Description
Technical Document Overview & File Details
This authoritative HondaJet HA-420 Pilot’s Operating Manual (POM) – Revision B2 (March 2017 Training Edition) provides flight crews, type-rating candidates, and aviation technicians with extensive technical systems descriptions, detailed operating techniques, and comprehensive flight planning data. Published by Honda Aircraft Company under part number HJ1-29000-005-001, this manual serves as supplemental reference data to the FAA-approved Airplane Flight Manual (AFM HJ1-29000-003-001), detailing full system architecture and recommended standard operating procedures for the HondaJet HA-420.
- Manual Type: Pilot’s Operating Manual (POM) – Training Edition
- Brand & Manufacturer: Honda Aircraft Company, LLC (Greensboro, NC, USA)
- Aircraft Model: HondaJet Model HA-420
- Engines Covered: Twin GE Honda Aero Engines HF120 Turbofans (1,997 lbs thrust each)
- Document Part Number: HJ1-29000-005-001
- Publication Revision: Revision B2 (incorporating Revision B FIKI data and Revision B1 fuel icing inhibitor updates)
- Publication Date: March 3, 2017 (Original Issue: December 10, 2015)
- Page Count: 408 pages
- Language: English
- File Format: Adobe Acrobat PDF
Complete Chapters & Systems Coverage
The HondaJet HA-420 Pilot’s Operating Manual (POM) – Revision B2 (March 2017 Training Edition) is systematically organized into five detailed sections that thoroughly explain the operating envelope, cockpit switchology, and multi-system integration of this advanced light jet:
- Section 1 – Systems Description
- Fuselage, Empennage, Natural Laminar Flow Wing & Over-The-Wing Engine Mount (OTWEM) Pylon Structure
- Cabin Doors, Main Entry Door Airstair Mechanism, Emergency Exit Door & Baggage Access
- Cockpit Windows, Windshield Heating & Passenger Dimmable Shades
- Flight Deck, Displays, Control Panels, Center Pedestal & Circuit Breaker Panels
- Crew Seats, Passenger Club Seating, Lavatory & Emergency Safety Equipment
- GE Honda Aero Engines HF120 Powerplant, Dual FADEC Controls & Engine Start System
- Engine Fire Detection, Isolation Firewalls & Halon Fire Suppression
- Fuel Storage Tanks, Collector Cells, Motive Flow Ejector Pumps & Fuel Distribution
- Primary Flight Controls (Elevator, Aileron, Rudder) & Secondary Controls (Trim, Flaps, Speed Brakes)
- Hydraulic Power Module (DCMP), Reservoir & Isolated Accumulator Circuits
- Tricycle Trailing-Link Landing Gear, Steer-by-Wire Nosewheel Steering & Antiskid Brakes
- Pneumatic Bleed Air Supply, Pre-Coolers & Bleed Air Leak Detection (BALD)
- Dual-Zone Environmental Control System (ECS), Vapor Cycle Air Conditioning & Outflow Pressurization
- Crew and Passenger Oxygen System (CPOS), Quick-Don Masks & Auto-Deployment
- Ice and Rain Protection: Bleed Air Wing Anti-Ice, Engine Cowl Anti-Ice, EMEDS Horizontal Tail De-Ice & Heated Probes
- Split-Bus 28 VDC Electrical Power Generation, Starter-Generators, Lead-Acid Batteries & Solid State Relays
