leveled using the four leveling jacks provided. The unit should be properly grounded
using a 30-inch metal rod (see figure 5-5, circle B).
in the trailer, truck, and van body, and can cause injury or death to
personnel by electrical shock if the equipment is not properly grounded.
(2) The trailer mounted generator (see figure 5-5, circle C) set should be
positioned not more than 50 feet from the WPU, leveled, and properly grounded as in
(3) The raw water pump (see figure 5-5, circle D) should be placed near the
water source, not more than 50 feet from the WPU, on a firm, level footing of planks or
timbers. If necessary, two raw water pumps may be placed in series. The maximum
suction Iift of each pump is 20 feet.
Figure 5-5. Typical field WPU installation.
(4) The raw water suction hose is positioned by means of a float so that the
strainer is well below the surface of the water, but off the bottom. If the water at the
source is 6 feet deep or deeper, the suction strainer should be approximately 3 feet
below the surface (see figure 5-5, circle E). It should always be at least 4 inches below