LR45 THRUST REVERSER CAS (10/9/2023)

Question 1

L REV UNSAFE
R REV UNSAFE
(RED)

Answer 1

Illuminates in conjunction with red UNL/DEP EI; throttle retard and autostow activates

Question 2

L REV AUTOSTOW
R REV AUTOSTOW
LR REV AUTOSTOW
(WHITE)

Answer 2

Autostow function activated with pressure to stow side of actuator

Question 3

L REV FAULT
R REV FAULT
LR REV FAULT
(WHITE)

Answer 3

WOW input fail, ECU fail, or deploy without hydraulic pressure, or without unlock or deploy command

Question 4

DEP (RED)

Answer 4

TR deployed in flight or on ground w/o being unlocked or deploy switch is bad; autostow will attempt to stow

Question 5

UNL (RED)

Answer 5

TR unlocked in flight or on ground w/o being armed or bad unlock switch; autostow will attempt to stow

Question 6

REV (AMBER)

Answer 6

HCU powered; TR armed in flight or on ground with thrust lever > MCR

Question 7

UNL (AMBER)

Answer 7

TR unlocked; in transition to deploy; Master Caution time delayed

Question 8

REV (WHITE)

Answer 8

HCU powered/TR armed on ground

Question 9

DEP (GREEN)

Answer 9

TR deployed on ground