美国Gammon带有两轮推车的测试仪，顶部的透明测量容器具有可调节的水平指示器，操作员可以看到泵入过滤器分离器油槽的所有水已经被回收。充水口顶部见链式塞，溢流管将多余的燃料运送到下平台的五加仑污水收集器。

Tester with two wheeled cart, transparent measuring container at top has adjustable level indicator that the operator can see that all of the water that was pumped into the filter separator sump has been recovered. Water filling port is at top see chained plug, overflow pipe carries excess fuel to five gallon slop collector on lower platform.

Gammon浮子测试仪GTP-1799