Water Handling Equipment Guide - National Wildfire Coordinating ...
Water Handling Equipment Guide - National Wildfire Coordinating ...
Water Handling Equipment Guide - National Wildfire Coordinating ...
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WATER PUMPING EQUIPMENT<br />
Plumbing<br />
G. Plumbing<br />
Figure 2—Typical engine plumbing diagram (centrifugal).<br />
Filler Cap With<br />
Breather Vent<br />
Cap<br />
Legend<br />
Strainer<br />
<strong>Water</strong> Tank<br />
Pump<br />
Cooling<br />
Line<br />
(1/8"line)<br />
2<br />
19<br />
3<br />
Valve<br />
Check Valve<br />
10<br />
Primer<br />
4<br />
Pressure Gauge<br />
13<br />
6<br />
5<br />
Line, Flexible<br />
Suction<br />
Hose<br />
18<br />
8<br />
1<br />
11<br />
Pump<br />
Foam<br />
Proportioner<br />
4<br />
Flexible Coupling<br />
Hose Reel<br />
Strainer<br />
Suction<br />
Strainer<br />
3<br />
Flow direction<br />
(Use of foot valve not recommended)<br />
(Use of foot valve not required when check valves are used in pump discharge line)<br />
Valve Numbering System<br />
The numbering system below has been adopted by the USDA Forest Service (other systems may also be<br />
available).<br />
No. 1 from tank to pump<br />
No. 2 from pump to tank<br />
No. 3 from pump to overboard discharge<br />
No. 4 from pump to hose reel or basket discharge<br />
No. 5 from pump to small auxiliary discharge(3/4 in)<br />
No. 6 from pump to primer<br />
No. 7 adjustable pressure relief valve*<br />
No. 8 from overboard suction intake to pump<br />
No. 9 reserve supply from tank to pump*<br />
No. 10 tank to piping shut-off valve<br />
No. 11 pump or piping drain valve<br />
No. 12 pump coolant clean-out*<br />
No. 13 gravity tank drain<br />
No. 14 foam-differential-valve shunt*<br />
No. 15 pump transfer valve*<br />
No. 16 engine cooler line*<br />
No. 17 pump bypass*<br />
No. 18 low volume gravity (back pack fill)<br />
No. 19 water only valve for eductor or water transfer<br />
No. 20 feed #2, #13 and/or #19*<br />
* Valve not utilized in this diagram.<br />
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