# 0 Hamilton Sundstrand
A UnitedTechnologies Company MAINTENANCE MANUAL 568F-1 INFORMATION SUBJECTTO EXPORT CONTROL LAWS Subjecttothe EAR, ECCN 9E991. 

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This information is subjectto the export control laws ofthe United States, specifically includingthe ExportAdministration Regulations (EAR), 15 C.F.R. Part 730 et. seq. Transfer, retransfer, or disclosure ofthis data by any means to a non-U.S. person (individual or company), whether in the United States or abroad, without any required export license or other approval from the U.S Government is prohibited, including without limitation any diversion to a military end user or use in a military end use application. 

# VARIABLE PITCH AIRCRAFT PROPELLER 568F-1 PROPELLER MODEL PART NUMBERS: 815500-2 815500-3

© 1995, 1996, 1998, 2000, 2004,2006, 2013 Hamilton Sundstrand Corporation
PROPRIETARY THIS DOCUMENTAND THE INFORMATION CONTAINED HEREIN ARE THE PROPERTY OF HAMIL TON SUNDSTRAND CORPORATION (HSC). RECIPIENT AGREES TO HOLD ALL SUCH INFORMATION IN CONFIDENCE AND AGREES IT SHALL BE USED ONLY FOR RECIPIENT'S INTERNAL PURPOSES TO MAINTAIN RECIPIENT'S EQUIPMENT OR AS MAY OTHERWISE BE PERMITTED IN AN APPLICABLE AGREEMENT BETWEEN RECIPIENTAND HSC. THIS DOCUMENTAND THE INFORMATION CONTAINED HEREIN SHALL NOT BE USED FOR ANY OTHER PURPOSE, INCLUDING THE CREATION, MANUFACTURE, DEVELOPMENT, OR DERIVATION OFANY REPAIRS, MODIFICATIONS, SPARE PARTS, DESIGN, OR CONFIGURATION CHANGES, OR TO OBTAIN FAA OR ANY OTHER GOVERNMENT OR REGULATORYAPPROVAL FOR SAME. RECIPIENTAGREES NOTTO DISCLOSE SUCH INFORMATION TO ANY THIRD PARTY, EXCEPT AS MAY OTHERWISE BE PROVIDED FOR IN AN APPLICABLE AGREEMENT BETWEEN RECIPIENTAND HSC. COPYING OR DISCLOSURE OF THIS DOCUMENTAND THE INFORMATION CONTAINED HEREIN BYANYONE WITHOUT HSC'S PRIOR WRITTEN PERMISSION IS NOT AUTHORIZED AND MAY RESULT IN CRIMINAL AND/OR CIVIL LIABILITY. The data in this documentwere developed onlyto maintain systems and/or parts manufactured by orfor Hamilton Sundstrand orapproved by Hamilton Sundstrand. The data may not be applicable to any other systems and/or parts, regardless oftheir apparent similarity to systems and/or parts manufactured by orfor Hamilton Sundstrand or approved by Hamilton Sundstrand. Do not rely in anyway on data in this documentto maintain orotherwise supportsystems and/orparts thatwere not manufactured byorfor Hamilton Sundstrand orapproved by Hamilton Sundstrand withoutevidence thatthe Federal Aviation Administration orother regulatory agency has determined that the data in this document is valid for such use.



## PROPELLER SYSTEM MAINTENANCE MANUAL WITH ILLUSTRATED PARTS LIST AIRWORTHINESS LIMITATIONS SECTION- FAA APPROVED REMAINDER OF MANUAL- FAA ACCEPTED

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A UnitedTechnologies Company MAINTENANCE MANUAL 568F-1 

### AIRWORTHINESS LIMITATIONS 1. General A. The airworthiness limitations section is FAA approved and specifies maintenance required to be followed when complying with 

### §§ 43.16 and 91.403 ofthe Federal Aviation Regulations unless an alternative program has been FAA approved. 

### 2. Life-Limited Components A. The components listed in Table AL-1 are life limited. Upon reaching the number offlight hours listed in thetable, the components must be removed from service. Theflight hours listed represent total time and cannot be extended through the use ofany inspections defined in this manual orthe component maintenance manual. 

### NOTE: The propeller model number and component part number are located on the butt face ofthe blade. The propeller model number and component part number are located between the hub arms ofblades 1 and 6, and blades 1 and 2, respectively. Table AL-1. Life-Limited Propeller Components
ITEM PART NO. LIFE LIMIT AIRCRAFT (TOTAL FLIGHT HOURS) N/A N/A N/A N/A B. It is the responsibility ofthe operatorto monitortotal flight hours for each serialnumbered component listed in Table AL-1 and to make surethat no component remains in service beyond its inspection interval. 

### 3. Mandatory Inspection A. There are no mandatory inspections. 

### 4. Special Instructions A. Ifthere is evidence ofoverspeed, foreign object damage, lightning strike, or overtorque, do the respective inspection procedures written in Paragraphs 6, 7, 8, and 9 ofthe CHECK section ofChapter 61-10-00. (1) Completethe appropriate Propeller Overspeed Report Form (Figure 503), Propeller Impact Damage Form (Figure 504), or Propeller Overtorque Form (Figure 505), and then send a copy ofthe form to the Hamilton Sundstrand address listed on the form. (2) Ifnecessary, make sure that a report ofthe incident is sentto the FAA in accordance with FAR 21.3 requirements. 

### 5. Components - Major Inspection Intervals A. Referto the CHECK section ofComponent Maintenance Manual, 61-13-12, for instructions on howto do a Major Inspection (MI). B. The major inspection intervals are listed in Table AL-2

. It is the responsibility ofthe operatorto monitorflight hours for each component listed in Table AL-2 and to make sure no component remains in service beyond its listed inspection interval time.
Use ordisclosure ofthis data is subjectto restrictions on theTitie Page ofthis document

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A UnitedTechnologies Company MAINTENANCE MANUAL 568F-1 C. In addition tothe published operating time limitsfor blades and hubs, the requirementfor repetitive Ml ofthese components will be no laterthan seven (7) years (or 84 months) since the Date Since Installation (DSI). The DSI will begin upon the initial installation afterthe most recent Ml or initial installation after production. D. Propeller blades and hubs must now be subjected to Ml based on published operating time limits forthe component or 7 years from the DSI, whichever comes first.

Table AL-2. Major Inspection Intervals INSPECTION ITEM PART NUMBER INTERVAL (FLIGHT HOURS) Hub 815470-1, -2 10,500 Blade R815505-2 8,100 R815505-3 R815505-6 R815505R2 R815505R3 R815505S3 R815505R2W R815505R3W R815505S3W ActuatorAssembly 815585-2, -3, -4 8,100 ActuatorAssembly 815585-5, -6, -7 10,500 TransferTube 815587-1 12,100 Assembly Adjusting Nut 815540-1, 814754-1 10,500

Use ordisclosure ofthis data is subjectto restrictions on the Titie Page ofthis document

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# 61 INSPECTION INTERVAL (CALENDAR TIME) 7 Years 7 Years

NotApplicable NotApplicable Not Applicable
Not Applicable

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