(2) Operate the unit a few minutes after the
burner shutoff valve is closed. This allows the
blower to purge any vaporized fuel from the
(10) Open the tumbler door and allow the
tumbler to cool for 3 to 5 minutes.
(11 ) Stop the blower and burner by pushing
(3) Remove the end of the fuel feed hoes
assembly from the 55 gallon (209 liters) fuel
manual starter assembly.
(12) Stop the engine generator set.
(4) Place the end of the hose into a quart
g. Temporary Shutdown of Unit for Five or
container filled with OE-30 oil for temperature at
+40 to -10F (4 to -23C), or OES oil for tem-
peratures at O to -65F (-18 to -54C).
(5) Operate the fuel pump until the quart
Perform the following procedure to assure adequate
container is empty and then stop the pumps.
preservation of the dryer-tumbler and water heater
fuel pump assemblies when the laundry unit is to
(6) Install protective caps on fuel pump inlet
remain idle for five days or more.
and outlet connections.
(1) Close the burner fuel shutoff valve.
Section Il. OPERATION OF A U X I L I A R Y E Q U I P M E N T
2-4. Fire Extinguisher (Carbon Dioxide Type)
2-5. Fire Extinguisher Operation and Maintenance
The carbon dioxide type fire extinguisher is
a. Operation. Remove fire extinguisher from its
suitable for electrical and flammable liquid fires.
location; break the seal, operate the control valve,
The carbon dioxide types are of the 4-pound (1.8
and direct the stream at base of flame.
kg), 7 pound (3.375 kg), and 10 pound (4.5 kg)
b. Maintenance. For maintenance of the fire
sizes. The 4 pound (1.8 kg) extinguisher is port-
extinguisher, refer to TB 5-4200-200-10.
able; the other two are the fixed type.
2-6. Operation in Extreme Cold (Genera-
Insulation on wires becomes brittle in
tor Set and Laundry Unit
extreme cold and will break if twisted or
bent. Disturb wiring as little as possible
(Below OF. (-18C. )).
while inspecting or removing moisture or
(1) General. The generator set is designed to
operate at temperatures as low as -25F (-32C).
(b) Keep the batteries fully charged and free
Care should be taken to keep the engine in good
of dirt, moisture, and snow. Normally an operating
operating condition, to assure quick starting in
period of one hour per day will be sufficient to
very cold weather.
keep the batteries charged
(2) Fuel System.
(a) Keep the fuel tank as full as possible to
Do not smoke or use an open flame in the
vicinity when servicing the batteries.
(b) Remove ice and snow from the fuel tank
cap and dispensing equipment before filling the
explosive gas. Failure to observe this
warning may result in serious injury to
(c) Drain and service the fuel filter more
frequently during cold weather to remove water
(c) Check the electrolyte for proper level,
and prevent freezing.
and see that the batteries are properly charged
(3) Lubrication. Lubricate the engine in
(TM 9-6140-200-15). The danger of freezing
accordance with the current lubrication order, LO
depends on the specific gravity of the electrolyte.
(4) Electrical System.
Water added to a battery will freeze unless
(a) Before attempting to start the engine,
it is mixed by charging. Do not add water
remove any accumulation of ice or snow from the
spark plugs or wiring.