Page 2 - SAVE THIS MANUAL
Flux Core 125 I tem# 628575 Operation Instructions For technical questions and replacement parts, please call 1-800-222-5381. Thank you very much for choosing a NORTHERN TOOL + EQUIPMENT CO., product. Forfuture reference, please complete the owner’s record below: Model:________________ Purchase Date...
Page 3 - Wire Feed, Gasless Welder; Description; Flux Core; Specifications and Dimension; DESCRIPTION; Removing from carton
Please read and save these instructions. Read through this owner’s manual carefully before using product. Protect yourself and others by observing all safety information, warnings, and cautions. Failure to comply with instructions could result in personal injury and/or damage to product or property....
Page 4 - Know your Welder
2 Northern Industrial WelderOperating Instructions and Parts Manual Flux Core 125 Wire Feed, Gasless Welder 1.3 After unpacking unit, inspect for any damage that may have occurred during transit. Check for loose, missing, or damaged parts. Shipping damage claim must be filed with carrier. Know your ...
Page 5 - General Safety Information; Your Welding Environment
3 Northern Industrial WelderOperating Instructions and Parts Manual Flux Core 125 Wire Feed, Gasless Welder The power cord connects the welder to the 115 volt power supply. Plug the 15 amp plug into a 115 volt/20 amp receptacle to supply power to the welder. General Safety Information 1.1 Your Weldi...
Page 6 - Electrical Shock
4 Northern Industrial WelderOperating Instructions and Parts Manual Flux Core 125 Wire Feed, Gasless Welder -Always use this welder in the rated duty cycle to prevent excessive heat and failure. 1.4 Specific Areas of Danger, Caution or Warning Electrical Shock Electric arc welders can produce a shoc...
Page 7 - Fire Hazards
5 Northern Industrial WelderOperating Instructions and Parts Manual Flux Core 125 Wire Feed, Gasless Welder shoes. Flame-retardant cloth or leather shirts, coats, pants or coveralls are available for protection. -Use screens or other barriers to protect other people from the arc rays emitted from yo...
Page 8 - Assembly; Power requirement
6 Northern Industrial WelderOperating Instructions and Parts Manual Flux Core 125 Wire Feed, Gasless Welder High pressure cylinders can explode if damaged, so treat them carefully. -Never expose cylinders to high heat, sparks, open flames, mechanical shocks or arcs -Do not touch cylinder with MIG gu...
Page 9 - Roller Groove
7 Northern Industrial WelderOperating Instructions and Parts Manual Flux Core 125 Wire Feed, Gasless Welder 3.1. Open the door to the welder drive compartment.3.2. Remove the drive tension (see 1) by loosening the tension adjusting knob and lifting the Drive Tension Adjustor away from the Drive Tens...
Page 11 - NOTE
9 Northern Industrial WelderOperating Instructions and Parts Manual Flux Core 125 Wire Feed, Gasless Welder 4.2.5 The welder can use either 4” or 8” spools, see the following figure for additional reference. 8” spool requires an adaptor. The wing nut controls the tension on the spool. 4.2.6. Setting...
Page 12 - Setting the wire tension; Operation
10 Northern Industrial WelderOperating Instructions and Parts Manual Flux Core 125 Wire Feed, Gasless Welder welded. Refer to the set up chart on the back side of the drive compartment door. CAUTION: The welding wire is electrically hot when the power is on and the MIG gun trigger is activated. .4.2...
Page 13 - Voltage selector; The best way to hold the welding; Distance from the work piece; If the nozzle is held off the work; Tuning in the wire speed; This is one of the most important
11 Northern Industrial WelderOperating Instructions and Parts Manual Flux Core 125 Wire Feed, Gasless Welder Voltage selector - The voltage selector controls the welding heat. This unit has two step voltage control. Refer to the label inside the welder side door for recommended voltage selector sett...
Page 14 - Welding Techniques; Moving the torch; is the direction the
12 Northern Industrial WelderOperating Instructions and Parts Manual Flux Core 125 Wire Feed, Gasless Welder protected. Wear flameproof welding gloves, a heavy long sleeved shirt, trousers with out cuffs, high topped shoes, and an ANSI approved welding helmet. 5.1. Connect the Ground Clamp to a scra...
Page 15 - Travel speed; is the rate at which the; Types of welding beads
13 Northern Industrial WelderOperating Instructions and Parts Manual Flux Core 125 Wire Feed, Gasless Welder For most welding jobs you will pull the torch along the weld joint to take advantage of the greater weld puddle visibility. Travel speed is the rate at which the torch is being pushed or pull...
Page 16 - When butt welding
14 Northern Industrial WelderOperating Instructions and Parts Manual Flux Core 125 Wire Feed, Gasless Welder bottom to top may provide better puddle control and allow slower rates of travel speed to achieve deeper penetration. When vertical welding, angle B (see HOLDING THE TORCH) is usually always ...
Page 17 - Maintenance
15 Northern Industrial WelderOperating Instructions and Parts Manual Flux Core 125 Wire Feed, Gasless Welder and disadvantages depending on the specific application as well as personal preference. 1. The BURN-THROUGH METHOD welds two overlapped pieces of metal together by burning through the top pie...
Page 18 - Trouble shooting Chart; Please provide the following:
16 Northern Industrial WelderOperating Instructions and Parts Manual Flux Core 125 Wire Feed, Gasless Welder MINOR AND ROUTINE MAINTENANCE Store in a clean, dry location away from corrosive gas, excess dust and high humidity. In temperatures from 10 e F ̢ 120°F and a relative humidity less than 90%....
Page 19 - Repair Parts List; Reference
17 Northern Industrial WelderOperating Instructions and Parts Manual Flux Core 125 Wire Feed, Gasless Welder Repair Parts List Reference number Description Part number Qty 1 Left panel 1.1.01.02.0280 1 2 Wire feeder 2.07.40.370 1 2A Drive roller 2.20.09.014 1 2B Roller cover 2.20.09.601 1 3 Fuse hol...
Page 21 - Switch; Schematic diagram; Other Safety and Standards Information; • ANSI Standard Z49.1; — SAFETY IN
19 Northern Industrial WelderOperating Instructions and Parts Manual Flux Core 125 Wire Feed, Gasless Welder 29 Indicator 1.2.07.02.0057 1 30 Main Switch 2.07.80.211 1 31 Setting Switch 2.07.80.031 1 32 Cable holder 2.04.31.107 1 33 Door Bolt 2.08.07.803 1 Schematic diagram Black wire White wire Gre...
Page 22 - • ANSI Standard Z87.1; — SAFE PRACTICE; • NFPA Standard 51B; — CUTTING AND; • OSHA Standard 29 CFR; — Code for; • American Welding Society Standard A6.0
20 Northern Industrial WelderOperating Instructions and Parts Manual Flux Core 125 Wire Feed, Gasless Welder • ANSI Standard Z87.1 — SAFE PRACTICE FOR OCCUPATION AND EDUCATIONAL EYE AND FACE PROTECTION Obtainable from: American National Standards Institute (ANSI) 11 West 42nd St. New York, NY 10036 ...
Page 23 - Warranty; Northern Tool + Equipment; Warranty Periods
Warranty Northern Tool + Equipment Effective Jan 1, 200 9 Limited Warranty This warranty applies to the original purchaser and is subject to the terms and conditions listed below. This Limited Warranty is for new equipment sold after the above date, providing coverage for defects in material and wor...