TM 10-7310-241-12&P
2-2 Change 1
Section I. DESCRIPTION AND USE OF OPERATOR'S CONTROLS AND INDICATORS
2-1. GENERAL
The HWR was designed for installation in a variety of military vehicles and for operation under a wide range of
conditions. Operating personnel should be aware of any peculiarities or operational limitations that are
applicable to their particular installation.
2-2. OPERATOR'S CONTROLS AND INDICATORS FOR MODEL RAK-15
The operator’s controls and indicators are all located on the front of the HWR.
1 LO/OFF/HI switch (3-position)
Selects heating range of 150 -160 OF (66 - 71 OC) when set to the LO position.
Deselects heating when set to the center OFF position.
Selects heating range of 180 -190 OF (82 - 88 'OC) when set to the HI position.
