Miller Electric 300 P manual Your distributor also gives, Service, Support

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miller_warr 2006−01

Warranty Questions?

Effective January 1, 2006

(Equipment with a serial number preface of “LG” or newer)

This limited warranty supersedes all previous Miller warranties and is exclusive with no other

guarantees or warranties expressed or implied.

Call

1-800-4-A-MILLER for your local Miller distributor.

Your distributor also gives

you ...

Service

You 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.

The expertise of the distributor and Miller is there to help you, every step of the way.

LIMITED WARRANTY − Subject to the terms and conditions below, Miller Electric Mfg. Co., Appleton, Wisconsin, warrants to its original retail purchaser that new Miller equipment sold after the effective date of this limited warranty is free of defects in material and workmanship at the time it is shipped by Miller. THIS WARRANTY IS EXPRESSLY IN LIEU OF ALL OTHER WARRANTIES, EXPRESS OR IMPLIED, INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS.

Within the warranty periods listed below, Miller will repair or replace any warranted parts or components that fail due to such defects in material or workmanship. Miller must be notified in writing within thirty (30) days of such defect or failure, at which time Miller will provide instructions on the warranty claim procedures to be followed.

Miller shall honor warranty claims on warranted equipment listed below in the event of such a failure within the warranty time periods. All warranty time periods start on the date that the equipment was delivered to the original retail purchaser, or one year after the equipment is sent to a North American distributor or eighteen months after the equipment is sent to an International distributor.

1.5 Years Parts — 3 Years Labor

*Original main power rectifiers

2.3 Years — Parts and Labor

*Transformer/Rectifier Power Sources

*Plasma Arc Cutting Power Sources

*Process Controllers

*Semi-Automatic and Automatic Wire Feeders

*Inverter Power Sources (Unless Otherwise Stated)

*Water Coolant Systems (Integrated)

*Intellitig

*Engine Driven Welding Generators

(NOTE: Engines are warranted separately by the engine manufacturer.)

3.1 Year — Parts and Labor Unless Specified

*Motor Driven Guns (w/exception of Spoolmate Spoolguns)

*Positioners and Controllers

*Automatic Motion Devices

*RFCS Foot Controls

*Induction Heating Power Sources, Coolers, and Electronic

Controls/Recorders

*Water Coolant Systems (Non-Integrated)

*Flowgauge and Flowmeter Regulators (No Labor)

*HF Units

*Grids

*Spot Welders

*Load Banks

*Arc Stud Power Sources & Arc Stud Guns

*Racks

*Running Gear/Trailers

*Plasma Cutting Torches (except APT & SAF Models)

*Field Options

(NOTE: Field options are covered under True Bluefor the remaining warranty period of the product they are installed in, or for a minimum of one year — whichever is greater.)

*Bernard-Branded Mig Guns (No Labor)

*Weldcraft-Branded TIG Torches (No Labor)

*Subarc Wire Drive Assemblies

4.6 Months — Batteries

5.90 Days — Parts

*MIG Guns/TIG Torches and Subarc (SAW) Guns

*Induction Heating Coils and Blankets, Cables, and Non-Electronic Controls

*APT & SAF Model Plasma Cutting Torches

*Remote Controls

*Accessory (Kits)

*Replacement Parts (No labor)

*Spoolmate Spoolguns

*Canvas Covers

Miller’s True BlueLimited Warranty shall not apply to:

1.Consumable components; such as contact tips, cutting nozzles, contactors, brushes, slip rings, relays or parts that fail due to normal wear. (Exception: brushes, slip rings, and relays are covered on Bobcat, Trailblazer, and Legend models.)

2.Items furnished by Miller, but manufactured by others, such as engines or trade accessories. These items are covered by the manufacturer’s warranty, if any.

3.Equipment that has been modified by any party other than Miller, or equipment that has been improperly installed, improperly operated or misused based upon industry standards, or equipment which has not had reasonable and necessary maintenance, or equipment which has been used for operation outside of the specifications for the equipment.

