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Honeywell MK VI User Manual

Honeywell MK VI
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EGPWS LINE MAINTENANCE MANUAL
CAGE CODE: 97896 SCALE: NONE SIZE: A DWG NO.: 060-4199-180 REV: G SHEET 1 of 68
MK V
MK VI
MK VII
MK VIII
MK XXII
Enhanced Ground Proximity Warning Systems
Line Maintenance Manual
Document No: 060-4199-180, Rev G
Release date: 29 Mar 2010
Honeywell International, Inc.
Redmond, Washington 98073-9701

Table of Contents

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Honeywell MK VI Specifications

General IconGeneral
BrandHoneywell
ModelMK VI
CategorySecurity System
LanguageEnglish

Summary

Honeywell EGPWS Line Maintenance Manual

EGPWS System Overview

Introduction to Honeywell's Enhanced Ground Proximity Warning System (EGPWS) and its models.

Document Information

Details on document number, revision, and release date.

Honeywell EGPWS Line Maintenance Manual

Document Legal Notices

Information on document ownership, confidentiality, and usage limitations.

Approval Signatures

Details on typed signature approval process for the document.

Honeywell EGPWS Line Maintenance Manual

Revisions History

Records of document revisions, dates, and approvals for EGPWS updates.

Honeywell EGPWS Line Maintenance Manual

Revisions History (Continued)

Details of EGPWS document revisions E, F, and G, including ECOs.

Honeywell EGPWS Line Maintenance Manual

Fault Isolation (Troubleshooting) - Discrete Inputs

Lists and explains various external faults related to discrete inputs.

Honeywell EGPWS Line Maintenance Manual

System Maintenance & Appendices

Lists appendices covering optional EGPWS functions.

Honeywell EGPWS Line Maintenance Manual

Introduction to EGPWS

Defines the manual's purpose and scope for line maintenance operations.

EGPWS Model Applicability

Lists applicable EGPWS models (MK V, VI, VII, VIII, XXII) and their part numbers.

Honeywell EGPWS Line Maintenance Manual

EGPWS Reference Documents

Lists specific documents for MK V and MK VII EGPWS models.

MK VI, MK VIII, MK XXII Reference Documents

Lists specific documents for MK VI, MK VIII, and MK XXII EGPWS models.

Honeywell EGPWS Line Maintenance Manual

General System Description

Explains the purpose and function of the EGPWS to prevent CFIT and windshear accidents.

EGPWS System Block Diagram

Visual representation of EGPWS components and data flow.

Honeywell EGPWS Line Maintenance Manual

EGPWC Unit Description

Details the EGPWC as a Line Replaceable Unit (LRU) and its models.

Mode 1 – Excessive Descent Rate

Describes the "SINKRATE" and "PULL-UP" alerts for excessive descent.

Honeywell EGPWS Line Maintenance Manual

Mode 2A/2B - Terrain Closure Rate

Alerts for high terrain closure rates with "TERRAIN" and "PULL-UP" enunciations.

Mode 3 - Descent After Takeoff

Alerts for excessive altitude loss after takeoff or go-around.

Mode 4A/4B/4C - Unsafe Terrain Clearance

Alerts for unsafe terrain clearance based on phase of flight, height, and speed.

Honeywell EGPWS Line Maintenance Manual

Mode 5 - Descent Below Glideslope

Alerts for excessive glideslope deviation with "GLIDESLOPE" enunciation.

Mode 6 - Advisory Callouts (Optional)

Optional aural callouts for altitude, minimums, and bank angle.

Honeywell EGPWS Line Maintenance Manual

Mode 6 Callouts Table

Lists available Mode 6 callouts and their applicability to different EGPWS models.

Excessive Bank Angle Callout

Callout for excessive bank angles to enhance situational awareness.

Tail Strike Callout (MK XXII)

Tail strike alert function for rotary wing aircraft.

Honeywell EGPWS Line Maintenance Manual

Mode 7 - Windshear Detection (Optional)

Alerts for hazardous windshear conditions.

Envelope Modulation (Not available in MK VI/VIII -001)

Improves alert protection and expands margins at identified key locations.

Honeywell EGPWS Line Maintenance Manual

Terrain Clearance Floor and Runway Field Clearance Floor

Alerts for insufficient terrain clearance near airports.

Terrain and Obstacle Database

Describes the earth's surface data divided into grid sets and cells.

Honeywell EGPWS Line Maintenance Manual

Runway Database

Data records for airport runways supporting enhanced EGPWS functions.

Terrain Alerting and Display (Optional)

Monitors terrain to provide rapid audio and visual alerts for threats.

Honeywell EGPWS Line Maintenance Manual

Peaks Display Mode (Optional)

Enhances terrain display by viewing terrain below aircraft safely.

