Oil content meter and bilge alarm test rig.

(a) This section contains requirements for test rigs used in approval testing of oil content meters and meter. A typical test rig is described in Figure 162.050-19. The mixture pipe shown in Figure 162.050-19 is the portion of test rig piping between the oil injection point and the meter or bilge alarm piping. (b) Each sample point on a test rig must be of the type described in Figure 162.050-17(e) and must be in a vertical portion of the test rig piping. (c) Each test rig must have a centrifugal pump that is designed to operate at 1,000 revolutions per minute or more. (d) The mixture pipe on a test rig must have a uniform inside diameter. FIGURE 162.050-19—MONITOR AND BILGE ALARM TEST RIG [CGD 76-088a, 44 FR 53359, Sept. 13, 1979, as amended by USCG-2004-18939, 74 FR 3385, Jan. 16, 2009]