Miller Electric APT-1000 Welder User Manual


 
OM-1572 Page 6
SECTION 5 MAINTENANCE & TROUBLESHOOTING
ELECTRIC SHOCK can kill.
Do not touch live electrical parts.
Turn Off power source, and disconnect input power
before inspecting, maintaining, or servicing.
HOT PARTS can cause severe burns.
Allow cooling period before maintaining or servicing.
Maintenance to be performed only by qualified persons.
WARNING
swarn8.1* 2/93
5-1. Routine Maintenance
Turn Off all power before maintaining.
Each Use
Check
Torch Tip,
Electrode,
And Shield
Cup
Check
Torch Tip
Shutdown
System
Every Week
Check
Air/Gas
Pressure
Tape
Torn
Outer
Covering
Clean
And
Tighten
Torch
Connections
3-2
Torch Body
Air/Gas Hose
Torch Cable
Replace
Cracked
Parts
3 Months
Power
Source
Manual
See
Section
5-2
Power
Source
Manual ST-127 899-A
Figure 5-1. Maintenance Schedule