Miller XT30i Owner's Manual - Page 36

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Miller XT30i Owner's Manual

7-9. Troubleshooting Torch

Trouble
Arc goes on and off while cutting.
Arc goes out while cutting.
Sparks come out top of cut or cut is not
clean.
Trouble lights are on; unit has no cutting
output.
Notes
OM-256 118 Page 32
.
A complete Parts List is available at www.MillerWelds.com
Torch travel speed too slow; increase travel speed (see Section 6-5). Clean or replace torch consumables
as necessary (see Section 7-7). Be sure work clamp is securely attached to workpiece.
Be sure work clamp is securely attached to workpiece. Make sure tip is on or near [1/16 in. (1.6 mm) to
1/8 in. (3.2 mm)] workpiece (see Section 6-5). Clean or replace torch consumables as necessary (see
Section 7-7).
Torch travel speed too fast; reduce travel speed (see Section 6-5). Clean or replace torch consumables
as necessary (see Section 7-7). Be sure work clamp is securely attached to workpiece. Unit not capable
of cutting metals thicker than rating (see Section 6-2).
Check torch consumables. Check for gas/air flow at torch. Check air supply connection and pressure to
unit and torch. Reset unit Power switch. Have Factory Authorized Service Agent check torch and
connections inside unit.
Remedy