Honeywell MK VIII, MK XXII Display Switching Relays if Installed, ADJUSTMENT/TEST Adjustment

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EGPWS LINE MAINTENANCE MANUAL

4.Align the Configuration Module housing to the P2 connector ensuring that wires are properly contained within the connector assembly.

5.Install the two screws securing the Configuration Module to the P2 connector.

6.Connect the P2 connector assembly to the EGPWC.

7.Provide power to EGPWC and all required sensors and subsystems.

8.Program the Configuration Module per the instructions in Section 4.4 and any appropriate aircraft drawings that define the proper values to use.

9.Perform EGPWS Level 1, 2, and 3 Self-Test per Section 3.3 to 3.5 to verify system function and proper configuration per aircraft drawings.

6.3 DISPLAY SWITCHING RELAYS (IF INSTALLED)

Refer to appropriate EGPWS aircraft wiring and mechanical drawings.

6.3.1 REMOVAL

1.Remove power to the EGPWC.

2.Remove power to the Weather Radar system.

3.Remove power to the EGPWS/Weather Radar display switching relays.

4.Access and remove the display switching relay(s) using standard maintenance practices.

6.3.2 INSTALLATION

1.Ensure that EGPWC, Weather Radar, and display switching relay power is removed.

2.Mount relay(s) and secure.

3.Provide power to the EGPWC and all required sensors and subsystems.

4.Provide power to the Weather Radar system.

5.Provide power to the display switching relays.

6.Perform a Level 1 Self-Test per Section 3.3 to verify relay operation.

7 ADJUSTMENT/TEST

7.1 ADJUSTMENT

The EGPWS does not require any adjustments.

7.2 TEST

Line maintenance testing for the EGPWS consists of functional verification of the EGPWC and associated interfaces. For EGPWC functional verification, see the Fault Isolation Section 3. Associated interfaces are verified through EGPWS ground tests as described in the following section.

7.2.1 EGPWS GROUND TESTS

All EGPWS Ground Tests are developed by the installer to meet aircraft specific interfaces. Examples of Ground Test are available from Honeywell via the EGPWS website. To obtain a copy of a sample Ground Test Procedure, please visit www.egpws.com, select the Installation Information page, then select the Ground and Flight Test Procedures sub-page.

