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plumbing01.htm Plumbing

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IDENTIFYING WATER SYSTEM PIPELINES

3.   Cold, hot, and tempered water lines are identified by symbols.

a.   Figure 1-5 shows water pipeline symbols.

FIGURE 1-5.   WATER PIPELINE SYMBOLS

FIGURE 1-5.   WATER PIPELINE SYMBOLS

b.   The arrows on the diagram in figure 1-6 show the location and direction of the cold water line.

FIGURE 1-6.    ARROWS SHOWING DIRECTION--COLD WATER

FIGURE 1-6.   ARROWS SHOWING DIRECTION--COLD WATER

c.   The arrow on the diagram in figure 1-7 shows the location and direction of the hot water line.

FIGURE 1-7.   ARROWS SHOWING DIRECTION--HOT WATER

FIGURE 1-7.   ARROWS SHOWING DIRECTION--HOT WATER

d.   The arrows in the diagram in figure 1-8 show the location and direction of the tempered water line.

FIGURE 1-8.     ARROWS SHOWING DIRECTION--TEMPERED WATER

FIGURE 1-8.   ARROWS SHOWING DIRECTION--TEMPERED WATER

4.   Fittings connect and change the directions of water line pipe runs. These fittings are identified by symbols.

a.   Figure 1-9 shows water-pipe-fitting symbols.

FIGURE 1-9.  WATER PIPE-FITTING SYMBOLS

FIGURE 1-9.   WATER PIPE-FITTING SYMBOLS

b.   Figure 1-10 shows water-pipe-fitting symbols used on a diagram.

FIGURE 1-10.    DIAGRAM SHOWING TYPES OF FITTINGS

FIGURE 1-10.   DIAGRAM SHOWING TYPES OF FITTINGS

5.   Valves control the flow of water. Gate valves turn water flow on or off. Globe valves control flow of water. Faucets turn water on and off at a fixture such as lavatory or sink.

a.   Figure 1-11 shows symbols used for valves.

FIGURE 1-11.        VALVE SYMBOLS

FIGURE 1-11.   VALVE SYMBOLS

b.   Figure 1-12 shows valve symbols used on a diagram.

FIGURE 1-12.   DIAGRAM SHOWING TYPES OF  VALVES

FIGURE 1-12.   DIAGRAM SHOWING TYPES OF VALVES


David L. Heiserman, Editor

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Revised: June 06, 2015