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SusiAir PILATUS PORTER PC6 Maintenance Program

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MAINTENANCE PROGRAM
PILATUS PORTER PC6
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Summary of Contents for SusiAir PILATUS PORTER PC6

  • Page 1 UNCONTROLLED DOCUMENT WHEN DOWNLOADED - SEE DRIVE SUSI AIR FOR LATEST ISSUE MAINTENANCE PROGRAM PILATUS PORTER PC6 Note: PRINTED DOCUMENTS ARE NOT CONTROLLED, unless stamped “CONTROLLED DOCUMENT” across the top of the document in red ink. Uncontrolled documents are not followed up with revisions.
  • Page 2 MAINTENANCE PROGRAM PILATUS PC-6 DOCUMENT NUMBER: SAP – 27 REISSUE: 2 REVISION: 1 – JULY 2020...
  • Page 5 MAINTENANCE PROGRAM DOCUMENT NO.: PILATUS PORTER PC6 SAP 27 DOCUMENT CONTROL MAINTENANCE PROGRAM PILATUS PORTER PC6 PT. ASI Pudjiastuti Aviation (Susi Air) DOCUMENT CONTROL Applicability: All Pilatus Porter PC-6 PT. ASI Pudjiastuti Aviation Fleet Prepared by: FARIED BUDI WIBOWO Chief PPC & Engineering...
  • Page 6 MAINTENANCE PROGRAM DOCUMENT NO.: PILATUS PORTER PC6 SAP 27 HISTORICAL REVISIONS HISTORICAL REVISIONS Historical Historical Date Remark Status Revision 0 February 2008 Insert complete Revision 0 Consultant Revision 1 March 2011 Insert complete Revision 1 Consultant Revision 2 April 2011...
  • Page 7 MAINTENANCE PROGRAM DOCUMENT NO.: PILATUS PORTER PC6 SAP 27 RECORD OF REVISIONS RECORD OF REVISION Rev. No. Revision Date Date Inserted Signature October 2019 October 2019 Chief PPCE July 2020 July 2020 Chief PPCE Reissued: 2 Date: July 2020 Page: ROR - 1...
  • Page 8 MAINTENANCE PROGRAM DOCUMENT NO.: PILATUS PORTER PC6 SAP 27 HIGHLIGHT OF REVISION HIGHLIGHTS OF REVISION DESCRIPTION PAGE Revised AMM Pilatus Porter PC6 and AMM Pilatus Porter PC6 and EMM PT6A-27 latest revision PT6A-27 references of Maintenance Maintenance Program reissue: Program reissue: 2, revision: 0 revision: 1 Revised Sub Chapter 1.8 - References...
  • Page 9 MAINTEANANCE PROGRAM PILATUS PORTER PC6 LIST OF EFFECTIVE PAGES REVISION CHAPTER DESCRIPTION PAGE DATE COVER July 2020 APPROVAL PAGE AP-1 July 2020 CONTROL PAGE CP-1 July 2020 DOCUMENT CONTROL DC-i July 2020 HISTORICAL REVISIONS HR-i July 2020 RECORD OF REVISION...
  • Page 10 MAINTEANANCE PROGRAM PILATUS PORTER PC6 LIST OF EFFECTIVE PAGES REVISION DESCRIPTION PAGE DATE APPENDIX SCHEDULED INSPECTION SHEET Pre Flight Pilatus Porter PC-6 2 pages July 2020 100 Hours / Annual Inspection 15 pages July 2020 3500 Hours / Partial Overhaul Inspection...
  • Page 11 MAINTEANANCE PROGRAM PILATUS PORTER PC6 LIST OF EFFECTIVE PAGES REVISION DESCRIPTION PAGE DATE Inadvertent Cut-Off And Relight During Taxi 1 page July 2020 Engine Overtemperature 1 page July 2020 Material Ingestion 1 page July 2020 Bird Strike/Soft Material Ingestion 1 page...
  • Page 12 MAINTEANANCE PROGRAM PILATUS PORTER PC6 LIST OF EFFECTIVE PAGES REVISION DESCRIPTION PAGE DATE APPENDIX ENGINE DEPRESERVATION Engine Depreservation (Engine Inactive 0-7 1 page July 2020 Days) Engine Depreservation (Engine Inactive 8-28 2 pages July 2020 Days) Engine Depreservation (Engine Inactive 29-90...
  • Page 13 MAINTENANCE PROGRAM DOCUMENT NO.: PILATUS PORTER PC6 SAP 27 TABEL OF CONTENTS CHAPTER DESCRIPTION PAGE GENERAL PREFACE INTRODUCTION MANUAL REVISION AND DISTRIBUTION PROCEDURE 1.3.1 Revision Procedures 1.3.2. Record of Revisions 1.3.3. Distribution Procedure SIGNATURE POLICY 1.4.1. Signing 1.4.2. Corrections INSPECTION TERMS AND DEFINITIONS 1.6.