Geometric Altitude (GPS Required)

Computed altitude for optimal EGPWS function across all flight phases.

Honeywell EGPWS Line Maintenance Manual

Weather Radar AutoTilt (MK V and MK VII Only)

Automatic Weather Radar tilt angle capability for optimum tilt.

System Display and Annunciation

Describes how EGPWS drives cockpit annunciators and EFIS displays.

Honeywell EGPWS Line Maintenance Manual

Runway Awareness and Advisory System (RAAS)

RAAS provides aural advisories for runway awareness and approach safety.

Stabilized Approach Monitor (Option)

Enhances safety by providing advisories for unstabilized approaches.

Honeywell EGPWS Line Maintenance Manual

Altimeter Monitor (Option)

Detects incorrect altimeter setting or pressure altitude system problems.

Takeoff Flap Configuration Monitor (Option)

Alerts flight crew on improper flap setting prior to takeoff.

Honeywell EGPWS Line Maintenance Manual

Long Landing Monitor (Option)

Provides alerts for landing position during landing phase.

Low Airspeed Monitor (MK V Boeing 737NG Only)

Alerts flight crew on airspeed dropping below 70% of amber band.

Honeywell EGPWS Line Maintenance Manual

Lamp Format 1 Description

Defines illumination logic for caution (amber) and warning (red) lamps.

Lamp Format 2 Description

Defines alternate illumination logic for caution and warning lamps.

Honeywell EGPWS Line Maintenance Manual

Maintenance Philosophy

EGPWS is an "on-condition" system with no scheduled maintenance.

Honeywell EGPWS Line Maintenance Manual

System Operation During an INOP Condition

Discusses system status indications during INOP conditions.

Built-In Test (BIT) Description

Details the extensive BIT capability of the EGPWC.

Honeywell EGPWS Line Maintenance Manual

EGPWC Front Panel Overview

Describes front panel indicators and user interfaces for troubleshooting.

Front Panel Self-Test Interface (MK V/VII Only)

Self-Test switch for activating system self-test features.

Honeywell EGPWS Line Maintenance Manual

Audio Jack (MK V/VII Only)

Headphone jack for use during Self-Test.

Front Panel PCMCIA Interface

PCMCIA card slot for data downloading and database updates.

Honeywell EGPWS Line Maintenance Manual

Front Panel Test Connector

Provides access for EGPWS signal monitoring and maintenance functions.

Self-Test Functions Overview

Details the six levels of EGPWS self-test.

Honeywell EGPWS Line Maintenance Manual

General Troubleshooting Approach

Methods for identifying system and sensor faults.

Troubleshooting Guide (LED Indicators)

Uses front panel LED status to guide troubleshooting actions.

Honeywell EGPWS Line Maintenance Manual

Level 1 Self-Test Overview

Provides a Go/No Go confidence test for EGPWS functionality.

Self-Test Preamble Results

Lists possible preamble results and their probable causes/actions.

Honeywell EGPWS Line Maintenance Manual

Short Level 1 Self-Test Sequence

Describes the sequence of outputs during a short Level 1 Self-Test.

Long Level 1 Self-Test

Details the continuation of Level 1 Self-Test with more alerts.

Honeywell EGPWS Line Maintenance Manual

Level 2 Self-Test - Current Faults

Enunciates all faults existing at the time of the test.

Internal Faults Description

Details internal EGPWC faults and their probable causes.

Honeywell EGPWS Line Maintenance Manual

External Faults Description

Details external faults from sensors, systems, or wiring.

External Fault Examples

Provides examples of external faults and their reasons.

Honeywell EGPWS Line Maintenance Manual

External Faults (Continued)

Lists more external faults, including bus, signal, and discrete faults.

General Failure Code Identifiers

Defines failure identifiers and their priority for faulted signals.

Honeywell EGPWS Line Maintenance Manual

Navigation Status Messages

Messages indicating GPS/GNSSU navigation issues.

Honeywell EGPWS Line Maintenance Manual

Level 3 Self-Test - System Configuration

Enunciates EGPWC configuration information.

Level 3 Self-Test Information Items

Lists specific configuration data displayed during Level 3 Self-Test.

Honeywell EGPWS Line Maintenance Manual

Level 3 Self-Test Configuration Options

Lists enabled/disabled options and selected configuration features.

Honeywell EGPWS Line Maintenance Manual

Level 3 Self-Test Configuration Options (Continued)

Continues listing configuration options and selected features.

Honeywell EGPWS Line Maintenance Manual

Level 3 Self-Test Configuration Options (MK XXII)

Lists configuration options specific to the MK XXII model.

Honeywell EGPWS Line Maintenance Manual

Level 4 Self-Test - Fault History

Enunciates faults recorded over the last 10 flight legs.

Level 4 Self-Test Information

Details the information presented during Level 4 Self-Test.