MILLER PRODUCTS ARE INTENDED FOR PURCHASE AND USE BY COMMERCIAL/INDUSTRIAL USERS AND PERSONS TRAINED AND EXPERIENCED IN THE USE AND MAINTENANCE OF WELDING EQUIPMENT.

In the event of a warranty claim covered by this warranty, the exclusive remedies shall be, at Miller’s option: (1) repair; or (2) replacement; or, where authorized in writing by Miller in appropriate cases, (3) the reasonable cost of repair or replacement at an authorized Miller service station; or (4) payment of or credit for the purchase price (less reasonable depreciation based upon actual use) upon return of the goods at customer’s risk and expense. Miller’s option of repair or replacement will be F.O.B., Factory at Appleton, Wisconsin, or F.O.B. at a Miller authorized service facility as determined by Miller. Therefore no compensation or reimbursement for transportation costs of any kind will be allowed.

TO THE EXTENT PERMITTED BY LAW, THE REMEDIES PROVIDED HEREIN ARE THE SOLE AND EXCLUSIVE REMEDIES. IN NO EVENT SHALL MILLER BE LIABLE FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES (INCLUDING LOSS OF PROFIT), WHETHER BASED ON CONTRACT, TORT OR ANY OTHER LEGAL THEORY.

ANY EXPRESS WARRANTY NOT PROVIDED HEREIN AND ANY IMPLIED WARRANTY, GUARANTY OR REPRESENTATION AS TO PERFORMANCE, AND ANY REMEDY FOR BREACH OF CONTRACT TORT OR ANY OTHER LEGAL THEORY WHICH, BUT FOR THIS PROVISION, MIGHT ARISE BY IMPLICATION, OPERATION OF LAW, CUSTOM OF TRADE OR COURSE OF DEALING,

INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR PARTICULAR PURPOSE, WITH RESPECT TO ANY AND ALL EQUIPMENT FURNISHED BY MILLER IS EXCLUDED AND DISCLAIMED BY MILLER.

Some states in the U.S.A. do not allow limitations of how long an implied warranty lasts, or the exclusion of incidental, indirect, special or consequential damages, so the above limitation or exclusion may not apply to you. This warranty provides specific legal rights, and other rights may be available, but may vary from state to state.

In Canada, legislation in some provinces provides for certain additional warranties or remedies other than as stated herein, and to the extent that they may not be waived, the limitations and exclusions set out above may not apply. This Limited Warranty provides specific legal rights, and other rights may be available, but may vary from province to province.