  • Page 14: Table Of Contents

    MAINTENANCE PROGRAM DOCUMENT NO.: PILATUS PORTER PC6 SAP 27 TABEL OF CONTENTS CHAPTER DESCRIPTION PAGE UNSCHEDULED MAINTENANCE CHECK - ENGINE 2.3.1 Engine Preservation and Depreservation 2.3.2 Engine Inspection MAINTENANCE PROCEDURES LINE MAINTENANCE CHECK 3.1.1 Pre-flight Check 3.1.2 Post-flight Check SCHEDULED INSPECTION 3.2.1...
  • Page 15 MAINTENANCE PROGRAM DOCUMENT NO.: PILATUS PORTER PC6 SAP 27 TABEL OF CONTENTS CHAPTER DESCRIPTION PAGE INSPECTION TIME LIMIT APPENDIX SCHEDULED INSPECTION SHEET Pre-Flight Pilatus Porter PC-6 2 pages 100 Hours / Annual Inspection 15 pages 3500 Hours / Partial Overhaul Inspection...
  • Page 16 MAINTENANCE PROGRAM DOCUMENT NO.: PILATUS PORTER PC6 SAP 27 TABEL OF CONTENTS APPENDIX DESCRIPTION PAGE Propeller Wind milling After In-Flight Shutdown 1 page Contamination of Oil with Non-Metallic Foreign Material 1 page Starter-Generator Replacement 1 page ENGINE PRESERVATION Engine Preservation (Engine Inactive 0-7 Days)
  • Page 17 MAINTENANCE PROGRAM PILATUS PORTER PC6 DOCUMENT NO.: SAP 27 CHAPTER 1 GENERAL PREFACE Susi Air is engaged in the carriage of air charter under the terms and conditions of CASR Part 135. Air Operator Certificate Number: AOC/135-028 issued by Indonesian Directorate General of Civil Aviation.
  • Page 18 MAINTENANCE PROGRAM PILATUS PORTER PC6 DOCUMENT NO.: SAP 27 CHAPTER 1 GENERAL This Maintenance Program shall be subjected to revision as necessary. It shall be the responsibility of the person to whom this manual is issued to maintain it and insert all amendments and revisions.
  • Page 19 MAINTENANCE PROGRAM PILATUS PORTER PC6 DOCUMENT NO.: SAP 27 CHAPTER 1 GENERAL SIGNATURE POLICY 1.4.1 Signing The employee’s first name initial and full last name is required for signing of work accomplished. Procedures on some forms shall require an Authorization Card Number to be included with the signature.
  • Page 20 MAINTENANCE PROGRAM PILATUS PORTER PC6 DOCUMENT NO.: SAP 27 CHAPTER 1 GENERAL DISCONNECT Loosen and remove cables, pipes or controls. Use of special equipment to make sure that a component FUNCTIONAL TEST or system operates correctly. Show by normal operation and with no special equipment...
  • Page 21 MAINTENANCE PROGRAM PILATUS PORTER PC6 DOCUMENT NO.: SAP 27 CHAPTER 1 GENERAL 1.7. AFFECTED AIRCRAFT This Maintenance Program is applicable for all Pilatus: AIRCRAFTS AIRCRAFT SERIAL AIRCRAFT TYPE REGISTRATION NUMBER PK-VVK PC6 GNS430 (Legacy) PK-VVP PC6 GNS430 (Legacy) PK-VVU PC6 GNS430 (Legacy)
  • Page 22 MAINTENANCE PROGRAM PILATUS PORTER PC6 DOCUMENT NO.: SAP 27 CHAPTER 1 GENERAL Compliance with the applicable Airworthiness Directives and manufacturer’s Service Bulletin. Adherence to time / date limitation of the components. The projected days / flight time shall not lead to exceed any time / date limitation of the Airworthiness Directives, Service Bulletin or the component status report.
  • Page 23 MAINTENANCE PROGRAM PILATUS PORTER PC6 DOCUMENT NO.: SAP 27 CHAPTER 2 MAINTENANACE PROGRAM The Pilatus Porter PC-6 Maintenance Program contains instructions for continued airworthiness. It’s designed to satisfy safety requirements, to avoid deterioration and optimize aircraft availability with the reasonable cost in labor, material and facilities.
  • Page 24 MAINTENANCE PROGRAM PILATUS PORTER PC6 DOCUMENT NO.: SAP 27 CHAPTER 2 MAINTENANACE PROGRAM 2.2.3 Tail Down Landing A tail down landing is when the tail wheel touches the ground before the main wheels. If loose or cracked paint is found during this check, it may indicate that the structure of the aircraft is damaged.

  • Page 25: Unscheduled Maintenance Check - Engine

    MAINTENANCE PROGRAM PILATUS PORTER PC6 DOCUMENT NO.: SAP 27 CHAPTER 2 MAINTENANACE PROGRAM c. The aircraft must be on jacks. d. Underwing fuel tanks must be removed. If the measurements taken are outside the permitted tolerances the aircraft must not be flown until Pilatus Aircraft Ltd advice is received.
  • Page 26 MAINTENANCE PROGRAM PILATUS PORTER PC6 DOCUMENT NO.: SAP 27 CHAPTER 2 MAINTENANACE PROGRAM Dropped engine or component (Send engine or component to an approved overhaul facility for Light Overhaul. Indicated dropped engine or component; the type of surface the engine struck and from what height) Material Ingestion.

  • Page 27: Maintenance Procedures

    MAINTENANCE PROGRAM PILATUS PORTER PC6 DOCUMENT NO.: SAP 27 CHAPTER 3 MAINTENANACE PROCEDURES 3.1. LINE MAINTENANCE CHECK 3.1.1 Pre-flight Check Definition of Service Pre-flight Inspection is an inspection that shall be carried out before the first flight of the day. This inspection including: visual ”walk around check” and cockpit preparation, regarding aircraft system and appliances.

