(MANUAL IDENTIFICATION) CHAPTER 11
PLACARDS AND MARKINGS
1. PLACARD AND MARKING INFORMATION
a. Although there is no requirement for placards or markings to be in the Instructions for Continued Airworthiness (ICA), placards and markings for the rotorcraft are part of the type design of the rotorcraft and are contained in type design drawing.
b. The placards and markings information normally include:
(1) General information about placards and markings.
(2) Index of exterior placards and markings.
(3) Index of interior placards and markings.
(4) Location of placards and markings.
(5) A procedure for installing and removing placards and markings.
(6) Figures may be used to show placards and markings, and their location.
c. Maintenance personnel are required to ensure the rotorcraft meets its type design. To accomplish this, maintenance personnel need to know what placard and markings are required to be on the rotorcraft; therefore, the information on placards and markings should be in the Instructions for Continued Airworthiness.
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(MANUAL IDENTIFICATION) CHAPTER 12
SERVICING
1. SERVICING INFORMATION
a. The ICA must include servicing information. Reference Appendix A, A29.3 (a)(4).
b. Servicing Information
(1) Servicing information covers details regarding servicing points, capacities of tanks and reservoirs, types of fluids to be used, and pressures applicable to the various systems.
(2) Servicing information normally includes:
(a) Information applying to fuel system and to other systems if ICA describe other tanks. If the tank capacity is not on the tank, the location of the information should be provided.
(b) The type of fluid, specification, and name of fluid identification number. Figures and tables may be used for fluid identification.
2. LUBRICATION INFORMATION
a. Lubrication information covers details regarding locations of lubrication points and the type of lubricants to be used.
b. Lubrication information normally includes the type of lubricant, specification, name of lubricant, identification number, and precautions to be taken. Figures and tables may be used to identify lubricants.
3. EQUIPMENT REQUIRED FOR SERVICING
a. The ICA must include the equipment required for servicing.
b. Service information normally includes information on the equipment required for servicing, lubricating, draining, and pressurizing the applicable systems installed in the rotorcraft. These systems could include fuel system, engine oil system, gearbox oil system, hydraulic system, landing gear system, battery, rotor system, rotor drive, tires, etc. This equipment should be included in the List of Special Tools.
4. CONSUMABLE MATERIALS The ICA must include the types of fluids to be used, types of lubricant to be used, and any storage limitations.
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(MANUAL IDENTIFICATION) CHAPTERS 20, 51, 60, 70
STANDARD PRACTICES
1. STANDARD PRACTICES
a. Chapters that contain standard practices are:
Chapter 20, Airframe Standard Practices 20-00-00 Chapter 51, Structures Standard Practices 51-00-00 Chapter 60, Rotor Standard Practices 60-00-00 Chapter 70, Powerplant Standard Practices 70-00-00
b. There are no specific requirements for a Standard Practices Chapter.
2. STANDARD PRACTICES INFORMATION. Standard practices information normally includes the following:
(a) General Maintenance Procedure.
(b) Information on Standard Hardware.
(c) Tightening Procedure.
(d) Torque Value and Torquing Procedures.
(e) Use of Torque Wrench.
(f) Safety Methods.
(g) Other Subjects.
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(MANUAL IDENTIFICATION)
CHAPTERS 21, 22, 23, 24, 25, 26, 27, 29, 30, 31, 32, 33, 34, 35, 36, 37, 45, 49; Airframe Systems ( )-00-00 52, 53, 54, 55, 56, Structures ( )-00-00 62, 63, 64, 65, 66, 67; Rotors ( )-00-00 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, and 83. Powerplant ( )-00-00
REQUIREMENTS The applicant must review requirements for each chapter, determine items that are applicable, and prepare appropriate ICA.
1. INTERFACE INFORMATION Any required information relating to the interface of appliances, engine or engines, rotor or rotors with the rotorcraft. Reference Appendix A, A29.1 (b). This is required when appliances, engine or engines, and rotor or rotors are mounted, attached, or connected to rotorcraft. Applicant should provide information relating to the installation. Interface information should include the system(s) from which it receives electrical power, fluids (fuel, oil, hydraulic, etc.), indications, and the controls that interface with rotorcraft.
