Operation in Dusty or Sandy Areas - TM-10-4320-202-150026

TM 10-4320-202-15

assembly resulting from a decrease in atmos-

(2) Keep all ventilating screens free of

matter that may reduce air circulation.

pheric pressure. The efficiency will decrease

( 3 ) Operate the pumping assembly in

at a rate of approximately 3.5 percent per each

shady and well ventilated areas wvhen possible.

thousand feet increase in altitude.

2-18. Operation in Dusty or Sandy Areas

222. Convoy Fueling

a. Service pumping assembly with ap-

The 50 GPM dispenser may be used for the

propriate lubricants, refer to paragraph 2-5 and

mass fueling of motor vehicles, such as vehicles

LO 10-4320-202-15.

in convoy. The hose and fitting kit (fig. 2-5)

b. Service air cleaner frequently (fig. 32).

permits four vehicles to be fueled at one time

c. Use the surrounding natural barriers to

by a single dispenser. Fueling capacity of a

shield the pumping assembly from blowing

convoy fuel station may be increased by the

sand and dust. Erect artificial barriers as re-

addition of one or more dispensers. Fueling

quired.

operations must be planned and coordinated

d. Keep pumping assembly and all ventilat-

so as not to interfere with normal movement

ing screens clean.

of traffic along a highway and to necessitate

e. Operate engine according to procedures

only a minimum of delay in the movement of

prescribed for the ambient temperatures (para

convoys being fueled.

215, 216, or 217).

a. Layout of Convoy Fuel Station. The exact

f. When the pumping assembly is outside

layout of a convoy fuel station depends upon

and not operating, cover it with a tarpaulin

tactical conditions, vehicle fuel requirements,

or other suitable covering.

terrain features, convenience to fuel supply

route and pattern of existing roadways, and

availability of fuel-dispensing and construction

2-19. Operation under Humid or Rainy

equipment.

Conditions

(1) A typical layout for a convoy fuel

a. Service the pumping assembly with ap-

station employing one 50 GPM dispenser set

propriate lubricants, refer to paragraph 25

up along a bypass road is shown in figure 2-

and LO 10432020215.

6. When additional dispensers are employed

b. Check the fuel strainer bowl for evidence

to increase the fueling capacity of the station,

of water.

they may be set up adjacent to the one dis-

c. Drain and clean strainer bowl as required

penser to form a longer row of fueling points.

(para 3-3).

or they may be set up on both sides of the

d. Clean and paint all surfaces not other-

bypass road so t h a t a double column of

wise protected.

vehicles may be fueled at one time.

e. When pumping assembly is outside and

(2) Each dispenser should be installed

not operating, cover it with a tarpaulin or

as described in paragraph 27.

other suitable waterproof covering.

(3) Whenever practicable, the fuel

station should be set up along a bypass road

2-20. Operation in Salt-Water Areas

(fig. 2-6) or a secondary road, rather than

a. Follow normal operating procedure with

along a main highway ((4) below). Access to

special consideration regarding environmental

the bypass road should be arranged so that

conditions such as temperature, humidity, and

vehicles entering and leaving the area will not

dusty or sandy areas.

obstruct normal movement of traffic along the

b. Protect unpainted metal surfaces against

highway.

corrosion by applying a light coat of oil.

(4) If the fuel station is located along a

main highway, the roadway, including pass-

2-21. Operation at High Altitude

able shoulders, should be wide enough to ac-

commodate fueling as well as normal traffic

Follow normal operating procedure, but be

along the highway.

advised of reduced efficiency of the pumping

2-6