  • Page 28: Recommended Scheduled Inspection Intervals

    MAINTENANCE PROGRAM PILATUS PORTER PC6 DOCUMENT NO.: SAP 27 CHAPTER 3 MAINTENANACE PROCEDURES 110 hours, the next is due 90 hours later at 200 hours. The owner or operator is responsible for compliance with any national regulations. The owner or operator is primarily responsible for maintaining the aircraft in an airworthy condition.

  • Page 29: Special Inspection

    MAINTENANCE PROGRAM PILATUS PORTER PC6 DOCUMENT NO.: SAP 27 CHAPTER 3 MAINTENANACE PROCEDURES a. Flying Hour Based Intervals 100 flying hours or less : ± 10 flying hours. More than 100 flying hours : ± 10%, but not more than 500 flying hours.

  • Page 30: Complete Overhaul

    MAINTENANCE PROGRAM PILATUS PORTER PC6 DOCUMENT NO.: SAP 27 CHAPTER 3 MAINTENANACE PROCEDURES 3.3.2. Complete Overhaul A Complete Overhaul must be done when or before the aircraft completes 7000 flying hours, or at 14 years if this occurs first. When a Complete Overhaul is done the aircraft maintenance cycle starts again.

  • Page 31: Atc Transponders

    MAINTENANCE PROGRAM PILATUS PORTER PC6 DOCUMENT NO.: SAP 27 CHAPTER 3 MAINTENANACE PROCEDURES preceding 1 calendar month or 30 days. This Inspection may be performed by Pilot. After accomplishment of this Inspection and discrepancies rectification, Technical Defect Log and the appropriate form should be signed.

  • Page 32: Required Inspection Item

    MAINTENANCE PROGRAM PILATUS PORTER PC6 DOCUMENT NO.: SAP 27 CHAPTER 3 MAINTENANACE PROCEDURES 3.5. REQUIRED INSPECTION ITEM a. Required Inspection is defined as inspection work items which, if improperly done or if improper part is used, could endanger the safe operation of the aircraft. Susi Air will identify RII item and written in the Work Order.

  • Page 33: Authorized Personnel

    MAINTENANCE PROGRAM PILATUS PORTER PC6 DOCUMENT NO.: SAP 27 CHAPTER 3 MAINTENANACE PROCEDURES Form. This form is always attached/accompanied by the Scheduled Inspection/Conditional Inspection Sheet at every inspection. 3.5.3 Authorized Personnel The Person(s) who is authorized to perform inspection are listed in the Form No.

  • Page 34: Scheduled Maintenance Deviation

    MAINTENANCE PROGRAM PILATUS PORTER PC6 DOCUMENT NO.: SAP 27 CHAPTER 3 MAINTENANACE PROCEDURES SCHEDULED MAINTENANCE DEVIATION If an inspection due at a specified time interval is not performed punctually, refer to Susi Air’s Operation Specifications D-76 it is permissible to exceed the given intervals up to intervals described on the Chapter 3 of this manual.

