TM 9-2320-289-20
b. Air Conditioner Blower. Provides ventilation using outside air when conditions do not
warrant the use of the air conditioner.
c. Air Conditioner Control Panel. Located inside patient compartment above patient
compartment front door. Allows attendant to vary the temperature and function of the air conditioner.
d. Personnel Heater. Provides heated air to patient compartment during periods of cold
temperatures. Basic heater is the same heater used for warm air function in a winterized truck. After 1
hour of operation, 70°F can be maintained in ambient temperatures down to -50oF (-46°C).
e. Personnel Heater Control Panel. Located under lower right side litter berth and controls
the functioning of the heater,
f. Gas-Particulate Filter Unit (GPFU) System. In an NBC environment, provides each crew
and patient station with clean, filtered, breathable air that is heated (if needed) to a comfortable
temperature and free of toxic agents. The protective mask and filter will NOT protect against carbon
monoxide.
1-26.
DUAL WHEEL CONFIGURATION.
a. M1028A2 and M1028A3 are shelter carriers converted to dual rear wheels. This provides
greater load carrying capability and increased stability,
b. Axles are heavier and dual wheels spread loads more evenly.
Change 2
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