Table of Contents
Troubleshooting
Related Manuals for Miller Electric Millermatic 350P
Summary of Contents for Miller Electric Millermatic 350P
- Page 1 OM-1327 213 814AH 2012−01 Processes MIG (GMAW) Welding Pulsed MIG (GMAW-P) Flux Cored (FCAW) Welding Description Arc Welding Power Source and Wire Feeder Millermatic 350 And Millermatic 350P Visit our website at File: MIG (GMAW) www.MillerWelds.com...
- Page 2 ISO 9001:2000 Quality System Standard. particular model are also provided. Miller Electric manufactures a full line of welders and welding related equipment. For information on other quality Miller products, contact your local Miller distributor to receive the latest full line catalog or individual specification sheets.
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Page 3: Table Of Contents
TABLE OF CONTENTS SECTION 1 − SAFETY PRECAUTIONS - READ BEFORE USING ....... . . 1-1. - Page 4 TABLE OF CONTENTS SECTION 7 − PROGRAMMING ............. . . 7-1.
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Page 5: Section 1 − Safety Precautions - Read Before Using
SECTION 1 − SAFETY PRECAUTIONS - READ BEFORE USING som 2011−01 Protect yourself and others from injury — read and follow these precautions. 1-1. Symbol Usage DANGER! − Indicates a hazardous situation which, if Indicates special instructions. not avoided, will result in death or serious injury. The possible hazards are shown in the adjoining symbols or explained in the text. - Page 6 D Remove stick electrode from holder or cut off welding wire at FUMES AND GASES can be hazardous. contact tip when not in use. D Wear oil-free protective garments such as leather gloves, heavy Welding produces fumes and gases. Breathing shirt, cuffless trousers, high shoes, and a cap.
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Page 7: Additional Symbols For Installation, Operation, And Maintenance
1-3. Additional Symbols For Installation, Operation, And Maintenance FIRE OR EXPLOSION hazard. MOVING PARTS can injure. D Do not install or place unit on, over, or near D Keep away from moving parts such as fans. combustible surfaces. D Keep all doors, panels, covers, and guards D Do not install unit near flammables. -
Page 8: California Proposition 65 Warnings
1-4. California Proposition 65 Warnings For Gasoline Engines: Welding or cutting equipment produces fumes or gases which contain chemicals known to the State of California to Engine exhaust contains chemicals known to the State of cause birth defects and, in some cases, cancer. (California California to cause cancer, birth defects, or other reproduc- Health &... -
Page 9: Section 2 − Consignes De Sécurité − Lire Avant Utilisation
SECTION 2 − CONSIGNES DE SÉCURITÉ − LIRE AVANT UTILISATION fre_som_2011−10 Pour écarter les risques de blessure pour vous−même et pour autrui — lire, appliquer et ranger en lieu sûr ces consignes relatives aux précautions de sécurité et au mode opératoire. 2-1. - Page 10 Il reste une TENSION DC NON NÉGLIGEABLE dans LE SOUDAGE peut provoquer un les sources de soudage onduleur UNE FOIS incendie ou une explosion. l’alimentation coupée. Le soudage effectué sur des conteneurs fermés tels D Arrêter les convertisseurs, débrancher le courant électrique et que des réservoirs, tambours ou des conduites peut décharger les condensateurs d’alimentation selon les instructions provoquer leur éclatement.
