TM 1-1520-238-T-4
4–17
4–6
CONTROLS AND INDICATORS (cont)
4–6
Table 4–1.
Power Plants Controls And Indicators (cont)
Pilot Power Quadrant
SWITCH/INDICATOR
POSITION
FUNCTION
PWR levers
(engines NO 1 and NO 2)
LOCKOUT
Disengages automatic control, allows manual control with
PWR levers.
FLY
Allows normal engine operation, controlled by the
ECU/DECU.
IDLE
Allows engines to operate at ground idle speed.
OFF
Stops fuel flow to engine.
ENG START ENG 2 indicator
GREEN
Lights when engine 2 air starter regulating valve is open.
ENG START switch (engines
START
Initiates automatic start sequence.
NO 1 and NO 2)
OFF
Terminates start sequence.
IGN OVRD
Aborts automatic start sequence.
ENG START ENG 1 indicator
GREEN
Lights when engine 1 air starter regulating valve is open.
MASTER IGN switch
ON
Energizes ENG START switches.
OFF
De–energizes ENG START switch.
M58-190
PWR LEVER
ENGINE NO 2
PWR LEVER
ENGINE NO 1
ENG 2 INDICATOR
ENG 1 INDICATOR
ENG START
NO 2 SWITCH
ENG START
NO 1 SWITCH
ENG START
ENG START
MASTER
IGN SWITCH
Pilot Power Quadrant