  • Page 35: Components Time Limit

    MAINTENANCE PROGRAM PILATUS PORTER PC6 DOCUMENT NO.: SAP 27 CHAPTER 4 COMPONENT TIME LIMIT COMPONENTS TIME LIMIT 4.1.1 MAINTENANCE REQUIREMENTS The following table lists airplane components and systems which require overhaul or replacement schedule. Where an interval is given in both flight time and calendar time, the limit which is reached first must be applied.
  • Page 36 MAINTENANCE PROGRAM PILATUS PORTER PC6 DOCUMENT NO.: SAP 27 CHAPTER 4 COMPONENT TIME LIMIT Overhaul Component Model / Part Number Maximum Life Remark Interval Chapter 27 - Flight Controls 932.53.46.407 Aileron attachment & 7000 FH or bolts 932.53.46.405 14 years (Ref.
  • Page 37 MAINTENANCE PROGRAM PILATUS PORTER PC6 DOCUMENT NO.: SAP 27 CHAPTER 4 COMPONENT TIME LIMIT Overhaul Component Model / Part Number Maximum Life Remark Interval Fuel Transfer pumps - 115.55.06.413, 7000 FH underwing tanks 115.55.06.443 (if installed) Engine driven 968.84.51.101, 3500 FH pump 968.84.51.109...
  • Page 38 MAINTENANCE PROGRAM PILATUS PORTER PC6 DOCUMENT NO.: SAP 27 CHAPTER 4 COMPONENT TIME LIMIT Overhaul Component Model / Part Number Maximum Life Remark Interval At each removal from inner wheel Beringer Main half J-JBE-002N Wheel Lip Seal 1 year – Annual...
  • Page 39 MAINTENANCE PROGRAM PILATUS PORTER PC6 DOCUMENT NO.: SAP 27 CHAPTER 4 COMPONENT TIME LIMIT Model / Part Overhaul Component Maximum Life Remark Number Interval Chapter 71 - Power Plant * 5600 FH Engine PT6A-27 Ref. Engine rotor Refer to P&WC...
  • Page 40 MAINTENANCE PROGRAM PILATUS PORTER PC6 DOCUMENT NO.: SAP 27 CHAPTER 4 COMPONENT TIME LIMIT Model / Part Overhaul Component Maximum Life Remark Number Interval 3405798-02 - Propeller Constant Ref. P&WC Engine TBO + 8210-412-01 Speed SB1803 500 FH ENG IPC...
  • Page 41 MAINTENANCE PROGRAM PILATUS PORTER PC6 DOCUMENT NO.: SAP 27 CHAPTER 4 COMPONENT TIME LIMIT Overhaul Component Model / Part Number Maximum Life Remark Interval Clean and 200 FH PT6A-27 test Fuel Nozzle Ref. EMM PT6A-27 / New or newly Inspection Ref.
  • Page 42 MAINTENANCE PROGRAM PILATUS PORTER PC6 DOCUMENT NO.: SAP 27 CHAPTER 5 INSPECTION TIME LIMIT TIME LIMIT MAINTENANCE REQUIREMENTS The following table lists of Time Limit Maintenance Requirements which must be inspect at a specific time. Where an interval is given in both flight time and calendar time, the limit which is reached first must be applied.
  • Page 43 MAINTENANCE PROGRAM PILATUS PORTER PC6 DOCUMENT NO.: SAP 27 CHAPTER 5 INSPECTION TIME LIMIT ITEM MAINTENANCE REQUIREMENT INTERVAL Examine Trim Control Cables (Ref. 27-00-00, Page 601): 3500 FH (Mechanical Trim System Not applicable to aircraft equipped Only) with electrical trim actuators 7 years installed.
  • Page 44 MAINTENANCE PROGRAM PILATUS PORTER PC6 DOCUMENT NO.: SAP 27 CHAPTER 5 INSPECTION TIME LIMIT ITEM MAINTENANCE REQUIREMENT INTERVAL Chapter 34 - Navigation Leak check 2 years Pitot-Static System Drain 2 years Standby Magnetic Check swing 2 years Compass IFR flight operations:...
  • Page 45 MAINTENANCE PROGRAM PILATUS PORTER PC6 DOCUMENT NO.: SAP 27 CHAPTER 5 INSPECTION TIME LIMIT ITEM MAINTENANCE REQUIREMENT INTERVAL Chapter 55 - Stabilizers 3500 FH Examine Trim Actuator Attachment 7 years (Ref. 55-11-11) (whichever comes first), See Note C Note G bellow...
  • Page 46 MAINTENANCE PROGRAM PILATUS PORTER PC6 DOCUMENT NO.: SAP 27 CHAPTER 5 INSPECTION TIME LIMIT ITEM MAINTENANCE REQUIREMENT INTERVAL Propeller Overspeed Check operation. 200 FH Governor (Ref. 71-00-00) Chapter 71 – Powerplant Clean 25 FH Sand Filters (If Installed) (Ref. 71-12-00, Page 701) (Ref.
  • Page 47 MAINTENANCE PROGRAM PILATUS PORTER PC6 DOCUMENT NO.: SAP 27 CHAPTER 5 INSPECTION TIME LIMIT ITEM MAINTENANCE REQUIREMENT INTERVAL Clean and test Ref. EMM PT6A-27 / 200 FH Ref. DOMR 1702R1 Fuel Nozzle Inspection New or newly overhauled engine 400 FH...
  • Page 48 Form ASI PC6 Pre-Flight Pilatus Porter PRE FLIGHT PILATUS PORTER PC-6 Ref AMM 05-21-03 MAINTENANCE DEPARTMENT ITEM OPERATION SIGN A. AIRFRAME Protective covers, blanks Remove and restraints External flight control locks Remove Make sure that chocks are in position if Chocks required Check contents...
  • Page 49 Form ASI PC6 Pre-Flight Pilatus Porter ITEM OPERATION SIGN C. ELECT / INSTRUMENT Electrics and avionics Make sure all switches are set to OFF Energize (use ground power supply if Aircraft electrical system available) Make sure that light illuminates (at least one MASTER WARNING light warning light must also illuminate on annunciator panel)
  • Page 50 FORM ASI-PC6 100 Hours / Annual Inspection   MAINTENANCE PROGRAM PILATUS PORTER PC6 Ref. AMM Pilatus Porter PC6 Chapter 05-22-01, P&WC Maintenance Manual Model PT6A-27 Manual Part No. 3013242 Chapter 72-00-00, Propeller Owner's Manual Hartzell (Manual 149) 100 HOURS / ANNUAL INSPECTION Aircraft : …………….