Honeywell EGPWS Line Maintenance Manual

Level 5 Self-Test - Alert History

Enunciates alerts (cautions and warnings) recorded over the last 10 flight legs.

Level 5 Self-Test Information

Details the information presented during Level 5 Self-Test.

Honeywell EGPWS Line Maintenance Manual

Level 6 Self-Test - Discrete Input Test

Verifies proper function and wiring of discrete inputs.

Discrete Input Test Procedure

Explains how discrete input status changes are annunciated.

Honeywell EGPWS Line Maintenance Manual

Altitude and Gear Discretes

Details on Radio Altitude, GND Landing Gear, and +28V Landing Gear discretes.

Honeywell EGPWS Line Maintenance Manual

Flap and Self-Test Discretes

Covers GND/28V Flap, Flap Position, and Self-Test discretes.

Honeywell EGPWS Line Maintenance Manual

Steep Approach and ILS Tuned Discretes

Details Steep Approach and ILS/VOR tuning discretes.

Honeywell EGPWS Line Maintenance Manual

Glideslope and Inhibit Discretes

Covers Glideslope Validity, Inhibit, and Cancel discretes.

Honeywell EGPWS Line Maintenance Manual

Decision Height and Volume Control Discretes

Details Decision Height and Mode 6 Volume Control discretes.

Honeywell EGPWS Line Maintenance Manual

Audio Suppress and AOA Discretes

Covers Audio Suppress and AOA Validity discretes.

Honeywell EGPWS Line Maintenance Manual

Display Select and Terrain Inhibit Discretes

Details Display Select and Terrain Awareness/TCF Inhibit discretes.

Honeywell EGPWS Line Maintenance Manual

Simulator Reposition and Weather Radar Discretes

Covers Simulator Reposition and Weather Radar On/Off discretes.

Honeywell EGPWS Line Maintenance Manual

Localizer and Attitude Validity Discretes

Details Localizer and Attitude Validity discretes.

Honeywell EGPWS Line Maintenance Manual

Airspeed and Altitude Rate Discretes

Covers Airspeed and Barometric Altitude Rate Validity discretes.

Honeywell EGPWS Line Maintenance Manual

Acceleration and Heading Discretes

Details Acceleration and Magnetic Heading Validity discretes.

Honeywell EGPWS Line Maintenance Manual

AOA Vane Heater and PLI Deselect Discretes

Covers AOA Vane Heater and PLI Deselect Switch discretes.

Honeywell EGPWS Line Maintenance Manual

Autopilot Disconnect and Tactical Select Discretes

Details Autopilot Disconnect and Tactical Select discretes.

Honeywell EGPWS Line Maintenance Manual

Altitude Alert and Corrected Altitude Discretes

Covers Altitude Alert and Corrected Barometric Altitude Validity discretes.

Honeywell EGPWS Line Maintenance Manual

Flap Override and Weight On Wheels Discretes

Details Momentary Flap Override and Weight On Wheels discretes.

Honeywell EGPWS Line Maintenance Manual

GPWS Inhibit and RAAS Enable Discretes

Covers GPWS Inhibit and RAAS Enable discretes.

Honeywell EGPWS Line Maintenance Manual

RAAS Inhibit and Stabilized Approach Monitor Discretes

Details RAAS Inhibit and Stabilized Approach Monitor Enable/Inhibit discretes.

Honeywell EGPWS Line Maintenance Manual

Low Airspeed Monitor Inhibit Discrete

Covers Low Airspeed Monitor Inhibit discrete.

Honeywell EGPWS Line Maintenance Manual

Maintenance Practices

Covers obtaining, updating, and loading EGPWS databases.

Honeywell EGPWS Line Maintenance Manual

Flight History Downloading

Procedure for downloading flight history data from EGPWC.

Honeywell EGPWS Line Maintenance Manual

Transcription of the PCMCIA Card

Procedure for transcribing flight history data.

Honeywell EGPWS Line Maintenance Manual

Programming the Configuration Module (MK VI, MK VIII, MK XXII Only)

Steps for programming the configuration module using WinVIEWS.

Honeywell EGPWS Line Maintenance Manual

Configuration Module Reprogramming (MK VI, MK VIII, MK XXII Only)

Procedure for reprogramming the configuration module.

CUW Command/Data String Example

Example of CUW command string and its definition.

Honeywell EGPWS Line Maintenance Manual

EGPWC Removal and Installation

Procedures for removing and installing the EGPWC unit.

Honeywell EGPWS Line Maintenance Manual

Configuration Module Removal and Installation

Procedures for removing and installing the Configuration Module.

Honeywell EGPWS Line Maintenance Manual

Display Switching Relays (If Installed) Removal and Installation

Procedures for removing and installing display switching relays.

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