Troubleshooting6-12Part 1124631_01 E 2015 Nordson CorporationDefining the System StatusesTerm Definition Corrective ActionFault S This is a serious condition thatcauses a Machine Stop via theoutput contacts.S Fault condition auto-navigatesthe screen to Message Log.S A condition is classified as afault when it will likely preventthe line from making goodproducts.S The Ready output is off during aFault condition.A Fault causes Adhesive to turn Off.You must manually turn it back ononce the Fault is cleared.Faults do not clear automatically.They must be tested oracknowledged.Alert S This is a less serious errorcondition that requiresattention, but it does not causea machine stop.S The Ready output stays onduring an Alert condition.S An Alert does not automaticallygo to Message Log. You mustpress on the flashing yellowtriangle in the Status Bar or usethe menu to get Message Log.Alerts may clear automatically forconditions where the test iscontinuous and the condition nolonger exists. Other Alerts require aretest before being cleared.Cleared A Fault or Alert is Cleared eitherwhen the condition goes away orimmediately after beingacknowledged if no re-test isrequired. If the condition must betested, the Fault/Alert is not cleared(remains active) until a self-test isperformed and found to be nolonger presentAll Faults and Alerts areacknowledged and cleared:S at the start of self-testS on power down of the systemS on factory resetNOTE: If the condition still exists(is detected again) a new Fault orAlert is generated.Continued...
