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Hartzell HC-C2YR-4CF/FC8477A-4 User Manual

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Manual No. 115N
61-00-15
Revision 24
December 2020
Propeller Owner's Manual
and Logbook
“Compact” Models with Aluminum Blades
Constant Speed, Non-Counterweighted
( )HC-( )( )Y( )-1( )
Constant Speed, Counterweighted
( )HC-( )( )Y( )-4( )
Constant Speed and Feathering
( )HC-( )( )Y( )-2( )
Constant Speed and Feathering, Turbine
( )HC-( )( )Y( )-5( )
Hartzell Propeller Inc.
One Propeller Place
Piqua, OH 45356-2634 U.S.A.
Ph: 937-778-4200 (Hartzell Propeller Inc.)
Ph: 937-778-4379 (Product Support)
Product Support Fax: 937-778-4215

Table of Contents

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Hartzell HC-C2YR-4CF/FC8477A-4 Specifications

General IconGeneral
ModelHC-C2YR-4CF/FC8477A-4
CategoryAircraft Propeller
TypeConstant Speed
Blade Count4
Pitch ControlHydraulic
MaterialAluminum
ManufacturerHartzell Propeller Inc.

Summary

WARNING

AIRWORTHINESS LIMITATIONS

Replacement Time (Life Limits)

Details FAA-established specific life limits for propeller components and the entire propeller.

INTRODUCTION

Component Life and Overhaul

Explains component life in terms of time since new/overhaul and overhaul procedures.

Propeller Critical Parts

Identifies critical parts and procedures involving them.

DESCRIPTION AND OPERATION

Description of Propeller and Systems

Provides an overview of constant speed, hydraulically actuated propellers.

Governors

Explains the theory of operation and model designation for governors.

INSTALLATION AND REMOVAL

Propeller Mounting Hardware and Torque Information

Details propeller mounting hardware and torque specifications.

Bulkhead Installation

Provides general instructions and procedures for metal and composite bulkhead installation.

Propeller Installation

Details propeller installation procedures for various flange types.

Propeller Removal

Details procedures for removing propellers based on flange type.

TESTING AND TROUBLESHOOTING

Troubleshooting

Addresses common propeller issues like hunting, surging, and speed variations.

INSPECTION AND CHECK

Pre-Flight Checks

Details pre-flight inspection procedures for propeller blades and components.

Operational Checks

Provides steps for initial run-up, static RPM, and ground idle checks.

Required Periodic Inspections and Maintenance

Outlines periodic inspection schedules and maintenance procedures.

Inspection Procedures

Details procedures for inspecting blade damage, grease/oil leakage, and vibration.

Special Inspections

Covers inspections required after overspeed, lightning strikes, and foreign object impacts.

MAINTENANCE PRACTICES

Lubrication

Specifies lubrication intervals, procedures, and approved lubricants.

Dynamic Balance

Explains the overview, inspection, and modification procedures for dynamic balance.

Propeller Low Pitch Setting

Covers low pitch stop adjustments for all models and specific spinner types.

Propeller High Pitch Settings

Describes high pitch stop adjustment procedures.

Tachometer Calibration

Explains the importance of tachometer accuracy and calibration procedures.

ANTI-ICE AND DE-ICE SYSTEM

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