- Exterior LED Lighting Management & Interior Cabin/Cockpit Illumination Controls
- Garmin G3000 Integrated Avionics Architecture, Widescreen GDU 1400 Displays & Touchscreen CDUs
- Automatic Flight Control System (AFCS), Autopilot, Yaw Damper, Rudder Bias & Cruise Speed Control (CSC)
- Stall Warning and Protection System (SWPS) with Stick Shaker & Pusher
Complete PDF Bookmark Tree
Complete Bookmarks
The complete bookmarks in the “HondaJet HA-420 Pilot's Operating Manual (POM) – Revision B2 (March 2017 Training Edition)” are as follows:
+POM SECTION 0 – FRONT MATTER-Rev B2 Alt Fuelsp. 1
LIST OF EFFECTIVE PAGESp. 3
RECORD OF REVISIONSp. 5
RECORD OF TEMPORARY REVISIONSp. 7
LIST OF SERVICE BULLETINSp. 9
DOCUMENTATION GROUPp. 11
INTRODUCTIONp. 13
SECTION CONTENTSp. 14
REVISION INSTRUCTIONSp. 15
+MANUAL CONVENTIONSp. 15
TABLE OF CONTENTSp. 15
OPTIONAL EQUIPMENTp. 15
USE OF L(R) AND L-Rp. 16
USE OF L(R) VERSUS 1(2)p. 16
NOTES, CAUTIONS, AND WARNINGSp. 16
+POM SECTION 1 – SYSTEMS DESCRIPTION – REV B FIKIp. 17
+INTRODUCTIONp. 21
FUSELAGEp. 26
EMPENNAGEp. 26
WINGp. 27
NACELLE AND PYLONp. 28
+DOORSp. 28
Introductionp. 28
Main Entry Doorp. 30
Emergency Exit Doorp. 33
Aft Baggage Doorp. 35
Forward Baggage Doorp. 37
External Power Access Doorp. 39
Lavatory Service Doorp. 40
Electrical Service Doorsp. 41
Nacelle Access Doorsp. 42
+Indicationsp. 44
+WINDOWSp. 47
+Flight Compartmentp. 47
+Passenger Compartmentp. 47
Cabin Windowsp. 47
Lavatory Skylight Windowsp. 47
+FLIGHT DECK, CABIN AND COCKPITp. 49
GENERALp. 49
+DISPLAYSp. 51
Primary Flight Displayp. 51
Multi-Function Displayp. 52
Control Display Unitp. 53
Standby Instrumentp. 54
+CONTROL PANELS AND CONTROLSp. 55
Controlsp. 55
Gaspersp. 56
Push-To-Talkp. 56
Pressurization Panelp. 56
Oxygen Panelp. 57
Electrical Panelp. 58
ELT Panelp. 59
Landing Gear Panelp. 60
Alternate Gear Releasep. 60
Engine Start Panelp. 61
Parking / Emergency Brakep. 61
Thrust Lever Quadrantp. 62
Ice Protection Panelp. 63
Fuel Panelp. 65
Trim Panelp. 66
Windshield Heat Panelp. 67
Pneumatic Panelp. 68
Annunciator Panelp. 69
Fire Panelp. 70
AFCS Mode Control Panelp. 70
AFCS Servo Power Panelp. 71
+CEILINGp. 72
Overhead Consolep. 72
Sun Visorp. 74
+SIDE WALLSp. 74
+Side Ledgep. 74
Clipboardp. 76
Cup Holderp. 76
Oxygen Mask Containerp. 76
Circuit Breaker Panelp. 76
Storagep. 77
+Audio Connection Panelp. 77
Fire Extinguisherp. 77
Flashlightp. 78
+FLIGHT CONTROLSp. 78
Yokep. 78
Rudder Pedalsp. 80
CREW SEATSp. 81
+PASSENGER CABINp. 84
+Cabin Seatsp. 86
Tablesp. 86
Lightingp. 86
Cabinetsp. 87
Lavatoryp. 87
+Safety Equipmentp. 88
Ordinance Signs and Placardsp. 88
Life Vests and Raftp. 88
Oxygen Masksp. 89
+BAGGAGE COMPARTMENTSp. 90
Forward Baggagep. 90
Aft Baggagep. 90
+ENGINE, FIRE PROTECTION AND FUELp. 91
+ENGINEp. 91
Introductionp. 91
+Engine Control Systemp. 92
Engine Startp. 93
Power settingp. 94
Ground APU Modep. 95
Takeoff Lockp. 95
N1 Synchronizationp. 96
Engine Limits Protectionp. 96
Engine Ignition Systemp. 96
Engine Oil Systemp. 97
Engine Fuel Systemp. 98
