Operation in Extreme Cold - TM-5-4320-237-150029

TM 5-4320-237-15

b. Refer to figure 9 to operate the pump-

ing assembly.

Note. The drum unloader is not used for all applica-

tions. Suction hose may be connected directly to tank

or other source of supply.

Figure 9 (3)-Continued.

18. Operation in Extreme Cold

Normal starting and operating procedures

can be used until ambient temperature reach

25F. At temperatures lower than this pro-

Figure 9 (l). Operating the pumping assembly.

ceed as follows:

a. Keep fuel tank filled with gasoline. Use

only MIL-G-3056 type 2 gasoline for operat-

ing at this temperature range.

b. Lubricate in accordance with the current

lubrication order.

c. Clean and service the fuel strainer fre-

d. Use ether sprayed into the air intake of

the engine from a pressurized can during

cranking or use other approved starting aids.

e. After starting, run engine at 1800 rpm

without load for a minimum of 10 minutes be-

fore applying load.

f. Increase speed to full throttle and run

for an additional 5 minutes before applying

load.

19. Operation in Extreme Heat

Figure 9 (2) -Continued

a. Keep engine clean to promote greatest

heat radiation. Pay particular attention to the

Screen in the engine shroud to assure that it

does not become clogged. Clogging will limit

air flow through the shroud.