Dr. Livingstone, I Presume WELDWISE 2400 - Manual (Page 117)

INDEX
TROUBLESHOOTING GUIDE ___
INTRODUCTION 10-3
1. SOME OR ALL WELDS ARE REJECTED, NOT CATCHING FAULTY WELDS, 10-6
WELD COUNT IS NOT INCREASING
EVERY WELD IS REJECTED FOR ALMOST EVERY PARAMETER
EVERY WELD IS REJECTED FOR HALFCYCLE COUNT
EVERY WELD IS REJECTED FOR DISPLACEMENT PARAMETERS
EVERY WELD IS REJECTED FOR FORCE PARAMETERS
EVERY WELD IS REJECTED FOR CURRENT, VOLTAGE, ENERGY, RESISTANCE
OR CONDUCTION ANGLE PARAMETERS
SOME WELDS ARE REJECTED FOR ALMOST EVERY PARAMETER
SOME WELDS ARE REJECTED FOR HALFCYCLE COUNT
WELDS THAT SHOULD BE REJECTED ARE NOT BEING REJECTED
WELD COUNT DOES NOT INCREASE
2. TROUBLE WITH FORCE SENSOR, READINGS OR CHANNEL 10-14
CALIBRATED FORCE SIGNAL IS READING HIGHER OR LOWER THAN NORMAL
CALIBRATED FORCE SIGNAL IS INDICATING A FROZEN (STATIC) READING
WHEN A WELD IS MADE, THERE IS LITTLE OR NO FORCE REPORTED
A/D READING IS “FROZEN”
A/D READING IS “PEGGED” (+/- 32767)
INACCURATE A/D READINGS (+/- 32767)
3. TROUBLE WITH DISPLACEMENT SENSOR, READINGS OR CHANNEL 10-17
CALIBRATED DISPLACEMENT SIGNAL IS READING HIGHER OR LOWER THAN NORMAL
CALIBRATED DISPLACEMENT SIGNAL IS INDICATING A FROZEN (STATIC) READING
A/D READING IS “FROZEN” - ALL CHANNELS
A/D READING IS “PEGGED” (+/- 32767)
FROZEN A/D READING (DISPLACEMENT ONLY)
INACCURATE A-D READINGS (+/- 32767)
4. TROUBLE WITH TOROID 10-21
INTERMITTENT LOW HALFCYCLE COUNT (HALFCYCLES ON)
WELDS ARE RECORDED WHEN THE WELDER IS NOT WELDING
WELDS ARE RECORDED, BUT THE CURRENT IS NOT READING CORRECTLY
0455-INS-400 Rev. C 10-1