5.
In operation of the M12A1 PDDA in cold weather, you should ______________
a.
leave liquid in the apparatus for extended periods.
b.
remove all four panels of the pump unit assembly.
c.
not use slurry at temperatures below 32 degrees Fahrenheit.
d.
not preheat water used in the apparatus.
6.
You should wipe the exterior surfaces of the pump, piping, valves, and other metal parts with a
cloth saturated in oil when the M12A1 PDDA is to be idled for _____________
a.
short periods of time in a desert or sandy environment.
b.
less than 24 hours.
c.
24 to 48 hours.
d.
over 48 hours.
7.
To turn the ignition of the M12A1 PDDA off, you should ______________
a.
move the start-magneto switch to the STOP position.
b.
press the throttle in toward the panel as far as it will go.
c.
press the low oil pressure switch, and hold until engine stops.
d.
move the HEATER-ON/PURGE-ON switch to the HEATER-ON position.
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