abrasions that might indicate out of roundness, or improper centering (if equipped). Inspect gauge wells and gauge well/roof seals for abrasions that might indicate out of roundness, or improper centering. Inspect the floating roof coating for corrosion. Touch up with compatible coating if required. At time of out of SM SM SM and inspect perimeter service internal tank/pan seals. inspection Refer to for inspection and SM SM SM maintenance requirements of floating roof pressure/vacuum vents. As required Refer to for inspection and maintenance requirements of floating roof legs. Floating Roof and Pan Pressure/Vacuum (Section 8-9.1.5) Inspect the floating roof or pan SM SM SM pressure/vacuum vent to ensure that the and retaining straps or guides are in good working order and that the pressure/vacuum vent is not stuck to its seats, but Floating Roof instead lift easily off of its seats and Pan At time of out of and reseats properly. Inspect Pressure/ service internal Vacuum gaskets for wear and replace as inspection Vents required. Refer to the manufacturer’s operation and maintenance manual provided with the floating roof or pan for additional guidance on servicing the pressure/vacuum vent. Floating Roof and Pan Legs (Section 8-9.1.6)
abrasions that might indicate out of roundness, or improper centering (if equipped). Inspect gauge wells and gauge well/roof seals for abrasions that might indicate out of roundness, or improper centering. Inspect the floating roof coating for corrosion. Touch up with compatible coating if required. and inspect perimeter tank/pan seals. At time of out of service internal inspection SM SM SM Refer to for inspection and maintenance requirements of floating roof pressure/vacuum vents. Refer to for inspection and maintenance requirements of floating roof legs. As required SM SM SM Floating Roof and Pan Pressure/Vacuum (Section 8-9.1.5) Floating Roof and Pan Pressure/ Vacuum Vents Inspect the floating roof or pan pressure/vacuum vent to ensure that the and retaining straps or guides are in good working order and that the pressure/vacuum vent is not stuck to its seats, but instead lift easily off of its seats and reseats properly. Inspect gaskets for wear and replace as required. Refer to the manufacturer’s operation and maintenance manual provided with the floating roof or pan for additional guidance on servicing the pressure/vacuum vent. At time of out of service internal inspection SM SM SM Floating Roof and Pan Legs (Section 8-9.1.6)
ufc_3_460_03_appendix_c.docx