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Basic Production Knowledge (9.13)

2018-09-13View Original

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Fill-in-the-blank: A ( ) type control valve should be selected for the compressor inlet. The fuel gas system of the heating furnace should use ( ) type control valves. Air shut-off ; Gas turned on
Reply #22018-09-13
A (air-operated) control valve should be selected for the compressor inlet. The fuel gas system of the heating furnace should use a (air-operated) control valve.
Reply #32018-09-13
A (air-operated) control valve should be selected for the compressor inlet. The fuel gas system of the heating furnace should use a (gas-shut off) type control valve.

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