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Page 11: Dangers Supplémentaires En Relation Avec L'installation, Le Fonctionnement Et La Maintenance
ACCUMULATIONS LES BOUTEILLES peuvent exploser risquent de provoquer des blessures si elles sont endommagées. ou même la mort. Les bouteilles de gaz comprimé contiennent du gaz sous haute pression. Si une bouteille est D Fermer l’alimentation du gaz comprimé en cas endommagée, elle peut exploser. -
Page 12: Proposition Californienne 65 Avertissements
Les PIÈCES MOBILES peuvent RAYONNEMENT HAUTE causer des blessures. FRÉQUENCE (H.F.) risque provoquer des interférences. D Ne pas s’approcher des organes mobiles. D Ne pas s’approcher des points de coincement D Le rayonnement haute fréquence (H.F.) peut tels que des rouleaux de commande. provoquer des interférences avec les équi- pements de radio−navigation et de com- LES FILS DE SOUDAGE peuvent... -
Page 13: Principales Normes De Sécurité
2-5. Principales normes de sécurité Safety in Welding, Cutting, and Allied Processes, ANSI Standard Z49.1, Spectrum Way, Suite 100, Ontario, Canada L4W 5NS (phone: is available as a free download from the American Welding Society at 800-463-6727, website: www.csa-international.org). http://www.aws.org or purchased from Global Engineering Documents Safe Practice For Occupational And Educational Eye And Face Protec- (phone: 1-877-413-5184, website: www.global.ihs.com). - Page 14 OM-1327 Page 10...
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Page 15: Section 3 − Introduction
A complete Parts List is available at www.MillerWelds.com SECTION 3 − INTRODUCTION 3-1. Serial Number And Rating Label Location The serial number and rating information for this product is located on back. Use rating label to determine input power requirements and/or rated output. For future reference, write serial number in space provided on back cover of this manual. -
Page 16: Section 4 − Specifications
A complete Parts List is available at www.MillerWelds.com SECTION 4 − SPECIFICATIONS 4-1. Specifications Max. Open Amps Input at Rated Output Circuit Rated Output 60 Hz 200 V 230 V 460 V 575V Voltage 300 A at 350 A at 13.1 11.2 Single-Phase... -
Page 17: Volt-Ampere Curve
A complete Parts List is available at www.MillerWelds.com 4-3. Volt-Ampere Curve Normal Volt-Ampere Curves The volt-ampere curves show the M AXVO LTS normal minimum and maximum M INVOLTS voltage and amperage output capabilities of the welding power source. Curves of other settings fall between the curves shown. -
Page 18: Weld Output Terminals And Selecting Cable Sizes
A complete Parts List is available at www.MillerWelds.com 4-4. Weld Output Terminals And Selecting Cable Sizes NOTICE − The Total Cable Length in Weld Circuit (see table below) is the combined length of both weld cables. For example, if the power source is 100 ft (30 m) from the workpiece, the total cable length in the weld circuit is 200 ft (2 cables x 100 ft). -
Page 19: Connecting To Weld Output Terminals
A complete Parts List is available at www.MillerWelds.com 4-5. Connecting To Weld Output Terminals Do not place anything between weld cable terminal and copper bar. Tools Needed: 3/4 in. (19 mm) 803 778-A Correct Installation Incorrect Installation Weld Output Terminal output terminal and secure with nut so that Turn off power before connecting to weld cable terminal is tight against copper... -
Page 20: Section 5 − Installation
A complete Parts List is available at www.MillerWelds.com SECTION 5 − INSTALLATION 5-1. Installing Work Clamp Work Cable Boot Route cable through front panel opening. Slide boot onto work cable. Negative (−) Output Terminal Connect cable to terminal and cover connection with boot. Close door. -
Page 21: Installing Welding Gun
A complete Parts List is available at www.MillerWelds.com 5-3. Installing Welding Gun Drive Assembly Gun Securing Knob Gun End Loosen securing knob. Insert gun end through opening until it bottoms against drive assembly (make sure gun end does not touch drive rolls). Tighten knob. -
Page 22: Connecting Spoolmatic 15A Or 30A Gun
A complete Parts List is available at www.MillerWelds.com 5-4. Connecting Spoolmatic) 15A Or 30A Gun Gun Trigger Plug Insert plug into receptacle, and tighten threaded collar. Weld Cable Shielding Gas Hose Route weld cable and gas hose through opening in front panel. Positive Weld Output Terminal Connect weld cable to weld output terminal. -
Page 23: Connecting Xr Edge, Xr-A Gun, Xr-A Python, Or Xr - Aluma-Pro
