General Information and Operating Instructions
PUSHBACK TRACTOR CHALLENGER550
Page 60
1-1
Jan 28/19
Table 8:
Display area "1" top
29
Turn signal
indicator, right
Green
Flashes when "right-turn signal" is
active.
30
Gearbox malfunction
Red
Lights up if there is a gearbox malfun-
ction.
31
Gear temperature
Red
Lights up if the temperature of the
gearbox is too high.
Pos.
Picto-
gram
Designation
Light color
Description
Property of American Airlines