

1

2

CONTROL BOARD

6

7

8

X9

X9

X5

POWER F

ACTOR

ENHANCEMENT

CHOKE

251

325

1

J6

J8

J9

6

5

4

6

1

J3

NUMBERING SEQUENCE

12

7

J12

8

2

J11

J13

4

3

1

352

J10

POWER MIG 255 (230/460/575V)

515

500

551

550

552

ELECTRICAL SYMBOLS PER E1537

SCR 1

SCR HEA

TSINK

MOTOR/

GEARBOX

B

X6

X5

X8

CONDUCTOR STRAP AND WORK STUD.

OFF AND REVERSE LEAD CONNECTIONS A

T

 CABLE

"POSITIVE".  TO CHANGE POLARITY

, TURN THE UNIT

392

W

PM 255

Содержание PM 255

Страница 1: ...wever your overall safety can be increased by proper installation and thoughtful operation on your part DO NOT INSTALL OPERATE OR REPAIR THIS EQUIPMENT WITHOUT READING THIS MANUAL AND THE SAFETY PRECA...

Страница 2: ...ARERS SHOULD CONSULT WITH THEIR DOCTOR BEFORE OPERATING Read and understand the following safety highlights For additional safety information it is strongly recommended that you purchase a copy of Saf...

Страница 3: ...earth ground 3 f Maintain the electrode holder work clamp welding cable and welding machine in good safe operating condition Replace damaged insulation 3 g Never dip the electrode in water for coolin...

Страница 4: ...the welding sparks from starting a fire Remember that welding sparks and hot materials from welding can easily go through small cracks and openings to adjacent areas Avoid welding near hydraulic line...

Страница 5: ...et non inflamma bles 4 Des gouttes de laitier en fusion sont mises de l arc de soudage Se prot ger avec des v tements de protection libres de l huile tels que les gants en cuir chemise paisse pantalo...

Страница 6: ...be followed to avoid minor personal injury or damage to this equipment CAUTION Please Examine Carton and Equipment For Damage Immediately When this equipment is shipped title passes to the purchaser u...

Страница 7: ...ools B 3 To Start the Welder B 3 Feeding Wire Electrode B 4 Idle Roll Pressure Setting B 4 Setting Run in Speed B 4 Making a Weld B 5 Avoiding Wire Feeding Problems B 5 Fan Control B 6 Input Line Volt...

Страница 8: ...le Installation D 1 Gun Tubes and Nozzles D 1 Cable Cleaning D 1 Liner Removal and Replacement D 2 Gun Handle Disassembly D 2 Accessories and Expendable Replacement Parts D 3 Troubleshooting Section E...

Страница 9: ...PUT SINGLE PHASE ONLY RATED OUTPUT OUTPUT RECOMMENDED INPUT WIRE AND FUSE SIZES Height Width Depth Weight 31 79 in 18 88 in 38 78 in 220 Ibs 808 mm 480 mm 985 mm 100 kg PHYSICAL DIMENSIONS Wire Speed...

Страница 10: ...n kill Only qualified personnel should perform this installation Only personnel that have read and under stood the PM 255 Operating Manual should install and operate this equipment Machine must be gro...

Страница 11: ...g runs over 100 feet larger copper wires should be used Fuse the two hot lines with super lag type fuses as shown in the following diagram The center contact in the receptacle is for the grounding con...

Страница 12: ...e welder as shipped from the factory is connected for electrode positive polarity This is the normal polarity for GMA welding If negative polarity is required interchange the connection of the two cab...

Страница 13: ...GREASE OR DAMAGE IS PRESENT Inform your gas supplier of this condition Oil or grease in the presence of high pressure oxygen is explosive 3 Stand to one side away from the outlet and open the cylinde...

Страница 14: ...ground Always wear dry insulating gloves FUMES AND GASES can be dangerous Keep your head out of fumes Use ventilation or exhaust to remove fumes from breathing zone WELDING SPARKS can cause fire or e...

Страница 15: ...rated 12 ft 3 6 m GMAW gun and cable assembly equipped for these wire sizes Use of GMAW processes requires a supply of shielding gas WELDING CAPABILITY The PM 255 is rated at 250 amps 26 volts at a 40...

Страница 16: ...tion when feed ing so as to be de reeled from top of the coil 7 Set one of the Readi Reel inside cage wires on the slot in the retain ing spring tab 8 Lower the Readi Reel to depress the retaining spr...

