TM 55-4920-328-13
Table 2.5. Function of Controls and Indicators - - Continued
INDEX AND
REFERENCE
FIGURE NO.
NOMENCLATURE
DESIGNATION
FUNCTION OR INDICATION
OPERATOR'S SUB-MODULE (figure 1-24)-Continued
17, figure
LAMP TEST Switch-
3A3S18
Used to test all lamps in the switchlight
1-24
light Unit
units on the 3A3 panel assembly.
31, figure
START Switch
3A3S23
Used to energize the coils of two heavy-
1-24
duty contactors to apply dc power to
start the engine.
32, figure
IGNITION Switch
3A3S22
Used to energize the ignition circuit in
the engine under test.
1-24
33, figure
PRESERVE Switch
3A3S21
Used to crank the engine with the igni-
1-24
tion and fuel circuits disabled when
Specification MIL-C-8188 corrosion pre-
ventive oil is applied for engine
preservation.
CONTROL CAB SEPARATE INSTRUMENTS (figure 1-21)
53, figure
ENGINE TORQUE
Used to display engine
1-21
Indicator
torque (in foot pounds) during
T700 engine test.
54, figure
Ng & Np
Used to display Ng and Np
1-21
Indicator
speeds during T700 engine
tests.
55, figure
LUBE OIL PRESSURE
Used to display engine oil
1-21
Indicator
pressure during T700
engine tests.
Change 2 2-28.1