CAGE CODE: 97896

SCALE: NONE SIZE: A DWG NO.: 060-4199-180

REV: G

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Contents Egpws Line Maintenance Manual Drawn Date RevisionsDescription ApprovedEFF PT 14A Disp USE Table of Contents Maintenance Practices 10.1 Applicability Introduction ScopeMK V Egpwc Part Numbers MK VII Egpwc Part Numbers Reference Documents MK VI, MK VIII, MKDescription and Operation General System Description Enhanced Ground Proximity Warning SystemMode 3 Descent After Takeoff Operation Mode 1 Excessive Descent RateMode 2A/2B Terrain Closure Rate Mode 4A/4B/4C Unsafe Terrain ClearanceMode 6 Advisory Callouts Optional Mode 5 Descent below GlideslopeCallout Description Smart Five Hundred Tail Strike Callout Mode 7 Windshear Detection Optional for MK V/VII onlyExcessive Bank Angle Callout Envelope Modulation not Available in MK VI/VIIITerrain Alerting and Display Optional Runway DatabaseTerrain and Obstacle Database Geometric Altitude GPS Required Peaks Display Mode OptionalWeather Radar Autotilt MK V and MK VII only Stabilized Approach Monitor Option for MK V and MK VII only System Display and AnnunciationAltimeter Monitor Option for MK V and MK VII only Long Landing Monitor Option for MK V and MK VII only LOW Airspeed Monitor MK V Boeing 737NG onlyBelow Lamp FormatSystem Operation During AN Inop Condition System Maintenance Maintenance PhilosophyBIT Description Egpws Status LED’S Front Panel Test ConnectorEgpwc Front Panel Front Panel SELF-TEST Interface MK V and MK VII onlySELF-TEST Functions Troubleshooting Guide Fault Isolation Troubleshooting GeneralExternal Computer Fault Fail Corrective Action Level 1 SELF-TEST GO/NO GO Test SELF-TEST PreambleGpws Inhibited Short Level 1 SELF-TESTGpws INHIBITED, Terrain Inhibited SELF-TEST InhibitedLevel 2 SELF-TEST Current Faults Long Level 1 SELF-TESTCurrent Faults Internal Current Faults ExternalFault Example Reason Flap Switch Fault Bussignal FaultBUS Wiring Fault Gear Switch FaultCallouts Option Invalid Program PIN Read ErrorSystem or Mode Tasked Failed Audio Menu InvalidSheet 31 Terrain Awareness no Valid Latitude Terrain AWARENESS-POSITION ErrorTerrain Clearance Floor Position Error Terrain Awareness no Valid LongitudeLevel 3 SELF-TEST System Configuration Following Information is Given in the Level 3 SELF-TESTIRS 1 Attitude Mode Selected Egpws Line Maintenance Manual Level 4 SELF-TEST Fault History Following Information is Given in the Level 4 SELF-TESTLevel 6 SELF-TEST Discrete Input Test Level 5 SELF-TEST Alert HistoryFollowing Information is Given in the Level 5 SELF-TEST GND Landing Gear Discrete Arinc 552 / ALT 55 Radio Altitude Validity Flag Discretes3 +28V Landing Gear Discrete GND Landing Flap Discrete or Flap Override 5 +28V Landing Flap or Flap Override DiscreteSteep Approach Discretes Flap Position DiscretesSELF-TEST Discrete Steep Approach Discrete #1 MK V and MK VII only10 +28V ILS Tuned Discrete Steep Approach Discrete #2GND ILS Tuned Discrete Glideslope Validity Discretes13 +28 V Glideslope Inhibit Discrete GND Glideslope Cancel DiscreteGND Glideslope Inhibit Discrete Decision Height DiscreteGND Audio SUPPRESSINHIBIT/ALL Modes Inhibit Discrete Mode 6 Volume Control DiscreteCallouts Enable Discrete MK V and MK VII only 19 +28 V Audio SUPPRESSINHIBIT/ALL Modes Inhibit DiscreteTerrain Awareness & TCF Inhibit AOA Validity Discretes MK V and MK VII onlyDisplay Select Discretes Simulator Reposition MK V and MK VII onlyAttitude Validity Discretes Weather Radar ON/OFFLocalizer Validity Discretes MK V and MK VII only Airspeed Validity DiscreteLongitudinal Acceleration Validity Discrete Barometric Altitude Rate Validity DiscretesAcceleration SELF-TEST in Progress Discrete Normal Acceleration Validity DiscreteAOA Vane Heater Discrete PLI Deselect Switch Discretes MK V and MK VII onlyMagnetic Heading Validity Discrete Autopilot Disconnect DiscretesCorrected Barometric Altitude Validity Discrete Tactical Select DiscreteAltitude Alert Discrete Momentary Flap Override DiscreteGpws Inhibit Discrete Weight on Wheels DiscreteRaas Enable Discrete MK V and MK VII only Raas Inhibit Discrete MK V and MK VII onlyLOW Airspeed Monitor Inhibit Discrete MK V 737NG only Database Update Frequency Maintenance Practices GeneralDatabase Update Loading a DatabaseFlight History Downloading Download ProcedureObtaining AN Egpws Flight History Download Card Transcription of the Pcmcia Card Via email aerotechsupport@honeywell.comSheet 54 CFG CAT 7 92 T CUW command/data string Configuration Module MK VI, MK VIII, and MK Xxii only REMOVAL/INSTALLATION 6.1 Egpwc RemovalInstallation Servicing GeneralADJUSTMENT/TEST Adjustment Display Switching Relays if InstalledEgpws Ground Tests INSPECTION/CHECK General CLEANING/PAINTING GeneralRepairs General Appendix a Winviews Appendix B Troubleshooting DO’S and do NOT’S Appendix C Raas Maintenance Messages Aural & Displayed Maint Function MessageMaint Function Displayed Message RAAS-NA-xxxx amber RAAS-RTO green RAAS-INOP amberAppendix D Stabilized Approach Monitor Maintenance Messages Self-Test Level 3 RCD Part NumberAppendix E Altimeter Monitor Maintenance Messages Self-Test Level 1 Flaps Monitor Inop Appendix G Long Landing Monitor Maintenance Messages Appendix H LOW Airspeed Monitor Maintenance Messages Self-Test Level 3 Airspeed Low Inhibited Annunciated at

MK VIII, MK V, MK XXII, MK VII, MK VI specifications

Honeywell's range of control systems, particularly the MK VI, MK VIII, MK VII, V, and XXII, are pivotal innovations that have revolutionized process automation and control in various industries, especially in power generation and oil and gas sectors. Each of these systems comes with unique features and technologies to enhance operational efficiency, safety, and reliability.

The Honeywell MK VI control system is renowned for its ability to provide effective plant control and management tools, featuring advanced operator interfaces and robust hardware components. It employs a modular design, which allows for easy scalability and integration into existing infrastructure. The MK VI is equipped with Ethernet-based communication protocols, ensuring high-speed data transfer and enabling seamless connectivity with other systems.

The MK VIII system takes automation a step further, emphasizing enhanced performance and reliability. With its built-in redundancy and advanced diagnostics, the MK VIII minimizes downtime and optimizes maintenance efforts. Its powerful software tools are designed to improve operator decision-making, providing critical insights into plant operations and trends.

Honeywell’s MK VII control system is designed for high-performance applications, especially in gas turbine environments. It features advanced control algorithms, enabling precise control of emissions and improving overall efficiency. The MK VII stands out with its ability to maintain optimal performance under varying load conditions, ensuring reliability in challenging operational scenarios.

The MK V system is one of Honeywell's legacy products, known for its simple and user-friendly interface. Despite its age, it continues to be a dependable choice for many plants. It offers solid performance with basic control functions and has been a reliable backbone for older facilities transitioning into newer technologies.

Lastly, the MK XXII brings a modern twist to control systems with its focus on cybersecurity and data analytics. This system takes advantage of big data and IoT technologies, providing enhanced visibility of operations through real-time monitoring and predictive maintenance capabilities. The MK XXII ensures that plants not only operate efficiently but also mitigate risks associated with cyber threats.

Overall, Honeywell's series of control systems showcases their commitment to innovation and reliability in process automation, catering to the diverse needs of contemporary industrial environments. Each system is designed with specific features and capabilities that address the evolving challenges of process control, ensuring that users can achieve optimal performance and safety in their operations.
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