TM-9-2320-283-34-1
TRUCK TRACTOR, LINE HAUL, 50,000 GVWR, 6X4, M915A1
TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE
DECEMBER 1983
TM-9-2320-283-34-1 - Page 41 of 624
TM 9-2320-283-34-1
EQUIPMENT DESCRIPTION AND DATA
1-7.
EQUIPMENT CHARACTERISTICS, CAPABILITIES, AND FEATURES (Continued).
o.
Personnel Heater.
The personnel heater is a hot water type unit, which consists of the following major items.
1.
Heater Core.
Receives
hot
coolant
from engine
block.
It dissipates the heat from the coolant in a
manner similar to the engine radiator.
2.
Blowers.
Draw cold outside air through the heater core, where the air picks up the heat and directs the
hot air into the cab.
3.
Motor.
Drives both blowers.
4.
Shutter.
Allows the driver to direct the hot air to the floor of the cab or to the windshield (for defroster
operation).
5.
Controls.
Allow the
driver to place heater
assembly in operation and
regulate temperature of air from
heater.
(See TM 9-2320-283-10 for description and illustration).
1-30
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