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
BB, figure
CHIP DET
Used to Indicate presence of
1-24
Light
chips in lube system.
8C, figure
OIL FILTER BYPASS
Used to indicate that oil filter
1-24
Light
is being bypassed.
8D, figure
FUEL BYPASS/FUEL BOOSTER
Used to indicate that fuel
1-24
Light
filter is being bypassed.
8E, figure
O.S. (Overspeed) Light
Used to indicate engine
1-24
overspeed condition.
8F, figure
ANTI-ICE Switchlight
Used to indicate engine
1-24
anti-icing is on.
8G, figure
IGN Switchlight
Used to supply power to engine
1-24
igniters during start.
8H, figure
A O.S. Switchlight
Used to perform engine
1-24
overspeed system test.
8J, figure
B O.S. Switchlight
Used to perform engine
1-24
overspeed system test.
8K, figure
Np DEMAND Potentiometer
Used to adjust engine Np speed
1-24
or set engineNp speed limits.
9, figure
BLEED BAND
3A3DS1
Used to indicate the open position of
1-24
OPEN Indicator
the engine bleed band.
13, figure
BLEED BAND
3A3DS6
Used to indicate the closed position of
1-24
CLOSED Indicator
the engine bleed band.
Change 2 2-26
