Miller ElectricメーカーSpectrum 1250Rの使用説明書/サービス説明書
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Visit our website at www.MillerW elds.com Processes Descrip tio n Air Plasma Cutting and Gouging Air Plasma Cutter OM -217 168 808F October 1998 Spectrum 1000 And 1250 R.
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T ABLE OF CONTENTS SECTION 1 – SAFETY PRECAUTIONS - READ BEFORE USING 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1. Symbol Usage 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
dec_con1 10/95 Declaration of Conformity For European Community (CE) Products This information is provided for units with CE certification (see rating label on unit.) NOTE Manufacturer ’ s Name: Miller Electric Mfg. Co. Manufacturer ’ s Address: 1635 W .
OM-217 Page 1 SECTION 1 – SAFETY PRECAUTIONS - READ BEFORE USING pom _nd_5/97 1-1. Symbol Usage Means W arning! W atch Out! There are possible hazards with this procedure! The possible hazards are shown in the adjoining symbols. Y Marks a special safety message.
OM-217 Page 2 D Do not bypass or try to defeat the safety interlock systems. D Use only torch(es) specified in Owner ’ s Manual. D Keep away from torch tip and pilot arc when trigger is pressed. D Clamp work cable with good metal-to-metal contact to workpiece (not piece that will fall away) or worktable as near the cut as practical.
OM-217 Page 3 1-3. Additional Symbols for Installation, Operation, and Maintenance HOT P ARTS can cause severe burns. D Do not touch hot parts bare handed. D Allow cooling period before working on torch. MOVING P ARTS can cause injury . D Keep away from moving parts such as fans.
OM-217 Page 4 1-4. Principal Safety Standards Safety in Welding and Cutting , ANSI Standard Z49.1, from American W elding Society , 550 N.W . LeJeune Rd, Miami FL 33126 Safety and Health Standards , OSHA 29 CFR 1910, from Superinten- dent o f Documents, U.
OM-217 Page 5 SECTION 1 – CONSIGNES DE S É CURIT É – LIRE A V ANT UTILISA TION pom_fre _nd_4/97 1-1. Signification des symboles Signifie Mise en garde ! Soyez vigilant ! Cette proc é dure pr é sente des risques de danger ! Ceux-ci sont identifi é s par des symboles adjacents aux directives.
OM-217 Page 6 D N ’ approchez pas le tube du chalumeau et l ’ arc pilote lorsque la g â chette est enfonc é e. D Le c â ble de masse doit ê tre pinc é correctement sur la pi è ce à couper ,.
OM-217 Page 7 1-3. Dangers suppl é mentaires en relation avec l ’ installation, le fonctionnement et la maintenance DES PIECES CHAUDES peuvent pro- voquer des br û lures graves. D Ne pas toucher des parties chaudes à mains nues. D Laisser refroidir avant d ’ intervenir sur la torche.
OM-217 Page 8 1-5. Information sur les champs é lectromagn é tiques Donn é es sur le soudage é lectrique et sur les effets, pour l ’ organisme, des champs magn é tiques basse fr é quence L ’.
OM-217 Page 9 SECTION 2 – DEFINITIONS 2-1. W arning Label Definitions W arning! Watch Out! There are possible hazards as shown by the symbols. 1 Cutting sparks can cause explosion or fire. 1.1 Keep flammables away from cutting. Do not cut near flammables.
OM-217 Page 10 W arning! Watch Out! There are possible hazards as shown by the symbols. Electric shock from wiring can kill. Disconnect input plug or power before working on machine.
OM-217 Page 1 1 2-2. Manufacturer ’ s Rating Label For CE Products Drawing # Match label to one on unit. See Section 3-4. S-174 462-A 3 EN 60974-1 X 80% 100% 30A/120V 100A/120V U 0 = 270V I 2 100A 8.
OM-217 Page 12 2-3. Symbols And Definitions Some symbols are found only on CE products. NOTE A Amperes Plasma Arc Cutting (P AC) T rigger Hold On T rigger Hold Of f V V olts Pilot/Pulse Starting Conti.