Engine Vibration Detection Systemp. 98
Engine Drain Systemp. 98
+Indicationsp. 99
+FIRE PROTECTIONp. 103
Fire Isolationp. 103
Engine Fire Detection Systemp. 103
Engine Fire Suppression Systemp. 103
+Indicationsp. 104
+FUELp. 107
+Fuel Storage Systemp. 107
Wing Tanksp. 108
Carry-Through Tankp. 108
Fuselage Bladder Tankp. 108
Drain Valve Arrangementp. 109
+Fuel Distribution Systemp. 109
Electric Boost Pumpsp. 112
Fuel Crossfeed Functionp. 112
Engine Firewall Shutoff Valvep. 112
Fuel Consumption Sequencep. 112
+Fuel Venting Systemp. 113
Vent Float Valvesp. 113
Vent Surge Tankp. 114
Flame Arrestorp. 114
Expansion Spacep. 114
Aircraft Refueling Systemp. 115
Fuel Gauging Systemp. 117
+Indicationsp. 118
+FLIGHT CONTROLSp. 123
+PRIMARY FLIGHT CONTROLSp. 124
Pitch Axisp. 124
Roll Axisp. 124
Yaw Axisp. 124
Gust Locksp. 124
+SECONDARY FLIGHT CONTROLSp. 126
Pitch Trim Systemp. 126
Roll Trim Systemp. 126
Yaw Trim Systemp. 126
Flapsp. 127
Speed Brakep. 128
+Indicationsp. 129
+HYDRAULICS AND LANDING GEARp. 133
+HYDRAULIC SYSTEMp. 133
+LANDING GEARp. 139
Main Landing Gearp. 139
Nose Landing Gearp. 140
Alternate Gear Extensionp. 141
+Indicationsp. 141
+WHEELS AND BRAKESp. 143
Main Landing Gear Wheel and Tire Assemblyp. 143
Nose Landing Gear Wheel and Tire Assemblyp. 143
Normal Brakesp. 143
Emergency/Parking Brakep. 144
Indicationsp. 145
+NOSEWHEEL STEERINGp. 145
+PNEUMATICS AND ENVIRONMENTALp. 147
+BLEED AIR SUPPLY SYSTEMp. 147
+ENVIRONMENTAL CONTROL SYSTEMp. 149
+Air Conditioningp. 152
Temperature Controlp. 153
+Cabin Air Distributionp. 155
Cockpit Climate Zonep. 157
Cabin Climate Zonep. 157
+Indicationsp. 157
+PRESSURIZATIONp. 160
Primary Outflow Valvep. 160
Secondary Outflow Valvep. 160
Limitersp. 160
Cabin Pressurization Data Unitp. 161
Normal Operationp. 161
High Field Operationp. 162
Cabin Dumpp. 163
Cabin Altitude Hold Modep. 163
+Indicationsp. 163
+BLEED AIR LEAK DETECTIONp. 166
+OXYGENp. 169
+Crew Oxygenp. 169
Normal Modep. 171
100% Oxygen Modep. 171
Emergency Modep. 171
Crew Mask Storagep. 171
Audiop. 172
Passenger Oxygenp. 172
+Indicationsp. 172
+ICE AND RAIN PROTECTIONp. 175
Wing Ice Protection Systemp. 176
Engine Inlet Ice Protection Systemp. 178
Horizontal Tail Ice Protection Systemp. 178
When activated, the EMEDS begins to fire in a 2-minute cycle with 20 seconds of “active firing” and a 100-second period of “dwell” between firings. If operating in the NORM mode, once the ice detected signal is removed, the HTIPS will complete the pre…p. 179
Windshield Ice and Rain Protection Systemp. 179
Ice Detection Systemp. 179
Ice Inspection Lightsp. 180
+Indicationsp. 180
Wing Ice Protection Systemp. 180
Engine Inlet Ice Protection Systemp. 180
Horizontal Tail Ice Protection Systemp. 181
Windshield Vision Protection Systemp. 181
Air Data Probes Heat Systemp. 181
Ice Detection Systemp. 181
Ice Inspection Lightsp. 181
CAS Messagesp. 183
ELECTRICALp. 187
+POWER GENERATION AND STORAGEp. 189
Starter-Generatorsp. 189
Batteriesp. 189
External Powerp. 190
+LOAD DISTRIBUTIONp. 190