  • Page 51 FORM ASI-PC6 100 Hours / Annual Inspection Aircraft Reg.: __________ DESCRIPTION TASK NO. MECH. ENG. Air inlet screens, filters and hoses Clean and examine. Mixer unit Examine. Butterfly vents - passenger cabin Examine. Emergency shut-off valve Examine. System component, pipes, cables, controls and linkages. Examine.
  • Page 52 FORM ASI-PC6 100 Hours / Annual Inspection Aircraft Reg.: __________ DESCRIPTION TASK NO. MECH. ENG. Rudder pedals Examine. Check for excessive play and full and free range of movement. Especially examine the brake pedal at the weld for cracks Chapter 27 - Flight Controls - Ailerons Aileron control system 27-00-00 Examine system including stops, cables, pulleys, guides, and...
  • Page 53 FORM ASI-PC6 100 Hours / Annual Inspection Aircraft Reg.: __________ DESCRIPTION TASK NO. MECH. ENG. Chapter 27 - Flight Controls - Flaps Flap screw actuators. (Mechanical system) DELETED Examine. Lubricate (Material No. P04-037) Flap control cables and chains. (Mechanical system) DELETED Flap Operating Handle.
  • Page 54 FORM ASI-PC6 100 Hours / Annual Inspection Aircraft Reg.: __________ DESCRIPTION TASK NO. MECH. ENG. Underwing Tank Fuel System SAEM017 July Fuel system underwing tank inspection (if installed). (Form No. ASI/MD- 10, 2012 Underwing Tank Fuel System SAEM017 Fuel system underwing tank inspection transfer pump filter. (Form July 10, 2012 ASI/MD-77) Chapter 32 –...
  • Page 55 FORM ASI-PC6 100 Hours / Annual Inspection Aircraft Reg.: __________ DESCRIPTION TASK NO. MECH. ENG. Tail wheel Remove. 32-41-12 Examine bearings, axle and wheel. Lubricate bearings with grease (Material No. MIL-G-81322; Aeroshell 22, Royco22, Mobil 28) Tail wheel 32-41-12 Install. 12-14-32 Inflate tire.
  • Page 56 FORM ASI-PC6 100 Hours / Annual Inspection Aircraft Reg.: __________ DESCRIPTION TASK NO. MECH. ENG. Chapter 55 - Stabilizers Empennage Examine internal skin structures possible. Examine panels and fasteners. Make sure that the water drain holes are not blocked. Dorsal fin Examine.
  • Page 57 FORM ASI-PC6 100 Hours / Annual Inspection Aircraft Reg.: __________ DESCRIPTION TASK NO. MECH. ENG. Wing struts - external Examine attachment brackets. Examine strut exterior. Wing struts - internal Examine. Wing tips Examine. Aileron support structure Examine aileron support brackets, hinge bearings, control rod attachment points and attaching parts.
  • Page 58 FORM ASI-PC6 100 Hours / Annual Inspection Aircraft Reg.: __________ DESCRIPTION TASK NO. MECH. ENG. Chapter 71 - Powerplant Power Recovery Wash 71-00-00 Perform power recovery wash. Engine Run 71-00-00 Perform engine run IAW HARTZELL STC SA377CH. Form No. ASI/MD-75. Engine compartment Clean engine, engine compartment and cowlings.
  • Page 59 FORM ASI-PC6 100 Hours / Annual Inspection Aircraft Reg.: __________ DESCRIPTION TASK NO. MECH. ENG. Powerplant and accessories Exhaust Duct - Inspect cracks and distortion. (Ref. 72-50-05, Maintenance practices) Examine the outer surface condition for buckling, ripples or similar distortion. Inspect outer surface, particularly in vicinity of flanges A and C for cracking in metal skin, welds, or flange bolt holes.
  • Page 60 FORM ASI-PC6 100 Hours / Annual Inspection Aircraft Reg.: __________ DESCRIPTION TASK NO. MECH. ENG. Chapter 73 - Engine Fuel and Control HP fuel pump Examine. HP fuel pump outlet filter 73-10-02 Examine, replace if contaminated Fuel HP Outlet Filter Perform fuel HP outlet filter replacement.
  • Page 61 FORM ASI-PC6 100 Hours / Annual Inspection Aircraft Reg.: __________ DESCRIPTION TASK NO. MECH. ENG. Ignition cables Examine and check ignition cable for chafing, wear and installation (Ref.74-20-01) Inspect cables for signs of damage to braiding and general condition. Inspect cable coupling nuts for corrosion. 74-20-01 Inspect central conductor and insulation for contamination and burning.
  • Page 62 FORM ASI-PC6 100 Hours / Annual Inspection Aircraft Reg.: __________ DESCRIPTION TASK NO. MECH. ENG. General Powerplant Make sure that the work area is clean and clear of tools and other items. Powerplant 71-00-00 Do a functional test. Powerplant (Post P&WC SB 1568 only) Do a deceleration check.
  • Page 63 FORM ASI-PC6 100 Hours / Annual Inspection Aircraft Reg.: __________ DESCRIPTION TASK NO. MECH. ENG. Flap actuator Examine. Operational test. Horizontal stabilizer actuator Examine. Operational test. Chapter 28 - Fuel Auxiliary fuel pump Operational test. Underwing fuel pumps. (if installed) Operational test.
  • Page 64 FORM ASI-PC6 100 Hours / Annual Inspection Aircraft Reg.: __________ DESCRIPTION TASK NO. MECH. ENG. Gyro operated instruments   Operational test. Magnetic compass   Check correction card date validity ___________ Chapter 37 – Vacuum Vacuum system suction regulator   Clean filter. Vacuum system  ...
