Instruction/ maintenance manual of the product MC-80 Miller Electric
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cover 5/94 – Ref. ST-800 895 PRINTED IN USA 1995 MILLER Electric Mfg. Co. Air-Cooled Plasma Arc Cutting (P AC) T orches Can Be Used For Plasma Arc Gouging (P AG) 80 Amperes, 120 V olts DC At 100% Duty Cycle Safety Interlock Devices Shut Down Power Source Hand-Held T orch Equipped With Either 25 Or 50 ft (7.
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sr2 1 1/92 PLASMA ARC CUTTING SAFETY PRECAUTIONS W ARNING PROTECT YOURSELF AND OTHERS FROM POSSIBLE SERIOUS INJUR Y OR DEA TH. KEEP CHILDREN A W A Y . P ACEMAKER WEARERS KEEP A WA Y UNTIL CONSUL TING YOUR DOCTOR. In cutting, as in most jobs, exposure to certain hazards occurs.
sr2 1 1/92 FUMES AND GASES can be hazardous to your health. Cutting produces fumes and gases. Breathing these fumes and gases can be hazardous to your health. 1. Keep your head out of the fumes. Do not breathe the fumes. 2. If inside, ventilate the area and/or use exhaust at the arc to remove cutting fumes and gases.
OM-1592A – 5/95 EMF INFORMA TION Th e following is a quotation from the General Conclusions Section of the U.S. Congress, Office of T echnology Assessment, Biological Effects of Power Frequency Electric & Magnetic Fields – Background Paper , OT A-BP-E-53 (Washington, DC: U.
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OM-1592 Page 1 SECTION 1 – SAFETY INFORMA TION mod1.1 2/93 Read all safety messages throughout this manual. Obey all safety messages to avoid injury . Learn the meaning of W ARNING and CAUTION. 1 Safety Alert Symbol 2 Signal Word W ARNING means possible death or serious injury can happen.
OM-1592 Page 2 Ref. ST-800 895 / Ref. ST -801 208 A B Inches Millimeters A 10-1/2 267 B 1-3/8 35 C 1-1/4 32 D 1-5/16 33 E 13-1 1/16 348 D Hand-Held T orch Machine-Held T orch C E Figure 2-1. Overall Dimensions 2-1. Duty Cycle CAUTION CUTTING LONGER THAN RA TED DUTY CYCLE can damage cutter and torch and void warranty .
OM-1592 Page 3 SECTION 3 – INST ALLA TION 3-1. Installing Hand-Held T orch ELECTRIC SHOCK can kill. • Do not touch live electrical parts. • T urn Of f cutter , and disconnect input power before installing torch. MOVING P ARTS can cause injury . • Keep away from moving parts.
OM-1592 Page 4 3-2. Installing Machine-Held T orch And Remote T rigger Pendant ELECTRIC SHOCK can kill. • Do not touch live electrical parts. • T urn Of f cutter , and disconnect input power before installing torch. MOVING P ARTS can cause injury .
OM-1592 Page 5 SECTION 4 – OPERA TING THE TORCH W ARNING ELECTRIC SHOCK can kill. • Always wear dry insulating gloves. • Insulate yourself from work and ground. • Do not touch live electrical parts. • Keep all panels and covers securely in place.
OM-1592 Page 6 CAUTION TIP AND EL ECTRO DE WEAR BEYOND RECOM MENDED V AL UES or OPERA TI ON WI THO UT TI P OR ELECT RODE can damag e torch. • Inspect cup, tip, and electrode before cutting or whenever cutting speed has been significantly reduced (see Section 5-2).
OM-1592 Page 7 Figure 4-2. Sequence Of Plasma Arc Cutting (P AC) HITTING TORCH ON A HARD SURF ACE to remove spatter can damage torch. • Do not clean torch by hitting it against a hard surface. • Hitting hard surfaces can damage torch parts and stop proper operation.
OM-1592 Page 8 SECTION 5 – MAINTENANCE & TROUBLESHOOTING ELECTRIC SHOCK can kill. • Do not touch live electrical parts. • T urn Of f cutter , and disconnect input power before inspecting, maintaining, or servicing. HOT P ARTS can cause severe burns.
OM-1592 Page 9 5-2. Checking/Replacing Cup, Tip, And Electrode CAUTION OVERTIGHTENING will strip threads. • Do not overtighten electrode, tip, and cup during assembly . • Do not cross-thread parts causing stripping. • Use care during torch assembly and parts replacement.
OM-1592 Page 10 5-3. T roubleshooting ELECTRIC SHOCK can kill. • Do not touch live electrical parts. • T urn Of f cutter , and disconnect input power before inspecting, maintaining, or servicing. HOT P ARTS can cause severe burns. • Allow cooling period before maintaining or servicing.
OM-1592 Page 1 1 SECTION 6 – P ARTS LIST Description Part No. Item No. Figure 6-1. T orch, MC-80 (Hand-Held) Quantity 1 172 385 TORCH, body assembly (consisting of) 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
OM-1592 Page 12 Description Part No. Item No. Figure 6-3. T orch, MC-80 (Machine) Quantity 1 175 833 TORCH, body assembly (consisting of) 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 175 829 TORCH HEAD, (Includes Item 5) 1 .
Warranty Questions? Call 1-800-4-A-MILLER for your local Miller distributor. miller_warr 7/00 Y our distributor also gives you ... Service Y ou always get the fast, reliable response you need. Most replacement parts can be in your hands in 24 hours. Support Need fast answers to the tough welding questions? Contact your distributor .
PRINTED IN USA 2000 Miller Electric Mfg. Co. 6/00 Miller Elect ric Mfg. Co. An I l li noi s T ool Works Com pany 1635 West Spenc er St reet Applet on, W I 54914 USA International He adquarters –.
An important point after buying a device Miller Electric MC-80 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Miller Electric MC-80 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Miller Electric MC-80 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Miller Electric MC-80 you will learn all the available features of the product, as well as information on its operation. The information that you get Miller Electric MC-80 will certainly help you make a decision on the purchase.
If you already are a holder of Miller Electric MC-80, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Miller Electric MC-80.
However, one of the most important roles played by the user manual is to help in solving problems with Miller Electric MC-80. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Miller Electric MC-80 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