Cabin Powerp. 191
+Indicationsp. 191
+LIGHTINGp. 197
+EXTERIOR LIGHTINGp. 197
Landing Lightsp. 200
Recognition Lightsp. 200
Taxi Lightsp. 200
Strobe / Navigation Lightsp. 200
Ice Inspection Lightsp. 200
Beacon Lightp. 200
Logo Lightsp. 200
+Indicationsp. 201
+INTERIOR LIGHTINGp. 202
Cockpit Lighting Systemp. 202
Cabin Lighting Systemp. 205
+AVIONICS AND AFCSp. 207
+AVIONICSp. 207
Initializationp. 210
Aircraft System Datap. 210
Reversionary Modep. 212
+Crew Alerting Systemp. 213
CAS Messagesp. 213
CAS Acknowledgementp. 214
Phase Inhibitsp. 214
Takeoff Configuration Warningp. 214
CDU Messagesp. 214
Primary Air Data and Temperaturep. 215
Primary Attitude and Heading Datap. 215
Standby Instrumentp. 216
System Synoptic Pagesp. 217
System Control Pagesp. 219
System Tests Pagesp. 223
+Communication Systemsp. 225
VHF Communicationp. 225
Intercomp. 225
Cockpit Speakersp. 225
Controller Pilot Data Link Communicationp. 226
SatCom (Iridium) Telephone (Optional)p. 227
+Navigation Systemsp. 227
VOR, ILS/Marker Beaconp. 227
GPS-based Navigationp. 227
Automatic Direction Finderp. 228
Distance Measuring Equipmentp. 228
Radio Altimeterp. 229
+Surveillance Systemsp. 229
Diversity Capable Mode S Transponderp. 229
Traffic Collision Avoidance System I (TCAS I)p. 230
Traffic Collision Avoidance System IIp. 230
Emergency Locator Transmitterp. 230
Cockpit Voice and Flight Data Recorderp. 231
+Weather and Terrain Awareness Systemsp. 231
Weather Radarp. 231
SiriusXM® Weather Data Linkp. 232
ConnextTM Weather Data Linkp. 232
Terrain Awareness and Warning System Bp. 232
Windshearp. 233
Synthetic Visionp. 233
+Electronic Flight Bag Functionsp. 233
FliteChartsp. 233
Jeppesen Chartviewp. 233
Electronic Checklistsp. 233
SafeTaxip. 234
SurfaceWatch™p. 234
Document Viewerp. 234
+Maintenance and Diagnosticsp. 234
+AUTOMATIC FLIGHT CONTROLp. 238
+Flight Directorp. 239
Navigationp. 239
Headingp. 239
Altitudep. 240
Vertical Navigationp. 240
Vertical Speedp. 240
Flight Level Changep. 240
Approachp. 241
Takeoff and Go-aroundp. 241
Autopilotp. 241
Yaw Damper and Turn Coordinationp. 242
Rudder Biasp. 242
Cruise Speed Controlp. 243
Stall Warning and Protectionp. 245
+Trim Controlp. 246
+POM SECTION 2 – FLIGHT PLANNING Rev Bp. 249
+POM SECTION 3 – OPERATING PROCEDURES AND TECHNIQUES – REV B FIKIp. 287
+GENERALp. 291
RESPONSIBILITIESp. 291
COCKPIT/CREW RESOURCE MANAGEMENTp. 292
CHECKLISTp. 292
CREW ALERTINGp. 294
+PREFLIGHT INSPECTIONp. 297
PRELIMINARY EXTERIOR INSPECTIONp. 297
COCKPIT/CABIN INSPECTIONp. 297
EXTERIOR INSPECTIONp. 298
+GROUND OPERATIONSp. 298
+BEFORE STARTING ENGINESp. 298
Oxygenp. 298
Trim Panelp. 299
Standby Instrumentp. 299
Exterior Lightsp. 299
Avionics Initializationp. 300
+STARTING ENGINESp. 301
Passenger Briefingp. 301
Rudder Pedalsp. 301
Seats, Safety Beltsp. 301
Doorsp. 301
CAS Messagesp. 302
Single Engine Cooling / Heatingp. 302
Engine Anti-Icep. 302
External Powerp. 302
+BEFORE TAXIp. 303
Wing Anti-Icep. 303
+Avionics / Flight Datap. 303
Flapsp. 304
Parking Brakep. 304
