Taylor-Wharton High Capacity GST Storage Tanks - Manual (Page 30)

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Disc.
b.
Defective Rupture Disc.
c. Atmosphere corrosion and/or disc
fatigue.
d.
Interior disc corrosion.
e.
Improper Rupture Disc.
Rupture Disc.
b.
Replace Rupture Disc
.
c.
Replace Rupture Disc
d.
Blow out safety device line. Replace
Rupture Disc.
e.
Install correct Rupture Disc.
7. Tank vacuum leak. a. Leak in Vacuum Jacket Lift Plate.
b.
Vacuum Pump Out Valve leak.
c.
Vacuum Probe or Vacuum Probe
Isolation Valve leak.
a. Refer to Analyzing Vacuum
Deterioration section. Replace
Vacuum Jacket Lift Plate.
b.
Replace Vacuum Pump Out Valve
diaphragm. Re-evacuate insulation
space. Contact the factory for re-
evacuation procedures.
c.
Replace faulty component. Re-
evacuate insulation space. Contact
the factory for re-evacuation
procedures.