Questions and Answers
What is the minimum clearance required between the service access panel of the equipment and the wall of the enclosure?
36 inches (900 mm)
What type of material should be used for access locks, screws, and bolts?
Corrosion resistant material
Why is a watertight pan of corrosion resistant metal required beneath a cooling coil?
To prevent damage from condensate overflow
What is the minimum nominal pipe size for the drainpipe from the additional watertight pan?
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How should condensate waste pipes from air-cooling coils be sized?
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What type of surface should equipment be installed on to ensure proper roof drainage?
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What is the minimum distance required between any part of the equipment and the edge of a roof or similar hazard?
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What type of structure can be used to provide protection from hazards on the roof?
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What is the minimum height required for guards, parapets, or other building structures on the exposed side of the roof?
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What is the primary purpose of providing access from inside the building to the equipment on the roof?
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