U1 UST Installation/Retrofitting class one Exam| Questions and 100% Correct Solutions
21. Avoid tank ends, man-ways, and fittings while the tank is under - Ans Pressure 22. Release pressure in the tank before disconnecting any - Ans gauges or test fittings. 23. Be aware some manufactures do not tighten fittings to allow for _____________ _____________ during shipping and storage. - Ans Temperature changes 24. T-F: Air tests are inconclusive without soaping and careful inspection for bubbles? - Ans True
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