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<br /> <br /> <br />19 _________ <br /> Initial <br /> <br />This pipe shall have a tee into the suction side of the pump and shall continue to the rear <br />of the truck for overboard suction. <br /> <br />The overboard suction connection shall have a 2-1/2" NST male adapter and a 2-1/2" <br />NST-F cap with retaining cable. <br /> <br />To draft, the tank to pump valve shall be closed, a suction hose connected to the <br />overboard suction connection and placed in a static water supply, and the primer <br />activated. <br /> <br />Tank to Pump “T” Handle Control <br />Attached to the handle of the fire grade tank to pump valve shall be a "T" handle control / <br />rod that shall extend to the end of the pump platform to allow for ease of use to open / <br />close the fire grade tank to pump valve. <br /> <br />Steel Discharge Piping <br />All piping shall be steel piping or high-pressure flexible hose. A 2.5" X 2.5" square steel <br />manifold shall be piped directly to the discharge outlet of the pump. Attached to this <br />discharge manifold, by means of welded steel pipe nipples, shall be all the discharge <br />valves. All piping shall be painted red to match the pump. <br /> <br />The discharge shall be equipped with a drain valve at the lowest point. <br /> <br />1" Tank Fill <br />There shall be a 1" valve piped from the discharge manifold as a means for refilling the <br />tank. The valve shall be a fire type quarter turn swing-out valve handle and 1" NPT <br />threads, and shall be connected to the tank fill port by 1" high pressure flexible hose. <br /> <br />One (1) 1-1/2" Discharge to Rear <br />There shall be one (1) 1.5" valve piped from the discharge manifold to the rear of the truck <br />for connection of forestry hose. The valve shall be a fire type quarter turn swing-out valve <br />with 1-1/2" NST threads. The valve shall be furnished with a 1-1/2" NST cap and chain. <br /> <br />One (1) 1" Discharge to Pre-Connected Hose Tray <br />One (1) 1" valve piped from the discharge manifold to the pre-connected hose tray. The <br />valve shall be a fire type quarter turn swing-out valve with a handle and be connected to <br />the pre-connected hose tray by high-pressure flexible plumbing. <br /> <br />Testing <br />The pump shall be tested after the pump and all its associated piping and equipment have <br />been installed on the fire apparatus. The tests shall be conducted at the manufacturer’s <br />approved facility. <br /> <br />The testing shall include at least the pumping tests, the priming device test, the vacuum <br />test. The water tank-to-pump flow teat, and the piping integrity test. <br />