TAXIp. 304
+BEFORE TAKEOFFp. 305
CAS Messagesp. 305
Navigationp. 305
Flight Guidancep. 305
TOLD Datap. 305
Takeoff Briefingp. 306
Radarp. 307
Ice Protectionp. 307
+TAKEOFFp. 307
ROLLING TAKEOFFp. 308
PERFORMANCE TAKEOFFp. 308
+AFTER TAKEOFFp. 309
+ENROUTE OPERATIONSp. 311
CLIMBp. 311
CRUISEp. 311
DESCENTp. 311
+TERMINAL AREA OPERATIONSp. 311
+APPROACHp. 311
Passenger Briefingp. 311
Avionicsp. 312
Landing Datap. 312
CAS Messagesp. 313
Approach Briefingp. 313
+INSTRUMENT APPROACHp. 314
Initial Approach – Procedure Turn/Course Reversalp. 314
Initial Approach – No Procedure Turnp. 314
Vectors to Finalp. 315
+Final Approachp. 315
Approach with Vertical Guidancep. 316
Non-precision Approach (without vertical guidance)p. 316
Circlingp. 316
Instrument Approach Profilesp. 319
VFR PATTERNp. 321
+LANDINGp. 322
NORMAL LANDINGp. 322
CROSSWIND LANDINGp. 322
+BALKED LANDINGp. 323
AFTER LANDINGp. 325
+SHUTDOWNp. 326
EXTERNAL POWERp. 326
THRUST LEVERSp. 326
SECURING THE AIRCRAFTp. 326
+EMERGENCY AND ABNORMAL PROCEDURESp. 327
ENGINE FAILURE DURING Takeoffp. 327
+SINGLE-ENGINE APPROACH AND LANDINGp. 331
Approach Briefing (Before Landing)p. 331
TAWS Warningp. 331
SINGLE ENGINE INSTRUMENT APPROACH PROFILESp. 333
Approaches in Icingp. 335
+REDUCED FLAp landingp. 337
Approach Briefingp. 338
TAWS Warningp. 339
EMERGENCY DESCENTp. 339
+ADDITIONAL MANEUVERSp. 340
STEEP TURNSp. 340
STALLSp. 342
+POM SECTION 4 – SERVICE, HANDLING, AND MAINTENANCE – REV B FIKIp. 349
GENERALp. 351
+TOWINGp. 351
+MOORINGp. 355
COVERSp. 356
GUST LOCKp. 357
EMERGENCY EXIT DOOR LOCKp. 358
+FUEL SERVICINGp. 359
FUELING: OPTIONAL EXTERNAL FUEL GAUGE INSTALLEDp. 361
FUELING: OPTIONAL EXTERNAL FUEL GAUGE NOT INSTALLEDp. 363
+OIL SERVICINGp. 365
SERVICING THE ENGINE OIL SYSTEMp. 367
OIL LEVEL CHECKp. 368
OXYGEN SERVICINGp. 369
TIRESp. 371
+WASTE WATER SERVICINGp. 373
INTERNAL SERVICINGp. 373
EXTERNAL SERVICINGp. 375
NON-POTABLE/GREY WATER SERVICINGp. 379
SCREEN CLEANINGp. 381
WINDSHIELD CLEANINGp. 381
+GROUND DE-ICINGp. 382
GENERALp. 382
DE-ICING/ANTI-ICING FLUIDSp. 382
+DE-ICING METHODSp. 383
Using Mechanical Means to De-icep. 383
+Using Fluids to De-ice/Anti-icep. 383
Horizontal Tailp. 387
Vertical Stabilizer/Rudderp. 387
Fuselagep. 388
Wingp. 388
Enginesp. 389
Landing Gearp. 389
Doorsp. 389
PREFLIGHT DE-ICING INSPECTION CHECKLISTp. 390
+POM SECTION 5 – GLOSSARY – REV B FIKIp. 393
Over-Speed Protection Systemp. 403
Pre-Coolerp. 403
Pressure Demandp. 403
Power Distribution Unitp. 403
Pilot Flyingp. 403
Primary Flight Displayp. 403
Primary Flight Windowp. 403
Pilot In Commandp. 403
Permanent Magnet Alternatorp. 403
Pilot Not Flyingp. 404
Primary Outflow Valvep. 404
Pilot Operating Manualp. 404
Positionp. 404
Altitude measured from standard sea level pressure (29.92 in hg) by a pressure altimeter. It is the indicated pressure altitude corrected for position and instrument error. In this manual, altimeter instrument errors are assumed to be zero. Position errors may be obtained from the correction tables/charts.p. 404
