Lincoln Electric 718115 Spirit II 275 - Manual (Page 130)

Section 6: Maintenance &Troubleshooting Spirit II User’s Manual
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6-10
Problem Possible Cause
Primary power has been
applied to the system, but
the plasma console screen is
blank
1. Check power/communications CAN cable
connection on back of plasma console.
2. Check for blown DIN rail fuse.
3. Check for 120v on pins of power/communications
CAN cable at back of plasma console.
The plasma console screen
is on, but the touch screen
doesn't work
1. Cycle primary power to the Spirit system.
Gas pressures will not adjust
properly
1. Wrong consumables installed in torch.
2. Loose pressure transducer cable on PC board in
the AGC.
3. Check connectors on the AGC valve associated
with the malfunction.
Low pressure error 1. Supply gas pressure(s) less than 120 psi.
Pressure error during cut 1. Supply gas pressure(s) fluctuating during cut.