Lesson 1/Learning Event 1
LEARNING EVENT 1:
DESCRIBE THE M12A1 PDDA AND
IDENTIFY NEW-EQUIPMENT SERVICES
The complete nomenclature for the M12A1 PDDA is: decontaminating apparatus,
power-driven, skid-mounted, multipurpose, nonintegral 500-gallon, ABC-M12A1.
For brevity, in this subcourse it will continue to be called the M12A1 PDDA.
The M12A1 PDDA consists of a pump-unit assembly, a tank-unit assembly with a
personnel shower assembly, and an M2 Water Heater Assembly.
These three
items are shown in figure 1.
FIGURE 1.
THREE MAJOR COMPONENTS OF THE
M12A1 PDDA.
2
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