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B
With Radio Altitude source at 0 feet (on Ground), the computer
indicates ______feet.
When Radio altitude self-test (40-50') is pressed, the computer
indicates ______ feet.
Do these readings agree with the cockpit display?
An alternate method can be by using a Radio Altimeter tester.
Confirm the following:
When the Radio altitude is at 0 feet, the Diagnostic Computer indicates
______ feet.
When the Radio altitude is at 1,000 feet, the Diagnostic Computer
indicates ______ feet.
When the Radio altitude is at 2,000 feet, the Diagnostic Computer
indicates ______ feet.
When the Radio altitude is at 2,500 feet, the Diagnostic Computer
indicates ______ feet.
Flag the Rad. Altitude source by pulling the circuit breaker.
Verify that the Rad. Alt. Status goes INVALID.
Verify that the "TAS" flag appears on the traffic display.
Reset the circuit breaker. Verify that the "TAS" flag clears.
Rad. Altitude Source #1 Pass/Fail ______.
7.
Check that the configuration module and logic discretes are correct.
Refer to supporting drawings and documentation if necessary to con-
firm the following items.
The TAS and related aircraft system should be operating normally for
the following test. Connect the Diagnostic Computer to the KMH/KTA
through the RS-232 port. Run the TASDIAG Input Data program and
observe the following on the Diagnostic Computer.
Disable the WOW logic and check that the air/ground (J10-4) mode
changes from "ON-GROUND" (GND) to "AIRBORNE" (OPEN).
Pass/Fail ______.
Rev 3, August/2002
10609I03.CDL
KMH 880/KTA 870
Yes/No
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