TM 10-4520-262-12&P GLOSSARY
SPACE HEATER CONVECTIVE (SHC)
GLOSSARY
GLOSSARY-1
A
AUDIBLE TONE - A sound made within the control box assembly to alert the operator of the heater or
tent occupants to the occurrence of a heater SYSTEM FAULT condition. This tone will repeat a number of
times to indicate the applicable DIAGNOSTIC CODE. See the back of the control box assembly for a
description of the applicable code.
B
BATTERY CHARGED - The thermoelectric generator (TEG) has completed charging the battery.
BATTERY CHARGING - The TEG is charging the battery.
BREATHABLE AIR - Air heated by the heater and introduced into the tent. Also known as heated air. This
air is completely separated from the combustion air system of the heater and is free of any products of
combustion resulting from heater operation.
D
DEBRIS GRILL - A device on the end of a duct used to prevent foreign objects from entering the duct or
heater during heater operation. This item is not a louver and is not used to direct heated air.
DUCT - Term used to designate an item attached to either the heated air outlet or the breathable air inlet
of the heater and through which heated (breathable) air passes.
G
GEL CELL - A type of rechargeable battery. Also known as starved electrolyte cell.
H
HEATER ON/ON-HOLD - Advisory light on control panel assembly.
HEATED AIR - Air heated by the heater and introduced into the tent. Also known as breathable air. This
air is completely separated from the combustion air system of the heater and is free of any products of
combustion resulting from heater operation.
L
LOWER-HIGHER KNOB - A knob on the control panel assembly used to control the temperature within
the tent.
P
PIPE - Term used to designate an item attached to the combustion air inlet or outlet of the heater and
through which combustion air passes.
POST-PURGE - A stage of heater operation that follows normal operation and precedes heater
shutdown. During this stage of operation, the heater’s fuel supply is shutoff and the fans run to clear
combustion gases from the heater systems and cooldown heater components.
