Post on 20-Jan-2016
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Auxiliary Power Plant Auxiliary Power Plant FundamentalsFundamentals
Lesson 4.1Lesson 4.1
C-601-3451
IntroductionIntroduction
Terminal ObjectiveTerminal Objective
4.0 - Using, in accordance with applicable 4.0 - Using, in accordance with applicable publications, the trainee will demonstrate publications, the trainee will demonstrate knowledge, in writing, the H53/CH46 Auxiliary knowledge, in writing, the H53/CH46 Auxiliary Power Plant (APP) and its related systems; to Power Plant (APP) and its related systems; to include theoretical troubleshooting, and given include theoretical troubleshooting, and given necessary publications, the trainee will necessary publications, the trainee will demonstrate the proper disassembly, demonstrate the proper disassembly, inspection, repair, and assembly of the APP inspection, repair, and assembly of the APP while observing pertinent safety precautions while observing pertinent safety precautions and applying operational risk management.and applying operational risk management.
Enabling ObjectivesEnabling Objectives
4.1 Select the description of the T-62T Engine.4.1 Select the description of the T-62T Engine.
4.2 Given a list of T-62T Engine models with 4.2 Given a list of T-62T Engine models with their characteristics, match each model to their characteristics, match each model to its characteristics.its characteristics.
4.3 Given a list of major engine assemblies and 4.3 Given a list of major engine assemblies and a list of purposes, match the component to a list of purposes, match the component to its purpose.its purpose.
Enabling ObjectivesEnabling Objectives
4.4 Given a list of components per each engine 4.4 Given a list of components per each engine assembly with their descriptions, match the assembly with their descriptions, match the correct component to its description.correct component to its description.
SafetySafety
Paramount atParamount atall timesall times
HazardousHazardousMaterialsMaterials
TTO is in effectTTO is in effect
Description T-62T EngineDescription T-62T Engine
Gas turbine engine Gas turbine engine
Single-shaft designSingle-shaft design
Compressor and turbine rotor are Compressor and turbine rotor are mounted back to back.mounted back to back.
T-62T-11T-62T-11
T-62T Models’ CharacteristicsT-62T Models’ Characteristics
T-62T-11T-62T-11
Used on the H-46 HelicopterUsed on the H-46 Helicopter
Weight (dry) is 69.50 lbs.Weight (dry) is 69.50 lbs.
65 shaft horsepower 65 shaft horsepower
56,695 RPM56,695 RPM
T-62T-11 LocationT-62T-11 Location
Rear of the Aircraft
T- 62T-27T- 62T-27
T-62T Models’ CharacteristicsT-62T Models’ Characteristics
T-62T-27T-62T-27
Used on the H-53 HelicopterUsed on the H-53 Helicopter
Weight (dry) is 83.40 lbs.Weight (dry) is 83.40 lbs.
100 shaft horsepower 100 shaft horsepower
61,248 RPM61,248 RPM
T-62T-27 LocationT-62T-27 Location
Above the cockpit
APP Major Assemblies with PurposesAPP Major Assemblies with Purposes
Reduction Drive AssemblyReduction Drive Assembly
Reduces the output rotational speed for Reduces the output rotational speed for engine accessoriesengine accessories
Combustor AssemblyCombustor Assembly
Houses the combustion processHouses the combustion process
APP Major Assemblies with PurposesAPP Major Assemblies with Purposes
Turbine AssemblyTurbine Assembly
Converts heat energy into mechanical Converts heat energy into mechanical energyenergy
APP Major AssembliesAPP Major Assemblies
Reduction Drive Assy Turbine Assy Combustor Assy
APP Assembly With Components APP Assembly With Components DescriptionsDescriptions
Reduction Drive AssemblyReduction Drive Assembly
Houses Engine Lubrication SystemHouses Engine Lubrication System
Contains Input Pinion, Gears and BearingsContains Input Pinion, Gears and Bearings
All Gears And Shafts Supported By Ball All Gears And Shafts Supported By Ball bearings (Except Oil Pump Drive Gear)bearings (Except Oil Pump Drive Gear)
APP Assembly With Components APP Assembly With Components DescriptionsDescriptions
Reduction Drive Assy.Reduction Drive Assy.
Houses Engine Houses Engine Lubrication SystemLubrication SystemContains Input Contains Input Pinion, Gears and Pinion, Gears and BearingsBearings
PinionGears
Bearings
All Gears And Shafts All Gears And Shafts Supported By Ball Supported By Ball bearings (Except Oil bearings (Except Oil Pump Drive Gear)Pump Drive Gear)
APP Assembly With Components APP Assembly With Components DescriptionsDescriptions
Turbine Assy.Turbine Assy.
Air Inlet
Air Inlet -Air Inlet -Provides Provides engine Intake engine Intake AirAir
Rotor AssyRotor Assy. -Rotor Assy. -
Mounts Mounts Rotating Rotating ComponentsComponents
Diffuser
Diffuser - Diffuser - Directs Directs Compressed Compressed Air To Air To CombustorCombustor
TurbineNozzle
Turbine Nozzle -Turbine Nozzle -Directs Gases Directs Gases Onto Turbine Onto Turbine BladesBlades
APP Assembly With Components APP Assembly With Components DescriptionsDescriptions
Combustor AssemblyCombustor Assembly
Combustor Housing - Houses All other Combustor Housing - Houses All other ComponentsComponents
Combustion Liner - Forms Path For Combustion Liner - Forms Path For Combustion With HousingCombustion With Housing
Nozzle Shield - Secured To Combustion Nozzle Shield - Secured To Combustion Liner. (T-62T-11 only)Liner. (T-62T-11 only)
Combustor Assy T-62T-27Combustor Assy T-62T-27
CombustionCombustionHousingHousing
CombustionCombustionLinerLiner
Summary and ReviewSummary and Review
Enabling ObjectivesEnabling Objectives
SafetySafety
Questions and AnswersQuestions and Answers
AssignmentAssignment
Assignment sheet 4-1-2Assignment sheet 4-1-2