Page 61
1-2
General Information and Operating Instructions
PUSHBACK TRACTOR CHALLENGER550
Jan 28/19
Crush hazard!
When driving the CHALLENGER550 to the towbar, persons can be crushed between the CHAL-
LENGER550 and towbar.
The resulting crushing can lead to death or serious injuries.
Ensure that, besides the operating personnel, no persons or objects are located between the
CHALLENGER550 and towbar.
Ensure that visual and radio contact is always maintained with the wing walker.
Raised driver's cab!
The raised driver's cab can touch and damage the hull of the aircraft during coupling.
In "Push-back" mode, only couple when the cab of the CHALLENGER550 is completely lowe-
red.
(2)
Pull the bolts of the towing coupling at the front of the CHALLENGER550.
Crush hazard!
When coupling the CHALLENGER550, hands can be crushed in the coupling device of the towbar.
Crushing could lead to serious hand injuries.
Make sure that operating personnel only grip the towbar on the handgrips intended for this
purpose.
Make sure that the operating personnel wear protective gloves.
Property of American Airlines