Miller Electric GA-16C1 - Manual (Page 7)

OM-1027 Page 3
SECTION 5 – MAINTENANCE & TROUBLESHOOTING
READ SAFETY BLOCKS at beginning
of manual before proceeding.
WARNING
5-1. Maintenance And Troubleshooting
Turn Off all power before
maintaining.
3 Months
Control Cord
Gas Hose Gun Cable
– –
Replace
Cracked
Parts
Blow Out
Gun
Casing
Each Spool Of Wire
Clean
Nozzle
And Check
Contact Tip
– –
See
Section
5-2
Figure 5-1. Routine Maintenance
Table 5-1. Troubleshooting
Trouble Remedy
Wire does not feed. Check contact tip. Check for kinks in gun cable. Check trigger connection at
welding power source/wire feeder. Have nearest Factory Authorized Service
Station/Service Distributor check gun trigger switch.
Wire is not energized. Check contact tip. Check trigger connection at welding power source/wire feed-
er. Have nearest Factory Authorized Service Station/Service Distributor check
gun trigger switch.
Wire feeds unevenly. Check contact tip. Check for kinks in gun cable. Blow out liner and gun casing.
5-2. Changing Contact Tip And Liner
Ref. ST-149 326-A
Turn off welding power source/wire
feeder. Cut off wire at nozzle.
1 Nozzle
2 Contact Tip
3 Contact Tip Adapter
1
2
3
Tools Needed:
Figure 5-2. Changing Contact Tip