According to Coast Guard Regulations (46 CFR), which of the following statements is true concerning the water level indicating device for the auxiliary boiler shown in the illustration? See illustration MO-0093.

Question

Accepted Answer

The minimum size of the piping connecting the water column to the steam drum is to be one inch.

Answer

The illustrated arrangement may be used on any steam boiler, for any steam pressure, up to 300 psig.

Answer

The shutoff valve on the boiler drum must be of cast iron.

Answer

A minimum of three test cocks may serve as the primary water level indicator on boilers under 250 psig.

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