UAV-1004234-001, AV-30-E Installation Manual 122
Rev H
Ensure connectors are firmly attached, and all cabling is firmly
supported and not causing undue flex. The cabling must not be hitting or
close to a moving surface (e.g., control yoke).
13.2.8 Air Data – Pitot-Static Zero
As the AV-30-E ages or is exposed to unusual conditions, the pressure
sensors may age and require field adjustment to maintain accuracy. If
the Indicated Airspeed (IAS) appears to be inaccurate, the Pitot and
Static pressure sensors may have aged unevenly and yielding
inaccurate readings. This may be remedied by executing the PITOT
ZERO function in the installation menu.
The PITOT ZERO function measures both the pitot and the static
pressure sensor with identical air pressure conditions. Any difference in
reading is saved and applied to subsequent airspeed calculations.
To execute the PITOT ZERO function, go to the AI mode screen, go to
the AV-30-E installation menu and select PITOT ZERO. Your PITOT
tube must be uncovered and the aircraft must be in a still air
environment. Press and release the right button. If the measurement
-S
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