2. DESCRIPTION OF ROTORCRAFT AND ITS SYSTEMS AND INSTALLATIONS A description of the rotorcraft and its systems and installations.
Reference Appendix A, A29.3 (a)(2). This is always required as applicable.
a. The description of the rotorcraft should include the type of rotorcraft (passenger, cargo), type of structure (metal, composite), number of rotors, number of engines, and type of landing gear (retractable or skids)
b. The description of the rotorcraft’s systems should include the component or parts of the system and how systems interface with the rotorcraft or other systems.
c. The description of the installations should include the location of the installation, and how the system is installed.
3. DESCRIPTION OF ROTORCRAFT’S ENGINE(S) A description of the rotorcraft’s engine(s) and its systems and installations. Reference Appendix A, A29.3 (a)(2). This is always required as applicable.
a. The description of the engine should include the type (piston or turbine), the manufacturer, engine model, horsepower, etc.
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REQUIREMENTS (continued)
b. The description of the engine’s systems should include the component or parts of the system and how systems interface with the rotorcraft or other systems.
c. The description of the engine installations should include the location of the installation and how the system is installed.
4. DESCRIPTION OF ROTORCRAFT’S ROTOR(S) A description of the rotorcraft’s rotor(s) and its systems and installations. Reference Appendix A, A29.3 (a)(2). This is always required as applicable.
a. The description of the rotors should include the type (two blade or more), structural (metal or composite), the rotor manufacturer, rotor model, dimensions, etc.
b. The description of the rotor systems should include the component or parts of the system and how systems interface with the rotorcraft or other systems.
c. The description of the rotor installations should include the location of the installation and how the system is installed.
5. DESCRIPTION OF ROTORCRAFT’S APPLIANCES A description of the rotorcraft’s appliances and its systems and installations. Reference Appendix A, A29.3 (a)(2). This is always required as applicable.
a. The description of the appliances should include the type of appliance, the manufacturer, model, and identification, etc.
b. The description of the appliance systems should include the component or parts of the system and how systems interface with the rotorcraft or other systems.
c. The description of the appliance installations should include the location of the installation and how the system is installed.
6. BASIC CONTROL AND OPERATING INFORMATION Basic control and operating information describing:
a. How the rotorcraft components and systems are controlled.
b. How the rotorcraft components and systems are operated.
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REQUIREMENTS (Continued)
c. Any special procedures and limitations that apply.
Reference Appendix A, A29.3 (a)(3). This is required if engine(s), rotor(s), and/or appliances require controlling or operating.
d. The information should identify the appliance or component and should identify the control(s) and system used to control the appliance or component.
e. The ICA should provide instructions on operating the appliance or component and any limitation or precautions. Operations information can be found in the Rotorcraft Flight Manual or Pilot Operating Handbook. However basic control and operating information is an Appendix A requirement and should be contained in the ICA.
7. SERVICING INFORMATION Servicing information that covers details regarding:
a. Servicing points and their locations.
b. Types of fluids to be used.
c. Capacities of tanks and reservoirs.
d. Pressures applicable to the various systems.
Reference Appendix A, A29.3 (a)(4). This is required when applicant determines the rotorcraft and its engine(s), rotor(s), and appliances will require servicing. The information is normally included in chapters that address servicing and in Chapter 12.
8. LOCATION OF ACCESS PANELS Location of access panels for inspection and servicing.
Reference Appendix A, A29.3 (a)(4). This is required when panels, plates, fairing, cowling, etc. should be removed to provide access to the rotorcraft, its engine(s), rotor(s), and appliances for inspection and servicing. This information is normally included in chapters that address access and in Chapters 6 and 12.
9. LUBRICATING INFORMATION Lubricating information that covers details regarding:
a. Lubrication points and their location.