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Contents File Engine Drive OM-4433218 314KProcesses DescriptionFrom Miller to You Table of Contents Warranty Arc Welding Hazards Symbol UsageEngine Hazards Compressed Air Hazards Radiation can cause interference Principal Safety StandardsCalifornia Proposition 65 Warnings EMF InformationLES Fumées ET LES GAZ peuvent être dangereux Signification des symboles− Consignes DE Sécurité − Lire Avant Utilisation UN Choc Électrique peut tuerLE Bruit peut affecter l’ouïe LE Soudage peut provoquer un in- cendie ou une explosionDES Particules Volantes peuvent blesser les yeux DES Pièces Chaudes peuvent provoquer des brûlures gravesLE Surchauffement peut endom- mager le moteur électrique LA Chaleur DU Moteur peut pro- voquer un incendie’AIR Comprimé peut provoquer des blessures ’EMPLOI Excessif peutBoulevard, Rexdale, Ontario, Canada M9W 1R3 téléphone LE Soudage À L’ARC risque de provoquer des interférencesPour les moteurs à essence Pour les moteurs dieselStd − Definitions− 50 h Std Manufacturer’s Rating Label Symbols And Definitions Dimensions, Weights, And Operating Angles − SpecificationsWeld, Power, And Engine Specifications Volt-Ampere Curves Stick ModeMIG Mode TIG ModeDuty Cycle And Overheating Curve shows typical fuel use under weld or power loadsExceeding duty cycle can damage unit and void warranty Fuel Consumption150 125 100 AC Generator Power CurveGrounding − InstallationInstalling Welding Generator See -2for lifting eye rating See -2for mounting informationMounting Welding Generator Point exhaust pipe in desired di Installing Exhaust PipeTools Needed 1/2 Stop engine and let coolClose door after connecting battery Activating The Dry Charge Battery If ApplicableConnecting The Battery Do not overfill battery cellsOil Coolant Recovery TankEngine Prestart Checks Fuel Do not use gasoline. Gasoline will damage engineStop engine Connecting To Weld Output TerminalsStick and TIG Welding MIG and Fcaw WeldingStop engine before Selecting Weld Cable Sizes150 ft 200 ft 250 ft 350 ft 400 ft 45 m 60 m 70 m 90 m 105 m 120 mSocket Information Connecting To Remote 14 Receptacle RC14Front Panel Controls See Section − Operating Welding GeneratorDescription Of Front Panel Controls See Section Process/Contactor Switch Settings Process/Contactor SwitchLift-Arc t TIG Lift-ArcStart ProcedureLift-Arc Start Method Touch Do not Strike Like a MatchRemote Voltage/Amperage Control At least once a month, run engine at Generator Power Receptacles− Operating Auxiliary Equipment Routine Maintenance − Maintenance & TroubleshootingMaintenance Label Do not clean housing with air hose Servicing Air CleanerBy the warranty To clean air filterServicing Engine Cooling System Inspecting And Cleaning Optional Spark Arrestor MufflerStop engine and let cool. Reinstall cleanout plug Stop engine. Close door Adjusting Engine Speed On Standard ModelsMaximum Do not set engine speed higherRpm max 62.6 Hz 1250 rpm 41.6 Hz Engine Speed AdjustmentWeld/Power Speed Adjust- ment Engine Speed No LoadTo drain water from fuel system Servicing Fuel And Lubrication SystemsTo change oil and filter To replace primary canister fuel filterOverload Protection Replace Damaged Brushes Checking Generator BrushesHelp 25 Display Voltmeter/Ammeter Help DisplaysHelp 20 Display Welding TroubleshootingEngine Generator PowerCheck for obstructed throttle solenoid Material Thickness Reference Chart Circuit Diagram For Welding Generator − Electrical Diagrams219 228−D Welding Generator − RUN-IN ProcedureWetstacking From flammables Do not Perform Run-In Procedure Using Load BankProcedure at less than Stop engine Do not touch hot exhaustDo not perform run-in Run-In Procedure Using Resistance GridBank/grid From flammablesGrounding Generator To Truck Or Trailer Frame − Generator Power GuidelinesHas this symbol Selecting EquipmentUse ground device as stated Electrical codes Grounding When Supplying Building SystemsHow Much Power Does Equipment Require? Earth ground if supplyingFarm/Home Equipment Rating Starting Watts Running Watts Approximate Power Requirements For Industrial MotorsApproximate Power Requirements For Farm/Home Equipment Industrial Motors Rating Starting Watts Running WattsContractor Rating Starting Watts Running Watts Approximate Power Requirements For Contractor EquipmentKVA/HP x HP x 1000 = Starting Amperage Power Required To Start MotorHow Much Power Can Generator Supply? Single-Phase Induction Motor Starting RequirementsTypical Connections To Supply Standby Power Current Load Watts Amperes Selecting Extension Cord Use Shortest Cord Possible108 -2 107 101 102 103 100 104 106 105 − Parts List109 81 Fig 7372 71 67 66 65 PC3 Dia Part Description Quantity Mkgs Batt Panel, Front w/Components -1Item Panel, Front w/ComponentsFUEL/HM Control Panel Generator Rectifier Assembly Wiring Harnesses Support ServiceYour distributor also gives Your distributor and/or equipment manufacturer’s To locate a Distributor or Service Agency visitMiller Electric Mfg. Co For assistance in filing or settling claims, contact