Syncrowave 250 - Miller

1 Syncrowave 250 ProcessesDescriptionRTIG (GTAW) WeldingStick (SMAW) WeldingArc Welding Power Source60 Hz, 50 HzOM-353122200 TOctober 2000 Visit our website Electric manufactures a full lineof welders and welding related information on other quality Millerproducts, contact your local Miller distributorto receive the latest full line catalog orindividual catalog sheets. To locate your nearestdistributor or service agency call 1-800-4-A- Miller ,or visit us at on the you and congratulations on choosing Miller . Nowyou can get the job done and get it done right. We knowyou don t have time to do it any other s why when Niels Miller first started building arcwelders in 1929, he made sure his products offeredlong-lasting value and superior quality.

2 Like you, hiscustomers couldn t afford anything less. Miller productshad to be more than the best they could be. They had tobe the best you could , the people that build and sell Miller products continue thetradition. They re just as committed to providing equipment and servicethat meets the high standards of quality and value established in Owner s Manual is designed to help you get the most out of yourMiller products. Please take time to read the Safety precautions. They willhelp you protect yourself against potential hazards on the worksite. We vemade installation and operation quick and Miller you can count on years of reliableservice with proper maintenance.

3 And if forsome reason the unit needs repair, there s aTroubleshooting section that will help youfigure out what the problem is. The parts listwill then help you to decide which exact partyou may need to fix the problem. Warranty andservice information for your particular modelare also is the first weldingequipment manufacturer inthe to be registered tothe ISO 9001 Quality as hard as you do every power source fromMiller is backed by the mosthassle-free warranty in Miller to YouMiller offers a TechnicalManual which providesmore detailed service andparts information for yourunit.

4 To obtain a TechnicalManual, contact your localdistributor. Your distributorcan also supply you withWelding Process Manualssuch as SMAW, GTAW,GMAW, and following terms areused interchangeablythroughout this manual:TIG = GTAWS tick = SMAWTABLE OF CONTENTSSECTION 1 SAFETY PRECAUTIONS - READ BEFORE USING1.. 1-1. Symbol Usage1.. 1-2. Arc Welding Hazards1.. Symbols for Installation, Operation, and Maintenance3.. 1-4. Principal Safety Standards3.. Information4.. SECTION 1 CONSIGNES DE SECURITE LIRE AVANT UTILISATION5.. 1-1. Signification des symboles5.. 1-2. Dangers relatifs au soudage l arc5.

5 Suppl mentaires en relation avec l installation, le fonctionnementet la maintenance7.. 1-4. Principales normes de s curit 8.. sur les champs lectromagn tiques8.. SECTION 2 DEFINITIONS9.. 2-1. Warning Label Definitions9.. 2-2. Rating Label For CE Products10.. 2-3. Symbols And Definitions11.. SECTION 3 INSTALLATION12.. 3-1. Specifications12.. 3-2. Volt-Ampere Curves12.. 3-3. Duty Cycle And Overheating13.. A Location14.. And Weights14.. 3-6. Tipping15.. 3-7. Weld Output Terminals And Selecting Cable Sizes15.. 3-8. Remote 14 Receptacle16.. 3-9. 115 Volts AC Duplex Receptacle And Shielding Gas Connections16.

6 3-10. Electrical Service Guide17.. 3-11. Placing Jumper Links And Connecting Input Power18.. SECTION 4 OPERATION19.. 4-1. Controls19.. 4-2. Output Selector Switch20.. 4-3. Meters20.. 4-4. Crater Time Controls21.. Time Controls21.. 4-6. AC Balance Control22.. Adjustment Controls23.. 4-8. Output (Contactor) Control Switch23.. 4-9. Arc Controls24.. 4-10. Postflow Time Control24.. 4-11. High Frequency Controls25.. 4-12. Preflow Time Control (Optional)25.. SECTION 5 MAINTENANCE & TROUBLESHOOTING26.. Maintenance26.. 5-2. Circuit Breaker CB126.. 5-3. Adjusting Spark Gaps27.

7 5-4. Troubleshooting27.. 5-5. Circuit Diagram29.. SECTION 6 HIGH FREQUENCY (HF)30.. 6-1. Welding Processes Using HF30.. 6-2. Sources Of HF Radiation From Incorrect Installation30.. 6-3. Correct Installation31.. SECTION 7 PARTS LIST32.. OPTIONS AND ACCESSORIESWARRANTYWARNINGThis product, when usedfor welding or cutting,produces fumes orgases which containchemicals known to theState of California tocause birth defects and,in some cases, cancer.(California Health &Safety Code et seq.)dec_con1 10/95 Declaration of Conformity ForEuropean Community (CE) ProductsThis information is provided for units with CE certification (see rating label on unit.)

8 NOTEM anufacturer s Name: Miller Electric Mfg. s Address:1635 W. Spencer StreetAppleton, WI 54914 USAD eclares that the product: Syncrowave 250conforms to the following Directives and Standards:DirectivesLow Voltage Directive: 73/23/EECM achinery Directives: 89/392/EEC, 91/368/EEC, 93/C 133/04, 93/68/EECE lectromagnetic Capability Directives: 89/336, 92/31/EECS tandardsSafety Requirements for Arc Welding Equipment part 1: EN 60974-1: 1990 Arc Welding Equipment Part 1: Welding Power Sources: IEC 974-1(April 1995 Draft revision)Degrees of Protection provided by Enclosures (IP code): IEC 529: 1989 Insulation coordination for equipment within low-voltage systems:Part 1: Principles, requirements and tests: IEC 664-1: 1992 Electromagnetic compatibility (EMC) Product standard for arc welding equipment:EN50199: August 1995 European Contact:Mr.

9 Luigi Vacchini, Managing DirectorMILLER Europe Privata Iseo20098 San GiulianoMilanese, ItalyTelephone:39(02)98290-1 Fax:39(02)98281-552OM-353 Page 1 SECTION 1 SAFETY PRECAUTIONS - READ BEFORE USINGsom _nd_5/971-1. Symbol UsageMeans Warning! Watch Out! There are possible hazardswith this procedure! The possible hazards are shown inthe adjoining a special safety Note ; not safety group of symbols means Warning! Watch Out! possibleELECTRIC SHOCK, MOVING PARTS, and HOT PARTS symbols and related instructions below for necessary actionsto avoid the Arc Welding HazardsYThe symbols shown below are used throughout this manual tocall attention to and identify possible hazards.

10 When you seethe symbol, watch out, and follow the related instructions toavoid the hazard. The safety information given below is onlya summary of the more complete safety information found inthe Safety Standards listed in Section 1-4. Read and follow allSafety qualified persons should install, operate, maintain, andrepair this operation, keep everybody, especially children, SHOCK can live electrical parts can cause fatal shocksor severe burns. The electrode and work circuit iselectrically live whenever the output is on. The inputpower circuit and machine internal circuits are alsolive when power is on.