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REQUIREMENTS (Continued)
b. Types of lubricants to be used.
Reference Appendix A, A29.3 (a)(4). This is required when applicant determines the rotorcraft and its engine(s), rotor(s), and appliances will require lubrication. The information is normally included in chapters that address lubrication and in Chapter 12.
10. EQUIPMENT REQUIRED FOR SERVICING Equipment required for servicing and lubricating. Reference Appendix A, A29.3 (a)(4).
This is required when applicant determines equipment will be required for servicing and lubricating the rotorcraft and its engine(s), rotor(s), and appliances. The information is normally included in chapters addressing equipment for servicing or lubrication and in Chapter 12. In addition, the equipment required for servicing and lubricating should be listed in the List of Special Tools contained in Chapter 1.
11. RECOMMENDED PERIODS The recommended period at which each part of the rotorcraft and its engine(s), auxiliary power unit, rotor(s), accessories, instruments, and equipment should be:
a. Cleaned.
b. Inspected.
c. Adjusted.
d. Tested.
e. Lubricated.
Reference Appendix A, A29.3 (b)(1). This is always required as applicable.
f. There is not a specific format for the recommended periods, however the ICA should include the time and/or interval the above items are to be accomplished.
12. DEGREE OF THE INSPECTION The degree (scope) of the inspection for each part of the rotorcraft and its engine(s), auxiliary power unit, rotor(s), accessories, instruments and equipment. Reference Appendix A, A29.3 (b)(1). It is required for each part of the rotorcraft and its engine(s), auxiliary power unit, rotor(s), accessories, instruments, and equipment which is required to be inspected. This information is normally contained in the chapters of the item being inspected and Chapter 5.
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REQUIREMENTS (Continued)
13. WORK RECOMMENDED The work recommended at these periods when each path of the rotorcraft was cleaned, inspected, adjusted, tested, and lubricated. Reference Appendix A, A29.3 (b)(1). This is required when applicant determines that work will be recommended for that part of the rotorcraft at that period. When maintenance tasks are associated with cleaning, inspecting, adjusting, testing or lubrication of each part of the rotorcraft and its engine(s), auxiliary power unit, rotor(s), accessories, instruments and equipment, then those tasks should be included in the ICA. This information is normally contained in the chapters that the work is required.
14. APPLICABLE WEAR TOLERANCES The applicable wear tolerances. Reference Appendix A, A29.3 (b)(1). This is required when applicant determines that wear tolerances will be required for the rotorcraft, its engine(s), rotor(s), and appliances. When a procedure requires maintenance personnel to determine whether the item being inspected or maintained meets a standard, the ICA should include the standard and specify how much wear is acceptable. The tolerances are normally contained in the chapter addressing the tolerance.
15. TROUBLESHOOTING Troubleshooting information describing:
a. Probable malfunctions.
b. How to recognize those malfunctions. (Probable Cause). Some malfunctions could be identified on the basis of a baseline vibration signature provided as follows in the maintenance manual:
The baseline vibration characteristics of the basic aircraft configuration to be used for maintenance or trouble shooting purposes should be provided as the vibratory aircraft reference in the maintenance manual. These characteristics should be given for specified loading and flight conditions (speed, altitude) with vibration pickups at specified airframe locations decided by the manufacturer. The characteristics should be given as a typical range of vibration levels at these locations and for the most representative frequencies and directions for the rotorcraft concerned (N omega main rotor and n omega tail rotor...). The manufacturers and operators should keep the basic vibration data updated from field/service experience.
c. The remedial (corrective) action for those malfunctions. Reference Appendix A, A29.3 (b)(2). This is required when applicant determines the rotorcraft, its engine(s), rotor(s), and appliances require troubleshooting.
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d. The use of a table is recommended. A sample is shown below Malfunction Probable Cause Corrective Action Describe the malfunction. List all probable causes of the malfunction.
Provide a corrective action for all probable causes.
e. Troubleshooting information is normally contained in the chapters where troubleshooting is required.
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