  • Page 65 MAINTENANCE PROGRAM PILATUS PORTER PC6 Ref. AMM Pilatus Porter PC6 Chapter 05-23-01, P&WC Maintenance Manual Model PT6A-27 Manual Part No. 3013242 Chapter 72-00-00, Propeller Owner's Manual Hartzell (Manual 149) 3500 HOURS / PARTIAL OVERHAUL INSPECTION Aircraft : ……………. Job Number : …………….
  • Page 66 FORM ASI-PC6 PILATUS PC6 – 3500 Hours / Partial Overhaul Inspection Aircraft Reg.: __________ DESCRIPTION TASK NO. MECH. ENG. System controls Examine. Lubricate moving parts (Material No. P04-037) Air conditioning system and emergency shut-off control Check during engine ground run checks. Reset valve and replace indicator thread (Material No.
  • Page 67 FORM ASI-PC6 PILATUS PC6 – 3500 Hours / Partial Overhaul Inspection Aircraft Reg.: __________ DESCRIPTION TASK NO. MECH. ENG. Rudder pedal assembly torque tube (Up to MSN 623) Remove. Examine. Do a crack detection test with dye penetrant. Lubricate (Material No. P04-002). Install.
  • Page 68 FORM ASI-PC6 PILATUS PC6 – 3500 Hours / Partial Overhaul Inspection Aircraft Reg.: __________ DESCRIPTION TASK NO. MECH. ENG. Fuel tank vents Examine. Tank filler caps Examine. Fuel collector tank Examine. Water collector tank Examine. Fuel pipes and hoses Examine. Engine driven fuel pump Examine.
  • Page 69 FORM ASI-PC6 PILATUS PC6 – 3500 Hours / Partial Overhaul Inspection Aircraft Reg.: __________ DESCRIPTION TASK NO. MECH. ENG. Tail landing gear Examine fuselage attachment points and adjacent structure. Debris guard. (if installed) Examine. Tail wheel steering Examine cables and springs. Lubricate (Material No.
  • Page 70 FORM ASI-PC6 PILATUS PC6 – 3500 Hours / Partial Overhaul Inspection Aircraft Reg.: __________ DESCRIPTION TASK NO. MECH. ENG. Access door - RH rear fuselage Latching mechanism - Do an Operational test. Lubricate mechanism (Material No. P04-037) Chapter 53 - Fuselage Fuselage - external Examine.
  • Page 71 FORM ASI-PC6 PILATUS PC6 – 3500 Hours / Partial Overhaul Inspection Aircraft Reg.: __________ DESCRIPTION TASK NO. MECH. ENG. Horizontal stabilizer 55-11-11 Remove. Horizontal stabilizer Examine. Elevator and trim tab Examine. Elevator control bellcrank Examine. Elevator hinge bearings Replace. Horizontal stabilizer 55-11-11 Install.
  • Page 72 FORM ASI-PC6 PILATUS PC6 – 3500 Hours / Partial Overhaul Inspection Aircraft Reg.: __________ DESCRIPTION TASK NO. MECH. ENG. Ailerons Remove balance arms. Examine. Install balance arms. Examine mountings static discharge wicks. Lubricate bearings (Material No. P04-002). Aileron - tabs Examine tabs, tab control rods, support brackets, hinges and attaching parts.
  • Page 73 FORM ASI-PC6 PILATUS PC6 – 3500 Hours / Partial Overhaul Inspection Aircraft Reg.: __________ DESCRIPTION TASK NO. MECH. ENG. B. PARTIAL OVERHAUL - ENGINE Chapter 61 - Propeller Spinner Remove Propeller de-icer boots Examine Slip-ring (Beta) Examine. Check gap between slip-ring and carbon block is no more than 0,50 mm (0.02 in.) Blade clamps (for Steel Hub Propellers) DELETED...
  • Page 74 FORM ASI-PC6 PILATUS PC6 – 3500 Hours / Partial Overhaul Inspection Aircraft Reg.: __________ DESCRIPTION TASK NO. MECH. ENG. Compressor Examine as far as possible. Compressor inlet screen Install. Exhaust duct Examine. Gas generator case Examine. Propeller shaft oil seal Examine, look for oil leaks.
  • Page 75 FORM ASI-PC6 PILATUS PC6 – 3500 Hours / Partial Overhaul Inspection Aircraft Reg.: __________ INSPECTION OPERATION MECH. ENG. C. ELECTRICS AND INSTRUMENTS General Battery mounts Examine attachments, ventilation hoses, cable connectors and wiring. Battery compartment Examine. External power receptacle Examine. Starter/Generator Examine brushes, commutator, exterior surfaces.
  • Page 76 FORM ASI-PC6 PILATUS PC6 – 3500 Hours / Partial Overhaul Inspection Aircraft Reg.: __________ INSPECTION OPERATION MECH. ENG. Chapter 30 - Ice and Rain Protection Pitot and static port heaters Operational test. Chapter 33 - Lights Navigation Lights Examine. Operational test. Anti-collision strobe lights Examine.
  • Page 77 FORM ASI-PC6 PILATUS PC6 – 3500 Hours / Partial Overhaul Inspection Aircraft Reg.: __________ INSPECTION OPERATION MECH. ENG. Vacuum system pressure regulator valve Examine. Vacuum system ejector Examine. Vacuum pipes and connectors Examine. D. AVIONICS General Antenna Examine. Headsets and microphones Examine.
  • Page 78 MAINTENANCE PROGRAM PILATUS PORTER PC6 Ref. AMM Pilatus Porter PC6 Chapter 05-24-01, P&WC Maintenance Manual Model PT6A-27 Manual Part No. 3013242 Chapter 72-00-00, Propeller Owner's Manual Hartzell (Manual 149) 7000 HOURS / COMPLETE OVERHAUL INSPECTION Aircraft : ……………. Job Number : …………….