A complete Parts List is available at www.MillerWelds.com 5-5. Connecting XR Edge, XR-A Gun, XR-A Python, Or XR - Aluma-Pro XR Edge guns prior to serial no. LE079101 require an adapter cord (part no. 195 498). Gun End Gun Liner Wire Outlet Guide Trim excess liner from end of gun so no more than 3/32 in. -
Page 24: Setting Gun Polarity For Wire Type
A complete Parts List is available at www.MillerWelds.com 5-6. Setting Gun Polarity For Wire Type Changing Polarity Polarity Changeover Information Always read and follow manufacture’s recommended polarity. Wire Drive Work Clamp Lead Assembly Lead Positive Negative Terminal Terminal Shown as shipped − Electrode Positive (DCEP): For solid steel, stainless steel, aluminum, or flux core with gas wires (GMAW). -
Page 25: Installing Gas Supply
A complete Parts List is available at www.MillerWelds.com 5-7. Installing Gas Supply Obtain gas cylinder and chain to running gear, wall, or other stationary support so cylinder cannot fall and break off valve. Cylinder Valve Remove cap, stand to side of valve, and open valve slightly. -
Page 26: Installing Wire Spool And Adjusting Hub Tension
A complete Parts List is available at www.MillerWelds.com 5-8. Installing Wire Spool and Adjusting Hub Tension Use compression spring with 8 in (200 mm) spools. When a slight force is needed to turn spool, tension is set. Tools Needed: 15/16 in. Ref. -
Page 27: Selecting Input Voltage (200/230/460 Volt Models Only)
A complete Parts List is available at www.MillerWelds.com 5-10. Selecting Input Voltage (200/230/460 Volt Models Only) Turn Off welding power source, disconnect input Be sure to reinstall all four screws power, and check voltage on securing relinking board in place. input capacitors according Section before... -
Page 28: Connecting 3-Phase Input Power
A complete Parts List is available at www.MillerWelds.com 5-11. Connecting 3-Phase Input Power = GND/PE Earth Ground Rear Panel Tools Needed: Ref. 803 543-E / 803 766-A available at site to be sure it matches conductor to disconnect device grounding Installation must meet all National and the voltage specified on the rating terminal first. -
Page 29: Connecting 1-Phase Input Power
A complete Parts List is available at www.MillerWelds.com 5-12. Connecting 1-Phase Input Power =GND/PE Earth Ground Rear Panel Tools Needed: Ref. 803 543-E / 803 766-A Three Conductor Power Cord Preparation Disconnect Device Grounding Terminal Installation must meet all National and Local Codes - have only qualified Input Power Cord Strain Relief 10 Disconnect Device Line Terminals... -
Page 30: Threading Welding Wire For Mig Gun
A complete Parts List is available at www.MillerWelds.com 5-13. Threading Welding Wire For MIG Gun Wire Spool Welding Wire Inlet Wire Guide Drive Roll Intermediate Wire Guide Outlet Wire Guide Pressure Adjustment Knob Gun Conduit Cable Lay gun cable out straight. Tools Needed: Hold wire tightly to keep it from unraveling. -
Page 31: Threading Welding Wire For Xr Edge, Xr-A Gun, Xr-A Python, Or Xr - Aluma-Pro
A complete Parts List is available at www.MillerWelds.com 5-14. Threading Welding Wire For XR Edge, XR-A Gun, XR-A Python, Or XR - Aluma-Pro Wire Spool Welding Wire Inlet Wire Guide Drive Roll Intermediate Wire Guide Outlet Wire Guide Pressure Adjustment Knob Gun Conduit Cable Lay gun cable out straight. -
Page 32: Threading Welding Wire Through Xr Guns
A complete Parts List is available at www.MillerWelds.com 5-15. Threading Welding Wire Through XR Guns Welding wire is electrically live when gun trigger is used to jog wire. For XR-A Edge Gun: Refer to Section 5-14 for instructions on feeding wire through welding pow- er source. -
Page 33: Section 6 − Operation
A complete Parts List is available at www.MillerWelds.com SECTION 6 − OPERATION 6-1. Controls Ref. 213 935-A Pulse Indicator Light Use button to access Timers, Process and 12 Weld Functions/Setup Indicator Wire menus. Lights Pulse only lights if unit has the pulse VOLTS illuminates in MIG welding mode Arc Control Button indicating volts in left display can be... -
Page 34: Mig Mode
A complete Parts List is available at www.MillerWelds.com The first time the welding power source is energized it starts in MIG welding mode. Each time after the initial startup, when the unit is turned off, whatever mode and parameter settings were last set will remain as the current settings the next time the unit is energized. 6-2. - Page 35 A complete Parts List is available at www.MillerWelds.com Notes OM-1327 Page 31...
