Reinstall cleanout plug Tools Needed 3/8

8-9. Inspecting And Cleaning Optional Spark Arrestor Muffler

Y Stop engine and let cool.

1 Spark Arrestor Muffler

2 Cleanout Plug

Remove plug and remove any dirt covering cleanout hole.

3 Exhaust Pipe

Start engine and run several min- utes to blow out cleanout hole. If nothing blows out of hole, briefly cover end of exhaust pipe with fire- proof material.

1	Y Stop engine and let cool.

Reinstall cleanout plug.

Tools Needed: 3/8 in

Ref. 800 633-B / Ref. 190 377

Notes

MATERIAL THICKNESS REFERENCE CHART 24 Gauge (.025 in)

22 Gauge (.031 in)

20 Gauge (.037 in)

18 Gauge (.050 in)

16 Gauge (.063 in)

14 Gauge (.078 in) 1/8 in (.125 in)

3/16 in (.188 in)

1/4 in (.25 in)

5/16 in (.313 in)

3/8 in (.375 in)

1/2 in (.5 in)

OM-494 Page 40

Page 44

Image 44

Miller Electric OM-494 Inspecting And Cleaning Optional Spark Arrestor Muffler, Reinstall cleanout plug Tools Needed 3/8

Contents

Processes DescriptionVisit our website at OM-494191 862P January Dual-Operator Engine Driven Welding Generator From Miller to You Table of Contents Options and Accessories Warranty Symbol Usage Arc Welding Hazards Engine Hazards Compressed Air Hazards Principal Safety Standards California Proposition 65 WarningsEMF Information Radiation can cause interference Signification des symboles − Consignes DE Sécurité − Lire Avant UtilisationUN Choc Électrique peut tuer LES Fumées ET LES GAZ peuvent être dangereux LE Soudage peut provoquer un in- cendie ou une explosion DES Particules Volantes peuvent blesser les yeuxDES Pièces Chaudes peuvent provoquer des brûlures graves LE Bruit peut affecter l’ouïe ’EXPLOSION DE LA Batterie peut DES Organes Mobiles peuvent provoquer des blessuresLA Chaleur DU Moteur peut pro- voquer un incendie ’AIR Comprimé peut provoquer des blessures Principales normes de sécurité Information sur les champs électromagnétiques Symbols And Definitions − Definitions − Specifications Weld, Power, And Engine SpecificationsDimensions, Weights, And Operating Angles Description AC Generator Power Fuel Consumption Exceeding duty cycle can damage unit and void warranty Duty Cycle And OverheatingOverheating Reduce Duty Cycle Minutes CC/DC − Single Mode CC/DC − Dual ModeCV/DC Mode Volt-Ampere Curves − Installation Installing Welding Generator Activating The Dry Charge Battery Do not overfill battery cellsRead and follow all instruc Charger Connecting The Battery Installing Exhaust PipeConnect − Cable Last Top View Tools Needed 1/2 Oil Engine Prestart ChecksFuel Do not use gasoline. Gaso Line will damage engine Safety Information For Connecting To Weld Output Terminals Weld Output TerminalsUnexpected Weld Output can cause injury or fire Welder a Left Side Welder B Right Side Welder a Left Side Do not exceed machine duty cycle Stop engine Do not exceed machine duty cycle Connect electrode holder cables to Elec- trode receptacles Place optional Polarity switches in Re Verse position when using CV weld reWhen switch is in Straight position Switches are set correctly. See Section Connect wire feeder cables to Negative − terminals Connect wire feeder cables to CV recep- tacles Be sure Process Selector switches are Place optional Polarity switch in Re Making Single Operator CC Weld Connections Selecting Weld Cable Sizes 150 ft 200 ft 250 ft350 ft 400 ft 45 m 60 m 70 m 90 m 105 m 120 m Put terminals Installing Ether Cylinder Optional Ether Starting Aid After installing cylinder, wait atRemote 14 Receptacle Information Socket Information Remote 14 Receptacle Connections Dual Operator Operation − Operating the Welding Generator Engine ControlsSee -3for weld control descriptions If light goes on, stop engine and check engine belt Weld Controls See Section Do not switch under load or with out- put on Do not switch under loadWeld Control Descriptions See Section CV weld output for MIG is only available − Maintenance & Troubleshooting − Operating Auxiliary Equipment Every 100 h Every 200 hEvery 250 h Every 500 h Maintenance Label Servicing Air Cleaner By the warrantyTo clean air filter Do not clean housing with air hose Servicing Fuel And Lubrication Systems Adjusting Engine Speed Weld/Power 1850Servicing Optional Ether Starting Aid Cylinder To adjust belt tension Checking And Replacing Alternator BeltMax Tools Needed 11/16 Stop engine To check belt tension Resetting Fan Belt Safety Shutdown Inspecting And Cleaning Optional Spark Arrestor Muffler Reinstall cleanout plug Tools Needed 3/8 Circuit Protection Thermostats TP3 And TP4 Internal − Not Shown Troubleshooting Welding Factory Authorized Service Agent check main rectifier SR2 Factory Authorized Service Agent check main rectifier SR3Repair or replace wire feeder Formers T5 thru T10, and control board PC1 or PC5 Generator Power Engine OM-494 − Electrical Diagrams Circuit Diagram For Welding Generator 210 657-A Ment damage may occur − RUN-IN ProcedureWetstacking Run-In Procedure Using Load Bank 4exceed duty cycle or equip- ment damage may occurCheck oil level frequently dur Ing run-in add oil if needed Run-In Procedure Using Resistance Grid Procedure at less thanBank/grid From flammables − Generator Power Guidelines Has this symbolSelecting Equipment Grounding Generator To Truck Or Trailer Frame Grounding When Supplying Building Systems How Much Power Does Equipment Require?Earth ground if supplying Use ground device as stated Electrical codes Approximate Power Requirements For Industrial Motors Approximate Power Requirements For Farm/Home EquipmentIndustrial Motors Rating Starting Watts Running Watts Farm/Home Equipment Rating Starting Watts Running Watts Approximate Power Requirements For Contractor Equipment Contractor Rating Starting Watts Running Watts Power Required To Start Motor How Much Power Can Generator Supply?Single-Phase Induction Motor Starting Requirements KVA/HP x HP x 1000 = Starting Amperage Typical Connections To Supply Standby Power Selecting Extension Cord Use Shortest Cord Possible Current Load Watts Amperes − Parts List 311 103 96−SEE -2 101 25−SEE FIG 910 4748 57−SEE FIG 78−SEE FIG Item Dia Part Description Quantity Mkgs 189 Front Panel Front Panel -1Item Side Control Panels − Welder B Right Side Shown Side Control Panels -1Item Side Control Panels Generator Rectifier Assembly OM-494 Page Support ServiceYour distributor also gives To locate a Distributor or Service Agency visit Miller Electric Mfg. CoFor assistance in filing or settling claims, contact Your distributor and/or equipment manufacturer’s

Miller Electric OM-494 manual Inspecting And Cleaning Optional Spark Arrestor Muffler

Models: OM-494

8-9. Inspecting And Cleaning Optional Spark Arrestor Muffler

Y Stop engine and let cool.

Reinstall cleanout plug.

Tools Needed: 3/8 in