OM-217 Page 13 Continuous W elding 8 Minutes W elding 2 Minutes Resting 3-2. Duty Cycle And Overheating Duty Cycle is percentage of 10 min - utes that unit can cut at rated load without overheating. If unit overheats, thermostat(s) opens, output stops, T emperature trouble light goes On, and cooling fan runs.
OM-217 Page 14 3-4. Selecting A Location 1 Lift Hook Install lift hooks using supplied bolts. T ighten to 25 ft/lb (34 N · m). 2 Spreader Bar (Not Supplied) 3 Lifting Cable (Not Supplied) If lifting unit, use spreader and cable. 4 Lifting Eye 5 Lifting Forks If using lifting forks, extend forks beyond opposite side of unit.
OM-217 Page 15 3-5. Dimensions And Weight Dimensions Height 37-1/4 in (946 mm) A Width 22-3/4 in (578 mm) B C Length 20 in (508 mm) C A 22-1/16 in (560 mm) B 21-1/32 in (210 mm) D C 1-1/32 in (26 mm) .
OM-217 Page 16 3-7. Connecting W ork Clamp And Gas/Air Supply ST-800 958 / ST -800 701 / S-0818 1 Work Cable Connect work cable to supplied clamp as shown. Connect work clamp to a clean lo- cation on workpiece, as close to cutting area as possible. . Use only clean, dry air or nitro- gen gas.
OM-217 Page 17 Panel 3-8. Remote Control Connections Ref. ST-159 466-C / Ref. ST -150 802-A Y T urn Off power before instal- ling remote control. Remove left side panel. 1 T erminal Strip 1T 2 Connection Label . Lead colors shown match those o f Remote Pendant Con- trol supplied with machine-held torches.
OM-217 Page 18 3-9. Electrical Service Guide 60 Hertz Models 70 Ampere Model 100 Ampere Model Input V oltage 230 460 575 200 230 460 575 Input Amperes At Rated Output 54 27 22 85 74 37 30 Max Recommen.
OM-217 Page 19 3-10. Placing Jumper Links And Connecting Input Power Ref. ST-800 718 Check input voltage available at site. 1 Jumper Link Label Check label – only one is on unit. 2 Jumper Links Move jumper links to match input voltage. 3 Input And Grounding Conductors Select size and length using Sec- tion 3-9.
OM-217 Page 20 SECTION 4 – OPERA TION 4-1. Controls Ref. ST-159 465-A / ST -800 701 / S-0818 1 2 3 4 5 6 7 8 1 Pilot Light 2 Power Switch 3 Output Control Use control to set cutting output. Fo r non-shielded cutting, use a 1/8 in (3 mm) standof f distance between torch tip and workpiece.
OM-217 Page 21 SECTION 5 – MAINTENANCE & TROUBLESHOOTING 5-1. Routine Maintenance Y Disconnect power before maintaining. . Maintain more often during severe conditions.
OM-217 Page 22 5-2. Overload Protection: Fuses Y T urn Off power and discon- nect input power before checking fuses. Remove left side panel. 1 Main Fuse F1 F1 protects control transformer T2 from overload.
OM-217 Page 23 5-3. Overload Protection: T rouble Lights & Checking Shield Cup Shutdown System If certain problems occur , the Ready light goes off, a trouble light comes on, and output stops. 1 Gas/Air Or Shield Cup Light Lights if low gas/air pressure oc- curs, if shield cup is loose, or if o- ring is defective.
OM-217 Page 24 5-4. Adjusting Spark Gap Y T urn Off power before ad- justing spark gap. Remove left side panel. 1 Tungsten End Of Point Replace point if tungsten end dis- appears; do not clean or dress tungsten. 2 Spark Gap Normal spark gap is 0.030 in (0.
OM-217 Page 25 1T 5-5. T orch And Work Cable Connections Y T urn Off power before re- moving side panel. If torch or work cable needs to be removed or replaced, remove left side panel, and proceed as .
OM-217 Page 26 5-6. T roubleshooting T rouble Remedy No cutting output; Power light of f; T rouble lights of f; Ready light o f f; fan mo- tor FM does not run. Place Power switch in On position. Place line disconnect device in On position (see Section 3-10).
