.A complete Parts List is available at www.HobartWelders.com
6-2. Trouble Lights And Checking Shield Cup Shutdown System
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2
3
Checking Torch Shield Cup Shutdown System
Power switch must be reset whenever cup shutdown system is activated.
Always turn Off power source when changing or checking consumables.
3
1 Power Light
Light is steady if input power is okay. Light flashes if input power is less than 92 volts ac or greater than 136 volts ac. Light stops flashing 15 seconds after condition is corrected or when torch trigger is pressed.
If certain problems occur, the trouble light comes on, and output stops.
2 Cup Light
Lights if shield cup is loose/off.
Check shield cup shutdown system as follows:
Turn power On and loosen shield cup. If shutdown system works properly, Cup light comes on. If not, turn power Off and have a factory authorized service agent check unit.
If system works properly, retighten cup. Power must be reset whenever the cup shutdown is activated.
Check shield cup shutdown system once a week.
A flashing Cup light indicates that the torch consumables are stuck or worn and should be inspected and/or replaced (see
Section
3 Temp Light
Lights if power source overheats or when ambient temperature is below −40° C (−40° F). If unit overheats, allow fan to cool unit for 15 minutes (see Sections
4 Power/Temp Lights
When both lights flash, the com- pressor current limit was exceeded either above or below its operating range. The lights flash for 15 sec- onds before the torch can be retrig- gered. If this condition continues during unit operation, have a facto- ry authorized service agent check unit.
Ref. 230