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Page 36: Weld Parameters For Mig Mode
A complete Parts List is available at www.MillerWelds.com 6-9. Weld Parameters For MIG Mode OM-1327 Page 32... -
Page 37: Weld Parameters For Pulse Mode
A complete Parts List is available at www.MillerWelds.com 6-10. Weld Parameters For Pulse Mode OM-1327 Page 33... -
Page 38: Section 7 − Programming
A complete Parts List is available at www.MillerWelds.com SECTION 7 − PROGRAMMING 7-1. MIG Welding Mode Ref. 213 935-A ARC CONTROL When the MIG light (2) is illuminated, the Depress SETUP (6) button again to unit is in MIG Welding mode. illuminate the WIRE (4) light. -
Page 39: Pulse Mig Welding Mode
A complete Parts List is available at www.MillerWelds.com 7-2. Pulse MIG Welding Mode Ref. 213 935-A OPERATION ARC CONTROL When the PULSE MIG (1, 2) is illuminated, the unit is in Pulse MIG Welding mode. Adjust right knob (9) for proper Wire Feed Pulse MIG (1, 2) welding mode: Depress SETUP speed and adjust left knob (8) to change... -
Page 40: Timers
A complete Parts List is available at www.MillerWelds.com 7-3. Timers Ref. 213 935-A To enter the TIMERS (5) menu depress the depressed and before the welding arc will DISP Display ( ) − Allows the Wire Speed SETUP (6) button 4 times or until the be allowed to be active. -
Page 41: Arc Times, Arc Starts, Hot Start (Aluminum Pulse Only), And Crater Fill
A complete Parts List is available at www.MillerWelds.com 7-4. Arc Times, Arc Starts, Hot Start (Aluminum Pulse Only), And Crater Fill Accessing the Arc Times, Arc Starts, Hot Start (aluminum pulse only), and Crater Fill data will also allow access to Software Version data and Motor Calibration function. The software version data and motor calibration function are for use by factory authorized service personnel only. -
Page 42: Setting Hot Start (Aluminum Pulse Only) Parameters
A complete Parts List is available at www.MillerWelds.com 7-5. Setting Hot Start (Aluminum Pulse Only) Parameters The factory default setting for Hot Start is “Auto” on 350P models. The Auto setting has preset parameters. Hot Start can also be set to “On” (manual) for customized settings or made inactive when set to Off. -
Page 43: Setting Crater Fill
A complete Parts List is available at www.MillerWelds.com 7-6. Setting Crater Fill Crater parameters are welding gun independent (i.e. crater fill can be on for a spool gun and off for a MIG gun). When using the same welding gun, MIG and pulse programs are independent of each other;... -
Page 44: Recommended Crater Fill Parameters
A complete Parts List is available at www.MillerWelds.com 7-7. Recommended Crater Fill Parameters Recommended Crater Parameters Suggested Suggested Wire Sizes What Process What Material are You Using? (Diameter) are You Welding? Wire Types Shielding Gases 1/2” (12.7mm) OM-1327 Page 40... - Page 45 A complete Parts List is available at www.MillerWelds.com 3/8” 1/4” 3/16” 1/8” 19ga. 20ga. (1.05mm) (0.9mm) SC-187 212-A OM-1327 Page 41...
