Forney 291 TIG 180 ST Welder User Guide
- June 7, 2024
- Forney
Table of Contents
Forney 291 TIG 180 ST Welder User Guide
Overview
Read user manual
Select process
Connect TIG torch and ground clamp
Connect TIG torch lead to gas (100% Argon)
Adjust amperage per material thickness
Connect to Input Power
120VAC,
20A outlet,
30A breaker recommended
- Generator OK with continuous output > 4,500 W (120V) or 10,000 W (230V)
- Extension cord: #12 AWG (120V) or #8 AWG (230V) or larger. 25’ (8m) or shorter extension cords recommended.
Initiate the arc with a scratch or lift technique when in contact with the
metal
ELECTRODE IS ALWAYS ELECTRICALLY HOT WHILE IN TIG MODE
FIND TIG WELDING TIPS AT WWW.ASKFORNEY.COM
TIG TROUBLESHOOTING TIPS
Both LED lights off
Verify machine is plugged in and on. See manual.
Both LED lights on
Duty cycle exceeded or insufficient air flow. Allow machine to cool. Ensure
vents are clear of obstacles. See manual.
Aluminum welding
- Not recommended for this machine.
- Output is DC only which is not recommended for TIG welding aluminum.
Workpiece grounding
Connect ground clamp to clean, bare metal. No rust, paint or other
coatings. Attach the ground clamp directly to the work piece if you are
experiencing issues
Frequently tripping circuit breaker or exceeding duty cycle
Welder should be the only thing plugged into the circuit.
Low weld output or poor fusion
- Usually due to low input power.
- Welder should be only thing plugged into circuit.
- Avoid using extension cords. If one must be used, it must be #10 AWG or larger; 25’ (8m) or shorter.
- Generators must be 4,500 W continuous output and not have a low-idle function (or have it disabled).
QUESTIONS OR TROUBLE? Contact Forney Industries at 1-800521-6038
customerservice@forneyind.com
askforney.com
forneyind.com
References
- AskForney | Have Questions? Find Answers Here at AskForney
- Forney Industries | Metalworking Resources
- AskForney | Have Questions? Find Answers Here at AskForney
Read User Manual Online (PDF format)
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