5-2. Overload Protection: Trouble Lights & Checking Shield Cup Shutdown System

1

2

3

Checking Torch Shield Cup Shutdown System

Power must be reset whenever the cup shutdown system is activated. Al-

ways turn Off power when changing or checking consumables.

4

If certain problems occur, the Ready light goes off, a trouble light comes on, and output stops.

1 Pressure Light

Lights if gas/air pressure is below 40 PSI (276 kPa).

Turn power Off, and check for prop- er gas/air pressure (see Section 4-1).

2 Cup Light

Lights if shield cup is loose.

Turn power Off, and check shield cup connection (see torch Owner’s Manual). Power must be reset whenever the cup shutdown is activated.

Check shield cup shutdown system once a week.

3 Temperature Light

Lights if power source overheats (see Section 3-5).

4 Torch Shield Cup

Turn Power On and loosen shield cup. If shutdown system works properly, Ready light goes off and Cup light comes on. If not, turn pow- er Off and check for proper gas/air pressure (see Section 4-1), blocked or leaking hose, or loose shield cup (see torch Owner’s Man- ual).

If system works properly, retighten cup and reset power.

Ref. 192 492 / Ref. 801 300-A

OM-2210 Page 20

Page 24
Image 24
Hobart Welding Products OM-2210 manual Checking Torch Shield Cup Shutdown System