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Page 46: System Reset
A complete Parts List is available at www.MillerWelds.com 7-8. System Reset RTMR Accessing the System Reset function will also allow access to Timer Reset ( ORST and Option Reset ( ) functions. The timer reset and option reset functions are for use by factory authorized service personnel only. -
Page 47: Motor Calibration Function
A complete Parts List is available at www.MillerWelds.com 7-9. Motor Calibration Function Ref. 213 935-A Perform this function after replacing wire Left Display Press and hold gun trigger. Wire drive drive motor and/or control circuit board. speed will be overridden to 50 IPM for 12 Right Knob motor calibration... -
Page 48: Set Up Push Motor Torque (Sup)
A complete Parts List is available at www.MillerWelds.com Welding wire birdnesting at the welding power source drive rolls may occur if this value is set too high. 7-10. Set Up Push Motor Torque (SUP) Ref. 213 935-A Setup Button Rotate the left knob counterclockwise over-torque limit of the push motor inside (CCW) to find the particular item, and rotate the welding power source. -
Page 49: Section 8 − Maintenance &Troubleshooting
A complete Parts List is available at www.MillerWelds.com SECTION 8 − MAINTENANCE &TROUBLESHOOTING 8-1. Routine Maintenance Disconnect power before maintaining. Maintain more often during severe conditions. n = Check Z = Change ~ = Clean l = Replace Reference * To be done by Factory Authorized Service Agent Every Months l Damaged Or Unreadable... -
Page 50: Measuring Input Capacitor Voltage
A complete Parts List is available at www.MillerWelds.com 8-3. Measuring Input Capacitor Voltage Turn Off welding power source, and disconnect in- put power. Significant DC voltage can remain on capacitors after unit is Off. Always check ca- pacitors as shown to be sure they have discharged before working on unit. -
Page 51: Changing Drive Roll And Wire Inlet Guide
A complete Parts List is available at www.MillerWelds.com 8-4. Changing Drive Roll and Wire Inlet Guide Securing Screw Inlet Wire Guide Loosen screw. Slide tip as close to drive rolls as possible without touching. Tighten screw. Intermediate Guide .045 Groove .035 Groove Drive Roll The drive assembly comes... -
Page 52: Help Displays
A complete Parts List is available at www.MillerWelds.com 8-5. Help Displays HELP HELP HELP HELP HELP HELP HELP HELP HELP SAVE HELP 350P HELP HELP Displays a jog wire feed speed. OM-1327 Page 48... - Page 53 A complete Parts List is available at www.MillerWelds.com Help 4 Help 9 All directions are in reference to the Indicates gun trigger was pulled and held for Indicates a malfunction in Pulse MIG front of the unit. All circuitry referred to 2 minutes without a welding arc established function.
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Page 54: Troubleshooting
A complete Parts List is available at www.MillerWelds.com 8-6. Troubleshooting Trouble Remedy No weld output; wire does not feed. Be sure line disconnect switch is On (see Section 5-11 or 5-12). Replace building line fuse or reset circuit breaker if open (see Section 5-11 or 5-12). Secure gun trigger connections (see Section 5-3). - Page 55 Notes OM-1327 Page 51...
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Page 56: Section 9 − Electrical Diagram
SECTION 9 − ELECTRICAL DIAGRAM Figure 9-1. Circuit Diagram For Welding Power Source OM-1327 Page 52... - Page 57 255 726-B OM-1327 Page 53...
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Page 58: Section 10 − Parts List
SECTION 10 − PARTS LIST 10-1. Drive Roll And Wire Guide Kits Base selection of drive rolls upon the following recommended usages: V-Grooved rolls for hard wire. U-Grooved rolls for soft and soft shelled cored wires. U-Cogged rolls for extremely soft shelled wires (usually hard surfacing types). V-Knurled rolls for hard shelled cored wires. - Page 59 LIMITED WARRANTY − Subject to the terms and conditions 90 Days — Parts Call below, Miller Electric Mfg. Co., Appleton, Wisconsin, warrants to its Accessory (Kits) 1-800-4-A-MILLER original retail purchaser that new Miller equipment sold after the...
- Page 60 Contact the Delivering Carrier to: File a claim for loss or damage during shipment. For assistance in filing or settling claims, contact your distributor and/or equipment manufacturer’s Transportation Department. ORIGINAL INSTRUCTIONS − PRINTED IN USA 2012 Miller Electric Mfg. Co. 2012−01...