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|  MIL-T-83808
(84)
All windshields and windows shall be tinted to manufacturer's
3.4.3 Windshield and windows.
standards.
3 . 4 . 3 . 1 W i n d s h i e l d . The cab shall be provided with a glareproof windshield of safety plate or tem-
pered glass. Two glareproof sunvisors shall also be provided. The sunvisors shall not show any signs of
deflection when positioning them.
W i n d s h i e l d wipers and washer. Vehicle shall be equipped with dual front windshield wipers
3.4.3.1.1
and windshield washers. Windshield wipers shall be multispeed type, including intermittent operation, and
operated by electric motor(s).
3.4.3.2
W i n d o w s . The cab shall be provided with two doors with crank regulated windows and a rear
sliding window with two sliding sections. Sliding sections shall be 120 square inches minimum total in
area and shall lock from inside of cab. Sliding sections shall be centered on the longitudinal centerline of
the vehicle.
3.4.4
Visibility. Cab design shall ensure unobstructed operator visibility forward, rearward, to either
side and overhead at an angle not less than 70 from the horizontal at the operator's eyes. The cab shall
be so devised to ensure that the operator can see all rear pintle hooks (aided or unaided).
3.4.4.1
Mirrors. An adjustable outside low mount rear view mirror having not less than 50 square
inches of flat reflective area shall be provided on each side of the vehicle. An inside rear view mirror and a
glare proof visor over the operator's head shall be provided. Mirrors shall, in no case, Interfere with
operator visibility or safety.
Instruments a nd co ntrols. Instruments and controls shall be arranged so that those which are
34.5
most vital to operation have the most predominant location. They shall be placed in blocks distinctly
marked to group those instruments and controls pertinent to the operation of any individual component.
For example, all instruments and controls relative to the operation of the engine shall be in one block.
Controls having similar functions shall have similar actions All movement controls (except for such
devices as the parking brake, steering control, transmission selectors, power takeoff, and hydraulic
pump) shall be self-centering Indicator lights shall be green to Indicate proper operation, amber to indi-
cate caution, and red when warning is intended. The headlight high beam indicator may be blue. All
instruments and controls shall be illuminated so that personnel can determine their function during night
operation. Instrumentation and electrical controls shall have a quick disconnect plug integrated into the
wiring harness to allow removal of the complete panel or sections of panels for maintenance All air gages
shall be blocked together and not interfere with removal of instrument panels. At least the following
instruments and controls shall be provided
a. Speedometer and odometer (speedometer shall read correct speed within plus or minus
one percent).
b . Tachometer.
c. Engine 011 pressure gauge and low engine oil pressure warning light.
d. Engine coolant temperature gauge and high engine coolant temperature warning light.
e. Transmission oil temperature gauge.
f. Voltmeter or ammeter.
g. Fuel level gauge.
h. Fuel control switch (manual engine cutoff switch).
i. Hourmeter.
j. Light switches.
k. Dash light(s).
l. Parking brake flasher light.
m. Brake master cylinder red warning light.
n. Headlight high beam indicator
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