Section 9 - Troubleshooting - Miller Bobcat 225 NT Owner's Manual

SECTION 9 – TROUBLESHOOTING
9-1. Welding Troubleshooting
Trouble
No weld output.
Low weld output.
High weld output.
Erratic weld output.
9-2. Auxiliary Power Troubleshooting
Trouble
No output at auxiliary power
receptacles.
High power output.
Low power output.
Erratic power output.
OM-405 Page 34
Check control settings.
Check weld connections.
Check fuse F1 and replace if open (see Section 7-4 or 8-6).
Be sure all equipment is disconnected from receptacles when starting unit.
Have Factory Authorized Service Agent check brushes, slip rings, and integrated rectifier SR2.
Check plug PLG6 connection.
Check fuse F1 and replace if open (see Section 7-4 or 8-6).
Check control settings.
Check and adjust engine speed (see Section 7-6 or 8-5).
Service air cleaner according to engine manual.
Have Factory Authorized Service Agent check brushes and slip rings.
Check control settings.
Check and adjust engine speed (see Section 7-6 or 8-5).
Check control settings.
Tighten and clean connections to electrode and workpiece.
Use dry, properly-stored electrodes for Stick and TIG welding.
Remove excessive coils from weld cables.
Clean and tighten connections both inside and outside welding generator.
Check and adjust engine speed (see Section 7-6 or 8-5).
Have Factory Authorized Service Agent check brushes and slip rings.
Reset circuit breakers (see Section 6-1 or 6-2).
Press optional GFCI receptacle Reset button (see Section 6-2).
Check fuse F1 and replace if open (see Section 7-4 or 8-6).
Check plug PLG6 connection.
Have Factory Authorized Service Agent check brushes, slip rings, and integrated rectifier SR2.
Check and adjust engine speed (see Section 7-6 or 8-5).
Check fuse F1 and replace if open (see Section 7-4 or 8-6).
Increase Fine Adjust control R1 setting.
Check fuel level.
Check and adjust engine speed (see Section 7-6 or 8-5).
Check receptacle wiring and connections.
Have Factory Authorized Service Agent check brushes and slip rings.
Remedy
Remedy