Version 16.10 AF-6600 AF-5000 Series Install Manual 159
Landing Gear Warning System
The AF-6600 / AF-5000 landing gear warning system is designed to provide an additional level of safety for
land based and amphibious, retractable gear aircraft. Both visual and audible voice alerts are used to
convey the position of the gear and the landing mode.
Amphibian Aircraft
The landing gear warning system will provide information on the position of the landing gear prior to either a
water landing, or a runway landing. The EFIS digital inputs #1 (Gear Down) and #2 (Gear Up) should be
wired to the landing gear position limit switches. The inputs are active when connected to aircraft ground.
Landing Gear Configuration Menu
The following configuration items control the landing gear warning system
Flight Mode
The system is activated in Flight Mode when the following conditions are detected:
The current IAS is above
AND the flap down switch is not active.
In Flight Mode if the landing gear is not up and the aircraft airspeed is above
you will get a “CHECK LANDING GEAR” warning.
Landing Advisory Mode
The system is activated in Landing Advisory Mode when the following conditions are detected:
The current IAS is below
OR the flap down switch is active.
In Landing Advisory Mode the pilot will be prompted with the following message and audio “Check Landing
Gear”:
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