  • Page 79 FORM ASI-PC6 PILATUS PC6 – 7000 Hours / Complete Overhaul Inspection Aircraft Reg.: __________ DESCRIPTION TASK NO. MECH. ENG. Butterfly vents - passenger cabin Examine System controls Examine. Lubricate moving parts (Material No. P04-037) Air conditioning system and emergency shut-off control Check during engine ground run checks.
  • Page 80 FORM ASI-PC6 PILATUS PC6 – 7000 Hours / Complete Overhaul Inspection Aircraft Reg.: __________ DESCRIPTION TASK NO. MECH. ENG. Rudder pedal assembly torque tube (Up to MSN 623) Remove. Examine. Do a crack detection test with dye penetrant. Lubricate (Material No. P04-002). Install Rudder pedal assembly torque tube (From MSN 624) Examine for excessive wear.
  • Page 81 FORM ASI-PC6 PILATUS PC6 – 7000 Hours / Complete Overhaul Inspection Aircraft Reg.: __________ DESCRIPTION TASK NO. MECH. ENG. Fuel tank vents Examine Tank filler caps Examine Fuel collector tank Examine Water collector tank Examine Fuel pipes and hoses Examine Engine driven fuel pump Examine Fuel flow transmitter...
  • Page 82 FORM ASI-PC6 PILATUS PC6 – 7000 Hours / Complete Overhaul Inspection Aircraft Reg.: __________ DESCRIPTION TASK NO. MECH. ENG. Tail landing gear Examine Tail landing gear Examine fuselage attachment points and adjacent structure Debris guard Examine Tail wheel steering Examine cables and springs. Lubricate (Material No.
  • Page 83 FORM ASI-PC6 PILATUS PC6 – 7000 Hours / Complete Overhaul Inspection Aircraft Reg.: __________ DESCRIPTION TASK NO. MECH. ENG. Access door - RH rear fuselage Latching mechanism - Do an Operational test. Lubricate mechanism (Material No. P04-037) Chapter 53 - Fuselage Fuselage - external Examine Fuselage - internal...
  • Page 84 FORM ASI-PC6 PILATUS PC6 – 7000 Hours / Complete Overhaul Inspection Aircraft Reg.: __________ DESCRIPTION TASK NO. MECH. ENG. Horizontal stabilizer Examine Elevator and trim tab Examine Elevator control bellcrank Examine Elevator hinge bearings Replace Horizontal stabilizer 55-11-11 Install. Rudder 55-41 -11 Install.
  • Page 85 FORM ASI-PC6 PILATUS PC6 – 7000 Hours / Complete Overhaul Inspection Aircraft Reg.: __________ DESCRIPTION TASK NO. MECH. ENG. Aileron - tabs Examine tabs, tab control rods, support brackets, hinges and attaching parts Flap support structure control rod attachments, actuator support bracket and attaching parts Examine support brackets and hinge bearings.
  • Page 86 FORM ASI-PC6 PILATUS PC6 – 7000 Hours / Complete Overhaul Inspection Aircraft Reg.: __________ DESCRIPTION TASK NO. MECH. ENG. Slip-ring (Beta) Examine. Check gap between slip-ring and carbon block is no more than 0,50 mm (0.02 in.) Blade clamps (for Steel Hub Propellers) Check alignment.
  • Page 87 FORM ASI-PC6 PILATUS PC6 – 7000 Hours / Complete Overhaul Inspection Aircraft Reg.: __________ DESCRIPTION TASK NO. MECH. ENG. Exhaust duct Examine Gas generator case Examine Propeller shaft oil seal Examine, look for oil leaks Accessories Examine Chapter 73 - Engine Fuel and Control HP fuel pump 73-10-02 Examine.
  • Page 88 FORM ASI-PC6 PILATUS PC6 – 7000 Hours / Complete Overhaul Inspection Aircraft Reg.: __________ DESCRIPTION TASK NO. MECH. ENG. Battery compartment Examine External power receptacle Examine Starter/Generator Examine brushes, commutator, exterior surfaces Starter and power generation relays Examine. Functionally test Voltage regulator Examine.
  • Page 89 FORM ASI-PC6 PILATUS PC6 – 7000 Hours / Complete Overhaul Inspection Aircraft Reg.: __________ DESCRIPTION TASK NO. MECH. ENG. Chapter 33 - Lights Navigation Lights Examine. Operational test Anti-collision strobe lights Examine. Operationally test Landing Lights Examine. Operational test Cockpit lights Examine.
  • Page 90 FORM ASI-PC6 PILATUS PC6 – 7000 Hours / Complete Overhaul Inspection Aircraft Reg.: __________ DESCRIPTION TASK NO. MECH. ENG. Vacuum system ejector Examine Vacuum pipes and connectors Examine D. AVIONICS General Antenna Examine Headsets and microphones Examine Avionic equipment Examine. Examine cables and connectors as far as possible Avionic equipment shockmounts Examine...
  • Page 91 Form ASI-PC6-Engine Installation MAINTENANCE PROGRAM PILATUS PORTER PC6 Ref. AMM Pilatus Porter PC6 Chapter 71-00-00, P&WC Maintenance Manual Model PT6A-27 Manual Part No. 3013242 Chapter 72-00-00 ENGINE INSTALLATION SHEET Date Engine P/N Aircraft Registration Engine S/N Aircraft Type PILATUS PC6, B2-H4...
  • Page 92 Form ASI-PC6-Engine Installation DESCRIPTION TASK NO. MECH. ENG. Engine Driven Fuel Pump (Ref. Fig. 410) 1. Remove the blank from the opening. 2. Install a new gasket (8). 3. Install the fuel pump (7), washers (5) and nuts (6). 4. Torque the nuts (6) to between 8,5 and 9,6 Nm (75 and 85 lbf in.). Gas Generator and Propeller Tachometer Generators (Ref.