Static air temperature. The ambient free air static temperature obtained from either: 1) ground meteorological sources, orp. 405
Service Bulletinp. 405
Steering Control Unitp. 405
Steering Control Valve And Actuator Assemblyp. 405
Secure Digitalp. 405
Second In Commandp. 405
Standard Instrument Departurep. 405
Sea Levelp. 405
Shutoff Valvep. 405
Secondary Outflow Valvep. 405
Speed Selectp. 406
Solid-State Relaysp. 406
Standard Terminal Arrival Routep. 406
Standbyp. 406
Synthetic Visionp. 406
Synthetic Vision Technologyp. 406
Stall Warning/Protection Systemp. 406
True Air Speedp. 406
Total Air Temperaturesp. 406
Terrain Awareness Warning Systemp. 406
To Be Determinedp. 406
Traffic Alert And Collision Avoidance Systemp. 406
Temporary Flight Restrictionsp. 406
Track Angle Errorp. 406
Thrust Lever Anglep. 406
Temperature Modulating Valvesp. 406
Takeoffp. 406
Top Of Descentp. 407
Takeoff Go Aroundp. 407
Trackp. 407
Takeoff Decision Speedp. 407
Takeoff Safety Speedp. 407
Approach Climb Speedp. 407
Volts Direct Currentp. 407
Vibration Detection Systemp. 407
Visual Flight Rulesp. 407
Very High Frequencyp. 407
Maximum Operating Airspeed (270 Kcas). The Speed That May Not Be Deliberately Exceeded In Any Flight Condition.p. 407
Visual Meteorological Conditionsp. 407
Vertical Navigationp. 407
Vertical Navigationp. 407
Very High-Frequency Omni-Directional Rangep. 407
Rotation Speedp. 407
Landing Reference Speedp. 408
Vertical Speed Modep. 408
Vertical Situation Displayp. 408
Vertical Speed Requiredp. 408
Wing Anti-Ice Air Valvep. 408
Wing Anti-Ice Cross Flow Valvep. 408
Windshield Heat Controllersp. 408
Wing Ice Protection Systemp. 408
- Section 2 – Flight Planning
- Performance Data Introduction & Ambient Condition Adjustments
- Two-Engine Climb Performance Schedules
- Long Range Cruise Performance Tables
- High Speed Cruise Performance Profiles
- Descent Performance Data
- Holding Fuel Flow & Speed Schedules
- All-Engine & One-Engine Inoperative Altitude Capabilities
- Section 3 – Operating Procedures and Techniques
- Crew Resource Management, Single-Pilot Workload & Checklist Conventions
- Crew Alerting System (CAS) Classification & Aural Alert Management
- Expanded Cockpit, Cabin & Exterior Walkaround Inspection
- Engine Start Procedures (Ground, Cross-Start, Windmilling, Starter-Assisted)
- Taxi Operations, Brake Checks & Nosewheel Steering Verification
- Takeoff Techniques: Rolling Takeoff, Performance Static Takeoff & Crosswind Operations
- Climb, Enroute Cruise Monitoring & High-Altitude Descent Profile Management
- Terminal Area Operations, Instrument Approaches (ILS, VOR, GPS/RNAV) & Visual Traffic Patterns
- Normal, Crosswind, Balked Landing & Missed Approach Execution
- Engine Shutdown, Parking Brake Management & Aircraft Post-Flight Security
- Abnormal & Emergency Procedures: Engine Failure on Takeoff, Single-Engine Approaches & Emergency Descent
- Airwork Maneuvers: Steep Turns, Clean/Configured Stall Entry & Recovery Profiles
