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PRO - CUT

™

OPERATOR’S MANUAL

PLASMA CUTTING POWER SOURCE - for Single Phase Input - Code Numbers 9628-1 &

9628

-2 only

Sales and Service through Subsidiaries and Distributors Worldwide

22801 St. Clair Ave. Cleveland, Ohio 44117-1199 U.S.A. Tel. (216) 481-8100

World's Leader in Welding and Cutting Products

Premier Manufacturer of Industrial Motors

IM422-A

October, 1995

Safety Depends on You

Lincoln plasma cutting equipment
is designed and built with safety in
mind. However, your overall safety
can be increased by proper instal-
lation ... and thoughtful operation
on your part.

DO NOT INSTALL

OPERATE OR REPAIR THIS
EQUIPMENT WITHOUT READ-
ING THIS MANUAL AND THE
SAFETY PRECAUTIONS CON-
TAINED THROUGHOUT.

And,

most importantly, think before you
act and be careful.

Содержание PRO-CUT 40

Страница 1: ...and Cutting Products Premier Manufacturer of Industrial Motors IM422 A October 1995 Safety Depends on You Lincoln plasma cutting equipment is designed and built with safety in mind However your overa...

Страница 2: ...spatter or metal ELECTRIC SHOCK can kill 1 a The electrode and work or ground circuits are electrically hot when the power source is on Do not touch these hot parts with your bare skin or wet clothin...

Страница 3: ...ocalized Electric and Magnetic Fields EMF Cutting or gouging current creates EMF fields around torch cables and cutting machines 8 b EMF fields may interfere with some pacemakers so opera tors having...

Страница 4: ...et non inflammables 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 pan talon...

Страница 5: ...nts 10 Pilot Arc Discussion 11 Procedure Recommendations 11 General 11 Thin Gauge Sheet Metal 11 Expanded Metal 11 Thick Sections of Metal 12 In All Cases 12 Suggestions for Extra Utility from the PRO...

Страница 6: ...e the information must 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 pa...

Страница 7: ...minimum preheat temperature is recommended as a starting point Higher tempera tures may be used as required by the job conditions and or prevailing codes If cracking or excessive hardness occurs on th...

Страница 8: ...pproximately 4 7 cfm 133 l min Failure to observe these precautions could result in excessive operating temperatures or damage to the torch HIGH FREQUENCY INTERFERENCE PROTECTION The PRO CUT 40 employ...

Страница 9: ...baffle c Hold resistor body with electrically insulated glove DO NOT TOUCH TERMINALS Carefully lift mylar insulation Connect resistor terminals across two hex head cap screws in position shown Hold in...

Страница 10: ...Safety LED is glowing push the Safety Reset button If there is no problem the LED will go off If there is a problem refer to Step 5 of the Test Step Chart and the Troubleshooting Guide D Set the Purg...

Страница 11: ...e operating manual and on the machine The S19425 1 Drag Cup is recommended when the output control is set in the blue range to pro tect the torch from dross and improper arcing conditions Use proper c...

Страница 12: ...System If it becomes absolutely necessary to cut through a very thick section the air flow at the regulator on the back of the machine may be raised to 75 psi 516 kPa to get a better cut result and m...

Страница 13: ...cable jacket Replace if necessary Check to make sure that nothing is crushing the cable and blocking the flow of air through the air tube inside Also check for kinks in the cable periodically and rel...

Страница 14: ...at rated input voltage Make ohmme ter checks only after power has been disconnected from machine and after capacitors have been dis charged Certain high voltage connections have been insulated with RT...

Страница 15: ...E LED must be lit when refer to the section under that combination air is flowing 2 Check for proper TRIGGER SWITCH operation There should be continuity between J20 2 and J20 4 when the trigger switch...

Страница 16: ...not correct replace the transformer T1 4 Check for 115VAC between J19 9 lead number 215B and J19 7 lead number 215D at the high frequency module 115VAC should be applied for approximately 1 2 second...

Страница 17: ...y or greasy and in good shape LED begins blinking There was a brief arc Replace the consumables if necessary 2 Replace the PWM CONTROL BOARD 3 Replace the MICRO CONTROL BOARD The arc starts but sputte...

Страница 18: ...BOARD Alternating AIR MALFUNCTION LED lights 1 Replace MICRO CONTROL BOARD The SAFETY LED is lit 1 The machine will not operate The machine senses that the nozzle is not in place or the operators coul...

Страница 19: ...s on Switch PC Board 9 pos to 4 5 neg 9 neg to 4 5 pos Remove output load work to elec trode Test Result 1K ohms 100 ohms 100 ohms 1K ohms 1K ohms 100 ohms 100 ohms 1K ohms 100 ohms 500 ohms Conclusio...

Страница 20: ...25 ohms high resistance 25 ohms high resistance 25 ohms high resistance 25 ohms high resistance 100 ohms 1K ohms 1K ohms 100 ohms 100 ohms 1K ohms 1K ohms 100 ohms 100 ohms 1K ohms 1K ohms 1K ohms 1K...

Страница 21: ...1K ohms 100 ohms 1K ohms 100 ohms 1K ohms 100 ohms 1K ohms 100 ohms Conclusion OK Shorted OK Shorted OK Shorted OK Shorted OK Shorted Next Test Step 1 2 1 2 1 2 1 2 1 2 Repair Action Replace D9 In spa...

Страница 22: ...ohms 1 K ohms 100 ohms 1K ohms 100 ohms 1K ohms 100 ohms 1K ohms Conclusion OK Shorted OK Open OK Open OK Open OK Open OK Open OK Open Next Test Step 1 2 1 2 1 2 1 2 1 2 1 2 1 2 Repair Action Replace...

Страница 23: ...ed on 12 Connect an ohmmeter set for X1000 to the hex head screw terminals on the Switch PC board The meter will show the capacitors charging up The meter may take a minute or so to stabilize The valu...

Страница 24: ...hine is on Normal OUTPUT ON On when there is voltage potential at the torch cutting or pilot Normal OUTPUT ON is blinking alternately with AIR PRESSURE when There is a problem with the microprocessor...

Страница 25: ...ads shorted together 4 Foreign matter or interference behind the PC boards If PC board is visibly damaged mechanically such as a part vibrated off or was crushed inspect for cause then remedy before i...

Страница 26: ...04 HIGH FREQ MODULE 607 R15 20K 5W C5 5 660VAC S2 S5 224B 224A LOCKED FAN THERMOSTAT 271 255B S3 S4 150 5W R14 255C THERMOSTAT B W W W 1 2 1 3 4 5 6 7 8 9 2 10 J4 1 3 4 5 6 7 8 2 J2 1 3 4 5 6 7 8 2 10...

Страница 27: ...letin ED 80 or call 216 383 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 s...

Страница 28: ...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 29: ...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 30: ...e such as gun and cable assem blies water coolers FAS TRAK or MIG TRAK equipment Power Arc generator welders Wire Feed Module Factory Installed and field installed optional equipment TO OBTAIN WARRANT...

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