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Honeywell
EGPWS
manual
HTF7000 Family Generation Two Gen
Models:
EGPWS
1
36
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51
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51 pages
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Troubleshooting
Egpws issued Bank Angle alert
General Precautions
Design Features
Page 36
Image 36
HTF7000 Family – Generation Two (Gen 2)
HTF7000 FADEC
(Engine mounted, 2 units per engine)
36
File Number
Page 35
Page 37
Page 36
Image 36
Page 35
Page 37
Contents
Honeywell Electronics
Enhanced Ground Proximity Warning System Egpws
Egpws Flight History Data
Egpws Flight History Data was designed to
Egpws Flight History Data can
Egpws Flight History Data Limitations
Egpws Flight History Data
Egpws Units Class a Taws
MK VI & MK Viii & MK
Egpws Units Class B Taws
KGP560 & KGP860 & MK
KMH820 & KMH920
Egpws Flight History Data Warning/Caution
Egpws Flight History Parameters
GPS Vfom
Does not record what is not input
Data can be superimposed over maps/chart KML
Data that is invalid is noted as such
Flight History Retrieval Process
Egpws issued Bank Angle alert
Hawker 800 crash at Owatonna MN
Ntsb AAR-11/01, 31 July 2008, 8 Fatal
Flight History download performed at Honeywell
Cessna 560 crash at Pueblo, CO
Ntsb AAR-07/02, 16 February 2005 8 fatal
2 Flight History data chips broken, data irretrievable
Non-Volatile Memory NVM An Increasing Aide in Investigations
Agenda
Maintenance/Tracking
Trouble Shooting
Intended Uses of NVM in Electronics
Trend analysis
Various Levels of Data Available
Low Fidelity Data
Medium Fidelity Data
High Fidelity Data
Example of Low Fidelity Data
Example of Medium Fidelity Data
Example of High Fidelity Data 1Hz Rate
Precision as Witnessed during Taxi
Types of Equipment and Data Fidelity
Ase of Data
Twin Otter
Agusta A109E
Aircraft with Primus Epic Medium and Low Fidelity
Examples of Aircraft With Sky Connect EMS Helo Fleet
Fire and Rescue
Preservation & Recovery Non-Volatile Memory NVM Evidence
General Precautions
If the component is wet, keep it wet
If an accident has occurred in fresh or salt water…
General Packing and Shipping Guidelines
Closing…
Honeywell Digital Engine Controls Incident Recorder
Applicability to Accident Investigation
Agenda
Turbofan Engine Digital Control System
Ectm data is divided into three broad catagories
Examples of Data available via Ectm
Engine Statistics
TFE731 Deec Generation One Gen
Design Features
Gen 1 Incident Recorder Design Parameters
HTF7000 Family Generation Two Gen
Gen 2 Incident Recorder Design Parameters
Data is collected as discrete values
TFE731 Applications Gen 1 Civil Deec Retrofit
Production
TFE731 Applications Gen 1 Civil Deec Production
Bombardier Challenger CL Gulfstream Embraer Legacy 450
Use of Incident Recorder Data in Accident Investigation
These are not Flight Data Recorders but
Generation 1 Deec Plotted Data
Generation 1 Deec Plotted Data
Generation 2 Fadec Plotted Data
Post Accident Precautions
If the Deec or Fadec appears intact
Units and return
Attempt to identify the types of electronics that the t th
Honeywell Support for Downloading and Analysis
Example of Challenging Download
Accident Contact Information
Questions?
