BOMBARDIER CHALLENGER 604 User Manual

Table of Contents
For Training Purposes Only
Sept 04
4-i
AUTOMATIC FLIGHT CONTROL SYSTEM
PILOT TRAINING GUIDE
Introduction .........................................................................................................................4-1
Flight Control Computers (FCCs) .......................................................................................4-2
Description ....................................................................................................................4-2
Operation ......................................................................................................................4-2
Autopilot..............................................................................................................................4-4
Description ....................................................................................................................4-4
Operation ......................................................................................................................4-4
Autopilot Engagement.............................................................................................4-4
Autopilot Servomotors.............................................................................................4-6
Autopilot Pitch Trim.................................................................................................4-6
Autopilot Mistrim Conditions....................................................................................4-6
Turbulence (TURB) Mode.............................................................................................4-8
Autopilot Disengagement........................................................................................4-9
Yaw Damper System ........................................................................................................4-10
Description ..................................................................................................................4-10
Components and Operation........................................................................................4-10
Yaw Damper Engagement....................................................................................4-10
Yaw Damper Disengagement ...............................................................................4-10
Flight Directors (FDs)........................................................................................................4-12
Description ..................................................................................................................4-12
Operation ....................................................................................................................4-12
Flight Director Selection........................................................................................4-12
Flight Director Command Bars..............................................................................4-15
Flight Control Panel (FCP)....................................................................................4-16
FD Failure .............................................................................................................4-19
Flight Director Lateral Modes......................................................................................4-20
Roll Mode..............................................................................................................4-21
Heading Select Mode............................................................................................4-22
Half Bank Mode.....................................................................................................4-23
NAV Mode.............................................................................................................4-24
Approach Mode.....................................................................................................4-28
Localizer Back Course Mode ................................................................................4-32
Lateral Takeoff ......................................................................................................4-33
Lateral Go-Around Mode.......................................................................................4-34
Flight Director Vertical Modes.....................................................................................4-35
Pitch Mode ............................................................................................................4-36
Altitude Preselect Mode ........................................................................................4-38
Altitude Alert System.............................................................................................4-40
Altitude Hold Mode................................................................................................4-42
Vertical Speed Mode.............................................................................................4-43

BOMBARDIER CHALLENGER 604 Specifications

General

Manufacturer	Bombardier Aerospace
Crew	2
Wingspan	19.61 m (64 ft 4 in)
Height	6.30 m (20 ft 8 in)
Max Takeoff Weight	21, 863 kg (48, 200 lb)
Engines	2 × General Electric CF34-3B turbofans
Length	20.85 m
Range	7, 408 km
Cruise Speed	850 km/h
Service Ceiling	12, 500 m (41, 000 ft)

Summary

Introduction to AFCS

Flight Control Computer System

FCC Description and Operation

Explains FCC roles, data processing, and output to aircraft systems.

Autopilot System Overview

Autopilot Engagement and Criteria

Details engagement procedures, indications, and necessary conditions.

Autopilot Operation and Modes

Explains servomotors, pitch trim, mistrim conditions, and TURB mode.

Autopilot Disengagement

Describes manual and monitored methods for disengaging the autopilot.

Yaw Damper System Functionality

Yaw Damper Engagement and Disengagement

Details procedures for activating and deactivating yaw damper channels.

Flight Director System Basics

FD Operation and Control Panel

Covers FD selection, AP/FD transfer, SYNC, failure, and the FCP.

Flight Mode Annunciator (FMA)

Explains FMA display of active/armed lateral and vertical modes.

Flight Director Lateral Modes

Roll and Heading Select Modes

Details the Roll and Heading Select (HDG) lateral modes.

Navigation and Approach Modes

Explains Navigation (NAV) and Approach (APPR) modes for tracking.

Back Course, Takeoff, and Go-Around Modes

Covers Back Course (B/C), Takeoff, and Go-Around lateral modes.

Flight Director Vertical Modes

Pitch and Altitude Modes

Details Pitch, Altitude Preselect, and Altitude Hold (ALT) modes.

Speed and Altitude Change Modes

Explains Vertical Speed (VS) and Flight Level Change (FLC) modes.

Specialized Vertical Modes

Covers Takeoff, Go-Around, Glideslope, and FMS VNAV vertical modes.

AFCS Controls and Indicators

Flight Control Panel (FCP) Functions

Details FCP controls for autopilot, FD, lateral, and vertical modes.

AFCS Cockpit Switches

Explains AP/SP disconnect, TOGA, and FD SYNC switches on the yoke.

PFD Annunciations and Messages

PFD Mode and Status Annunciations

Details visual indications for armed/active modes and AP/FD status.

PFD Message Listings

Provides comprehensive lists of PFD messages and their meanings.

EICAS System Messages

EICAS Message Table

Summarizes critical AFCS-related messages and aural warnings.