TM 9-4520-258-14
1-9. LOCATION AND DESCRIPTION OF MAJOR COMPONENTS.
a. Front and Right Side. (Refer to Figure 1-2)
(1) Supply Air Duct. The supply air duct (1) moves hot air from the ASH to the shelter.
(2) Supply Air Outlet. The supply air outlet (2) provides support to attach the supply air duct.
(3) Return Air Duct. The return air duct (3) brings return air back to the ASH for reheating.
(4) Return Air Inlet. The return air inlet (4) provides support to attach the return air duct.
(5) Fresh Air Damper. The fresh air damper (5), when open, allows fresh air to be drawn into the ASH. It can be
used in the ventilating or heating mode.
(6) Return And Supply Air Duct Covers. The return and supply air duct covers (6) prevent dust and debris from
entering the ASH when not in operation or in storage.
(7) Power Cable. The power cable (7) is to be connected to a power source to operate the ASH.
(8) Remote Thermostat Receptacle. The remote thermostat receptacle (8) provides a receptacle for attaching the
remote thermostat cable.
(9) Remote Thermostat and Cable. The remote thermostat and cable (9) controls temperature from inside the
heated area.
(10) Lubrication Chart. The lubrication chart (10) provides information for proper lubrication of the ASH.
(11) Jack Assembly. The jack assembly (11) is used to raise the ASH to allow the wheels to be extended or
retracted and to level the ASH.
(12) Front Side Access Door. The front side access door (12) provides access to the ASH interior for
inspections/maintenance, the handbook compartment, the exhaust elbow, and fuel hose.
(13) Rear Side Access Door. The rear side access door (13) provides access to the ASH interior for
inspections/maintenance and the remote thermostat.
(14) Combustion Air Inlet. The combustion air inlet (14) brings air into the combustor blower assembly.
(15) Retractable Wheel Assembly right side). The retractable wheel assembly (15) allows an individual to move
and position the ASH when used in conjunction with the left side wheel assembly.
(16) Control Panel Cover. The control panel cover (16) protects the control panel.
(17) Control Panel. The control panel (17) contains the operator controls and indicators used during operation. The
hinged panel provides a central location for troubleshooting the ASH electrical components/controls.
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