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Page Title:
Type I pumping system operation |
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|  MIL-T-62032H
meter shall have a seven figure totalizer to record the total gallons pumped and a four figure
set-back counter with figures not less than 0.75 inch high. The meter shall be located to facilitate
reading of numerals, and shall conform to the applicable requirements of the National Bureau of
Standards Handbook 44 covering Specification and Regulations for Commercial Weighing and
Measuring Devices.
*
3.6.4 Type I pumping system operation. The pumping system shall provide for any
servicing rate between zero and the maximum rated flow capability for the specified hose and a
100 gpm nozzle. The flow rate shall be controllable between zero and 100 gpm by the trigger
control of the 1.5 inch nozzle, when flow is through the meter and 100 feet of 1.5 inch hose.
3.6.4.1 Self-loading operation. The truck shall be capable of self-loading (loading by use
of the on-board pumping system) at a rate of not less than 100 gpm. Self-loading shall be
accomplished through use of the suction stub specified in 3.5.21 and the 10-foot, 2.5 inch hoses
specified in 3.5.23. The speed ends of 3.5.22.1 may be attached to the 2.5 inch hoses for use
when drawing from drums.
3.6.4.2 Gravity discharge. The truck shall be capable of off-loading by gravity discharge
through the 10-foot, 2.5 inch hoses of 3.5.23 and the gravity discharge faucets of 3.6.5.
3.6.5 Type I plumbing system. A plumbing system shall be installed in the underslung
cabinet on the side of the vehicle opposite the driving controls. The plumbing system shall
incorporate at least the following valves and equipment, functionally arranged:
(a) Nonmetered gravity discharge faucet, 2.5 inch, with camlock coupler for gravity
discharge and for use with the suction stub in filling the tank from drums by use of a
2.5 inch diameter hose and speed end
(b) Automatic flow control (bottom loading) valve, 4-inch
(c) Pump suction valve, 2.5 inch.
(d) Sectionalizing valve, 3-inch across the manifold, to be closed when pumping and
open for gravity discharge through the meter
(e) Pump discharge valve, 2-inch
(f) Meter, 2-inch (see 3.6.3)
(g) Metered gravity discharge faucet, 2-inch, with 2.5 inch camlock adapter
(h) Hose reel valve, 1.5 inch.
3.7 Type II tank body (dual fuel servicing). The type II tank body shall be a
two-compartment type with dual loading and dispensing systems. The tank body shall conform
to the basic body requirements specified in 3.5 through 3.5.25.3 and to the dual fuel servicing
requirements specified in 3.7 through 3.7.6.
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