Страница 17: ...tput and press the gun trigger for several seconds 2 If the wire birdnests jams or breaks at the drive roll the idle roll pressure is too great Back the adjustment knob out 1 2 turn run new wire throu...

Страница 18: ...ow rate typically 25 35 CFH 12 16 liters min 6 When using Innershield electrode the gas nozzle may be removed from the insulation on the end of the gun and replaced with the gasless nozzle This will g...

Страница 19: ...r proper size tip liner and drive rolls for any obstructions or bends in the gun cable and any other factors that would impede the wire feeding to resume welding simply pull the trig ger There is no c...

Страница 20: ...ps 40 duty and is equipped with the integrated con nector twist lock trigger connector fixed nozzle and insulator and includes a liner diffuser and contact tips for the wire sizes specified MAGNUM GUN...

Страница 21: ...to hold thin sheet metal together prior to manual stitch or con tinuous welding To use this feature adjust the On Time 0 5 seconds as appropriate to obtain the desired results Closing the trigger init...

Страница 22: ...be ready to use Closing either gun trigger will cause the electrode of both guns to be electrically HOT Be sure unused gun is positioned so electrode or tip will not contact metal case or other metal...

Страница 23: ...ed prob lems are experienced try liner replacement and refer to trouble shooting section on rough wire feeding SAFETY PRECAUTIONS ELECTRIC SHOCK can kill Have an electrician install and service this e...

Страница 24: ...t be installed in another gun unless it can meet the liner cutoff length requirement Liners are shipped with the jacket of the liner extended the proper amount 1 Remove the gas nozzle and nozzle insul...

Страница 25: ...2 mm Alum Wire Alum Wire GAS NOZZLES Fixed Flush M16081 1 3 8 9 5 mm M16081 2 1 2 12 7 mm M16081 3 5 8 15 9 mm Fixed Recessed M16080 1 3 8 9 5 mm M16080 2 1 2 12 7 mm M16080 3 5 8 15 9 mm Requires Gas...

Страница 26: ...ed POSSIBLE CAUSE lists the obvious external possibilities that may contribute to the machine symptom Step 3 RECOMMENDED COURSE OF ACTION This column provides a course of action for the Possible Cause...

Страница 27: ...reconnect panel configu ration 1 Remove gun assembly from machine If problem is solved gun assembly is faulty Repair or replace 2 If problem persists when gun assembly is removed from machine then th...

Страница 28: ...sed and pulled again the wire feed starts POSSIBLE AREAS OF MISADJUSTMENT S 1 The gun cable may be kinked or twisted 2 The wire may be jammed in the gun cable or gun cable may be dirty 3 Check drive r...

Страница 29: ...n trigger is pulled the problem is within the PM 255 5 Make sure the gun is pushed all the way into gun mount and is properly seated RECOMMENDED COURSE OF ACTION If all recommended possible areas of m...

Страница 30: ...4 C3 C2 C1 X2 X3 R4 INDICATES CONNECTOR CAVITY NO U BLUE R RED W WHITE B BLACK SECONDARY VOLTAGES SHOWN ARE NO LOAD RMS VALUES OUTPUT CHOKE THERMOSTAT B 206S L1 H2 H5 5 R H4 H1 4 2 1 3 H1 LINE SWITCH...

Страница 31: ...F 2 F 2 DIMENSION PRINT 3 00F M19231 PM 255...

Страница 32: ...NOTES PM 255...

Страница 33: ...NOTES PM 255...

Страница 34: ...NOTES PM 255...

Страница 35: ...383 2259 and ask for the Welding School Registrar Lincoln Welding School BASIC COURSE 700 00 5 weeks of fundamentals There is a 10 discount on all orders of 50 00 or more for shipment at one time to...

Страница 36: ...electrically live parts or electrode with skin or wet clothing Insulate yourself from work and ground No toque las partes o los electrodos bajo carga con la piel o ropa moja da Aislese del trabajo y...

Страница 37: ...e Be und Entl ftung des Arbeitsplatzes Mantenha seu rosto da fuma a Use ventila o e exhaust o para remover fumo da zona respirat ria Turn power off before servicing Desconectar el cable de ali mentaci...

Страница 38: ...and Service through Subsidiaries and Distributors Worldwide Cleveland Ohio 44117 1199 U S A TEL 216 481 8100 FAX 216 486 1751 WEB SITE www lincolnelectric com World s Leader in Welding and Cutting Pr...

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