- Section 4 – Service, Handling, and Maintenance
- Ground Handling, Towing Limits (60° with torque links, 360° disconnected) & Mooring Points
- Aircraft Tie-Downs, Protective Covers & Rudder/Control Surface Gust Locks
- Single-Port Gravity Refueling Procedures, Approved Fuel Grades & Icing Inhibitors
- Engine Oil Servicing (6.1 Quart Capacity) & Sight Glass Inspection
- Hydraulic Reservoir Servicing (1.27 Gallon System Capacity)
- Oxygen Cylinder Servicing (50 cu ft, 1,850 psig) & Burst Disk Criteria
- Tire Inflation Pressures, Fusible Plugs & Brake Wear Indicator Inspection
- Section 5 – Glossary
- Aviation Acronyms, Operational Terminology & Systems Logic Abbreviations
Together, these chapters provide pilots and operations personnel with complete, end-to-end technical documentation. Rather than simply summarizing flight handbook steps, this volume explains the electro-mechanical logic, sensor inputs, automated protections, and normal cockpit workflows necessary to command the aircraft safely and efficiently in high-altitude turbine operating environments.
Airframe, Powerplant & Flight Control Systems
The HondaJet HA-420 features an advanced carbon-fiber composite fuselage engineered with co-cured and honeycomb sandwich structures to minimize aerodynamic drag and optimize natural laminar flow. The all-metal wing utilizes milled aluminum skins with integrated structural spars and ribs. Outstanding high-speed characteristics are achieved through 14 underside vortex generators, winglet fences, vortilons, and upper-wing high-Mach airflow bumps.
Thrust is provided by two pylon-mounted GE Honda Aero Engines HF120 turbofans producing 1,997 lbs of thrust each at sea level (flat rated to 77°F / 25°C). Configured in Honda’s patented Over-The-Wing Engine Mount (OTWEM) geometry, the engines reduce cabin noise and fuselage structural weight while eliminating engine support carry-through structures inside the aft fuselage. Thrust control is mediated via dual-channel Full Authority Digital Engine Control (FADEC) units, permanent magnet alternators (PMA), and throttle quadrant rotary variable differential transformers (RVDT). The system incorporates automated start abort logic, N1 synchronization, rotor overspeed protection (OSP), and an innovative Ground APU mode that automatically elevates idle speed on a single engine to drive the generator.
Flight control surfaces utilize a fully reversible mechanical design incorporating push-pull tubes, cables, bellcranks, and sectors for the ailerons, split elevators, and mass-balanced rudder. Pitch, roll, and yaw axes feature electrically actuated trim tabs with full cockpit feedback. High-lift capability is managed by electrically driven, 30%-chord double-slotted Fowler flaps commanded via three distinct detents (UP, TO/APPR, LDG) and monitored by an electronic Flap Actuation Controller (FAC). A hydraulically operated tailcone dual-panel speed brake provides constant drag across varying speeds via blow-back aerodynamic dampening.
