Cornwell Tools MMWM181DVI User Manual

MMWM181DVI
OWNER’S MANUAL
02/2017
WARNING:
Read carefully and understand all ASSEMBLY AND OPERATION
INSTRUCTIONS before operating. Failure to follow the safety rules and other
basic safety precautions may result in serious personal injury.

Cornwell Tools MMWM181DVI Specifications

General

Brand	Cornwell Tools
Model	MMWM181DVI
Category	Welding System
Language	English

Summary

WELDER WARRANTY

LIMITED WARRANTY DETAILS

Details warranty coverage, periods, and conditions for the welding equipment.

WARRANTY PERIODS AND EXCLUSIONS

Lists warranty durations for different parts and conditions that void the warranty.

WARRANTY CLAIM PROCEDURE

Explains how to initiate and process a warranty claim.

GENERAL SAFETY RULES

IMPORTANT SAFETY CONSIDERATIONS

Covers welding environment, welder condition, and general usage precautions.

SPECIFIC DANGER AND CAUTION AREAS

Highlights risks of electrical shock, fumes, gases, and arc rays.

FIRE AND MATERIAL HAZARDS

Addresses fire risks, hot materials, sparks, and electromagnetic field concerns.

GAS CYLINDER SAFETY AND GENERAL CARE

Details safe handling of gas cylinders and general equipment maintenance.

PRODUCT DESCRIPTION AND COMPONENTS

WELDER COMPONENT IDENTIFICATION

Explains the function of various indicators, controls, and connected parts.

INSTALLATION AND SETUP GUIDE

POWER REQUIREMENTS AND ELECTRICAL CONNECTIONS

Specifies voltage, amperage, and circuit breaker needs for operation.

WIRE FEEDER AND WIRE INSTALLATION

Guides on setting up the wire feeder, installing wire, and adjusting tension.

GAS INSTALLATION AND SHIELDING GAS SELECTION

Covers connecting gas, setting flow rate, and choosing appropriate shielding gas.

OPERATION AND WELDING TECHNIQUES

BASIC CONTROLS AND OPERATION

Covers power switch, voltage, and wire speed adjustments for welding.

TORCH HANDLING AND WELDING POSITIONS

Guidance on holding the torch, its angles, and various welding positions.

WELDING SETUP AND TUNING PROCEDURES

Details distance from workpiece and tuning wire speed for optimal arc.

ADVANCED WELDING METHODS

Covers torch movement, bead types, multiple pass, and spot welding techniques.

MAINTENANCE AND TROUBLESHOOTING

WELDER MAINTENANCE PROCEDURES

Outlines cleaning, inspection, and part replacement for welder upkeep.

COMMON WELDER TROUBLESHOOTING

Lists common symptoms, causes, and corrective actions for welder problems.

DIAGRAM AND PARTS INFORMATION

COMPONENT IDENTIFICATION DIAGRAM

Illustrated breakdown of the welder with reference numbers.

DETAILED PARTS LIST WITH REFERENCES

Comprehensive list of parts with part numbers and quantities.