OM-217 Page 27 T rouble Remedy T emperature T rouble light on ; Ready light of f. Thermostat TP1 and/or TP2 open (overheating). Allow fan to run; the thermostat closes when the unit has cooled (see Section 3-2). Have Factory Authorized Service Agent check timer/control board PC1.
OM-217 Page 28 SECTION 6 – ELECTRICAL DIAGRAMS Figure 6-1. Circuit Diagram For 60 Hertz Power Sources SC-183 062-A.
OM-217 Page 29 Figure 6-2. Circuit Diagram For 50 Hertz Power Sources SC-176 919-A.
OM-217 Page 30 SECTION 7 – HF IN PLASMA CUTTING 7-1. High Frequency In Plasma Arc Cutting (P AC) high_freq2 4/95 – S-0753 1 Plasma Arc T orch 2 High-Frequency V oltage Used inside torch to ionize gap between electrode and tip to help start the pilot arc.
OM-217 Page 31 7-3. Correct Installation A. Worksite Requirements 1 Plasma Arc Cutting Source Ground metal machine case, line disconnect device, input supply , and workpiece (if required). 2 Center Point Of Cutting Zone Midpoint between high-frequency source and cutting torch.
OM-217 Page 32 SECTION 8 – P ARTS LIST 1 Figure 8-1. Main Assembly ST-800 934 – B 3 2 4 5 6 7 8 Fig 8-4 9 10 11 12 13 14 15 16 17 18 19 Fig 8-3 22 21 20 34 33 32 31 30 29 28 27 26 25 23 24 35 36 37 Fig 8-2 38 39 . Hardware is common and not available unless listed.
OM-217 Page 33 Replace Coils at Factory or Authorized Factory Service Station Description Quantity Part No. Dia. Mkgs. Figure 8-1. Main Assembly Item No. 1 015 531 HOOK, lift 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
OM-217 Page 34 Description Quantity Part No. Dia. Mkgs. Figure 8-1. Main Assembly Item No. 24 010 296 FITTING, hose brs elb M 1/4NPT x .625-18RH 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 AS1-3 003 538 V AL VE, 1 15V AC 2 way 1/4 IPS port 1/8orf 3 .
OM-217 Page 35 1 Figure 8-2. Panel, Front w/Components 2 3 4 5 7 6 8 9 11 12 13 10 14 15 17 16 18 19 20 21 22 23 24 ST-800 935-A . Hardware is common and not available unless listed. Description Quantity Part No. Dia. Mkgs. Figure 8-2. Panel, Front w/Components (Fig 8-1 Item 37) Item No.
OM-217 Page 36 Description Quantity Part No. Dia. Mkgs. Figure 8-2. Panel, Front w/Components (Fig 8-1 Item 37) Item No. PLG1 081 379 CONNECTOR, rect 12skt plug Amp 1-87159-2 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 081 378 CONNECTOR, rect skt 22-18ga Amp 102100-2 12 .
OM-217 Page 37 Description Quantity Part No. Dia. Mkgs. Figure 8-3. Panel, Rear w/Components (Fig 8-1 Item 19) Item No. 1 R2,3 126 736 RESIST OR, WW fxd 375W 20-161 ohm dual 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 F1 *604 259 FUSE, crtg 3A 600V one time 1 .
OM-217 Page 38 Description Quantity Part No. Dia. Mkgs. Figure 8-4. HF Panel (Fig 8-1 Item 8) 169 882 Item No. 1 125 689 FITTING, pipe brs adapter bhd .562-18 x .750-16 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 169 883 STRIP , mtg torch 1 .
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Effective January 1, 1998 (Equipment with a serial number preface of “ KJ ” or newer) This limited warranty supersedes all previous Miller warranties and is exclusive with no other guarantees or warranties expressed or implied. LIMITED W ARRANTY – Subject to the terms and conditions below , Miller Electric Mfg.
PRINTED IN USA 1999 Miller Electric Mfg. Co. 9/98 Miller Elect ric Mfg. Co. An I l li noi s T ool Works Company 1635 West S pencer St reet Applet on, WI 5 4914 USA International He adquarte rs –.
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