Garmin G3000 Integrated Avionics & AFCS Automation
At the core of the flight deck is the Garmin G3000 integrated avionics suite, presenting navigation, tactical flight data, and aircraft systems monitoring across three 14-inch widescreen GDU 1400 displays. Crew input and system configuration are managed through dual pedestal-mounted touchscreen Control Display Units (CDUs) equipped with raised bezels and grip visors for hand stabilization in turbulence. The avionics suite incorporates:
- Dual Integrated Avionics Computers (IAC) managing dual WAAS GPS receivers, VHF Com radios, and VHF Nav (VOR/ILS/Marker Beacon).
- Dual GRS 77 Attitude and Heading Reference Systems (AHRS) paired with GMU 44 magnetometers.
- Integrated full-time Engine Information System (EIS) and Aircraft System Information (ASI) readouts.
- Six full-color system synoptic pages: Status, Environmental, Electrical, Fuel, Hydraulics, and Ice Protection.
- Digital Automatic Flight Control System (AFCS) featuring a two-axis digital autopilot, yaw damper, automatic rudder bias to compensate for asymmetric thrust during single-engine flight, and Cruise Speed Control (CSC) which modulates engine N1 within a 5% authority window.
- Comprehensive Stall Warning and Protection System (SWPS) driving an active stick shaker, stick pusher, and Low Speed Awareness (LSA) cues on the PFD airspeed tape.
- Garmin GWX-70 digital color weather radar with 120-degree horizontal sweep, vertical profiling, and pitch-and-roll antenna stabilization.
Fuel, Hydraulic, Environmental & De-Ice Engineering
The manual provides complete operational schematics for all primary utility systems:
- Fuel Storage & Feed: 430.7 US gallons (2,890 lbs Jet A) distributed across four interconnected tanks: Left Wing (93.5 gal), Right Wing (93.5 gal), and Center Section (243.7 gal comprising the under-fuselage carry-through and aft bladder tank). Motive-flow ejector pumps continually supply 14.7-gallon collector tanks containing electric boost pumps for starting, crossfeed, and low-pressure backup.
- Hydraulic Power: Electric DC motor pump (DCMP) maintaining system operating pressure between 2,500 and 2,950 psig (1,725–1,875 psig on battery power on the ground). Isolated accumulators supply the landing gear, normal/antiskid multi-disc steel brakes, steer-by-wire nosewheel steering, and emergency/parking brake.
- Environmental & Pressurization: Regulated bleed air from engine high-pressure compressors conditioned through pre-coolers, heat exchanger packs, and dual Temperature Modulating Valves (TMV). Two independent cabin climate zones are cooled by a Vapor Cycle System (VCS). Pressurization is regulated via primary and secondary outflow valves to deliver scheduled cabin altitudes with mechanical altitude limiters active at 13,500 ± 500 feet.
- Ice & Rain Protection: Engine bleed air anti-icing for wing leading edges via piccolo tubes and engine cowls; electro-mechanical expulsive de-icing system (EMEDS) utilizing 20 internal coil actuators to shatter ice accretion along the horizontal stabilizer; electrically heated gold-film windshields; and electrically heated air data probes.
Training Publication Notice
Please note: This manual is clearly designated by Honda Aircraft Company FOR TRAINING PURPOSES ONLY. It is designed to develop comprehensive operational understanding and systems mastery during initial, recurrent, or transition flight training. It acts as a supplemental document to the FAA-approved Airplane Flight Manual (AFM HJ1-29000-003-001) and must not be used as a substitute for the official AFM or governing operating authority during line flight operations.
Professional Flight Crew Reference & Instant Download
Acquiring this HondaJet HA-420 Pilot’s Operating Manual (POM) – Revision B2 (March 2017 Training Edition) gives corporate flight departments, simulator instructors, professional contract aviators, and maintenance technicians an indispensable technical asset. Having the full operational logic, cockpit controls layout, performance planning charts, and systems synoptic schematics at your fingertips ensures accurate operational decision-making and rigorous training preparation. This manual is delivered immediately upon checkout as an instant PDF download with no waiting and no shipping costs. The digital file is fully printable and optimized for easy viewing across Apple iPad, Android tablets, laptops, and desktop computers.
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