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INCOMING INSPECTION & PRELIMINARY VACUUM
INVESTIGATION
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Incoming Vacuum Reading |
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Break Vacuum, on VJ Lines |
Break Vacuum on main vessel |
Replace o-ring on lift plate |
VJ Vacuum Reading |
Rebuild pump outs with new o-rings |
Rebuild Evacuation valves - new soft parts |
Prelim mass-spec - main vessel and VJ lines, repair as needed |
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STANDARD REHAB PROCESS
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Remove all panels and doors |
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Remove all tubing |
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Remove gauge panels |
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Rebuild Liquid Level gauges (2) |
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Diverter valve - Safeties - Burst Discs remove |
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Re-certify Safeties (3) |
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Install new drip pans, as required |
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4" x 4" Structural beams replaced with 1/2" wall thickness (4) |
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6" x 6" TI Beams, ISO Blocks, 6" x 6" Angles inspected & replaced as needed |
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Tubing to front gauge removed, and all clamps replaced |
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Remove gauge panel mounts, install hinge style panel |
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Fabricate new aluminum panels and doors, provide & install all new hardware |
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Remove data plates for blast and paint |
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Blast vessel to industrial finish |
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VJ and Nitrogen piping sand blasted |
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Paint - Prime, Base Coat, and Clear Coat |
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Rebuild Diverter valve with new soft parts |
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Rebuild all pressure Regulators |
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Provide new style hinged panel piped with new SS 1/4" flex hoses |
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Replace pressure gauges as needed, rebuild liquid level gauges and install
new tubing, inspect gauge valves and replace as needed |
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Clean purge panel, inspect valves and replace as need |
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Move horizontal lift plates to vertical |
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Rebuild all process piping valves with new soft parts |
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Re-install nitrogen piping, new burst disc and re-certify safeties |
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Remove nitrogen float can, clean and mass spec. repair as needed. Install
new safeties |
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Reinstall diverter valve, safeties, new burst discs, vent stack |
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Mass spec repairs |
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Pump time as needed, main vessel and VJ to <10 microns |
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Warm retention test 72 hour retention not to exceed 25 microns |
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Vacuum logs for main tank and VJ lines |
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Install brass no spark 3" flapper on stack |
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Clean and install purge tubing, all new u-bolts and clamps |
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Paint valve handles |
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Provide & install new valve ID tags |
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Install new panels and doors after paint |
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New document holders |
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Install decals (customer supplied) |
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Reinstall data plates |
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CSC Inspection |
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Pressure Tes |
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ISO Dimension check per ISO standard 668 |
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2 ½ UN PORTABLE TANK INSPECTION and/or CSC INSPECTION
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Visual inspection per
CRM-DIS-002 Visual |
Safety re-certification |
Pressure Test Per
CRM-DIS-002 Pressure |
CSC Third Party Inspection |
Install Decals |