  • Page 93 Form ASI-PC6-Engine Installation DESCRIPTION TASK NO. MECH. ENG. Propeller Governor Maximum Stop Screw (Ref. Fig. 405) 1. Check the maximum stop screw (35) on the propeller governor. If the screw is shorter than the stop screw on the removed engine, move the screws as follows: NOTE: The long stop screw is used to give the propeller speed of 2000 rpm used on B2H4 aircraft.
  • Page 94 Form ASI-PC6-Engine Installation DESCRIPTION TASK NO. MECH. ENG. Support Struts (Ref. Fig. 408) Put the rear bulkhead over the engine. Loosely install 10 bolts (five each side) to attach the upper and lower half of the bulkhead together. Put the support struts in position through the holes in the engine rear bulkhead.
  • Page 95 Form ASI-PC6-Engine Installation DESCRIPTION TASK NO. MECH. ENG. Oil Tubes (Ref. Fig. 403) Connect the starter generator drain hose (Ref. Fig. 413): Connect the drain hose (5) to the drain adapter (7) below the starter generator drive. Install and tighten the clamp (6). Connect the engine breather hose (3) to the breather elbow.
  • Page 96 Form ASI-PC6-Engine Installation DESCRIPTION TASK NO. MECH. ENG. Job Close Up Adjust the engine controls. 76-10-00 Install the exhaust stubs. 78-11-11 Install the propeller. 61-10-01 If applicable, install the oil cooler. 79-11-11 Fill the engine oil system. 12-10-03 If installed, remove the aircraft tail stand and lower aircraft tail. 07-10-00 Make sure that the work area is clean and clear of tools and other items.
  • Page 97 Form ASI-PC6-Engine Installation Reissued: 2 Date: July 2020 Page 7 of 26 Revision: 1...
  • Page 98 Form ASI-PC6-Engine Installation Reissued: 2 Date: July 2020 Page 8 of 26 Revision: 1...
  • Page 99 Form ASI-PC6-Engine Installation Reissued: 2 Date: July 2020 Page 9 of 26 Revision: 1...
  • Page 100 Form ASI-PC6-Engine Installation Reissued: 2 Date: July 2020 Page 10 of 26 Revision: 1...
  • Page 101 Form ASI-PC6-Engine Installation Reissued: 2 Date: July 2020 Page 11 of 26 Revision: 1...
  • Page 102 Form ASI-PC6-Engine Installation Reissued: 2 Date: July 2020 Page 12 of 26 Revision: 1...
  • Page 103 Form ASI-PC6-Engine Installation Reissued: 2 Date: July 2020 Page 13 of 26 Revision: 1...
  • Page 104 Form ASI-PC6-Engine Installation Reissued: 2 Date: July 2020 Page 14 of 26 Revision: 1...
  • Page 105 Form ASI-PC6-Engine Installation Reissued: 2 Date: July 2020 Page 15 of 26 Revision: 1...
  • Page 106 Form ASI-PC6-Engine Installation Reissued: 2 Date: July 2020 Page 16 of 26 Revision: 1...
  • Page 107 Form ASI-PC6-Engine Installation Reissued: 2 Date: July 2020 Page 17 of 26 Revision: 1...
  • Page 108 Form ASI-PC6-Engine Installation Reissued: 2 Date: July 2020 Page 18 of 26 Revision: 1...
  • Page 109 Form ASI-PC6-Engine Installation Reissued: 2 Date: July 2020 Page 19 of 26 Revision: 1...
  • Page 110 Form ASI-PC6-Engine Installation Reissued: 2 Date: July 2020 Page 20 of 26 Revision: 1...
  • Page 111 Form ASI-PC6-Engine Installation Reissued: 2 Date: July 2020 Page 21 of 26 Revision: 1...
  • Page 112 Form ASI-PC6-Engine Installation Reissued: 2 Date: July 2020 Page 22 of 26 Revision: 1...
  • Page 113 Form ASI-PC6-Engine Installation Reissued: 2 Date: July 2020 Page 23 of 26 Revision: 1...
  • Page 114 Form ASI-PC6-Engine Installation ENGINE GROUND RUN CHECK SHEET - PT6A-27 ENGINE WITH FOUR BLADE PROPELLER (HARTZELL STC SA377CH) JOB NUMBER Aircraft Registration Aircraft Total Hours Aircraft Serial No. Aircraft Total Landings Engine Serial No. Engine TSN / TSO Propeller Serial No Propeller TSN / TSO Ambient Temp FBP (Field Barometric Pressure)
  • Page 115 Form ASI-PC6-Engine Installation ENGINE GROUND RUN CHECK SHEET - PT6A-27 ENGINE WITH FOUR BLADE PROPELLER (HARTZELL STC SA377CH) Use this sheet’s to record engine run result, use in conjunction with task cards. CHECK TARGET ACTUAL ENGINE START ITT (Troubleshoot If More Than 925°C) Max.
  • Page 116 Form ASI-PC6-Engine Installation ENGINE GROUND RUN CHECK SHEET - PT6A-27 ENGINE WITH FOUR BLADE PROPELLER (HARTZELL STC SA377CH) CHECK TARGET ACTUAL Engine Performance Ref: AMM 71-00-00 Target Torque Pressure Fuel flow (Actual minus 23 lb / hr lb / hr lb / hr or 3.4 gal / hr) Target Ng...
  • Page 117 Form. ASI-PC6-Engine Removal MAINTENANCE PROGRAM PILATUS PORTER PC6 Ref. AMM Pilatus Porter PC6 Chapter 71-00-00, P&WC Maintenance Manual Model PT6A-27 Manual Part No. 3013242 Chapter 72-00-00 ENGINE REMOVAL SHEET Date Engine P/N Aircraft Registration Engine S/N Aircraft Type PILATUS PC6, B2-H4...
  • Page 118 Form. ASI-PC6-Engine Removal DESCRIPTION TASK NO. MECH. ENG. Disconnect the Case Drains and P3 Bleed Air Pipe (Ref. Fig. 402) 1. Disconnect the P3 bleed air hose (2) from the top of the engine. 2. Release the P-clip (3) from the engine front bulkhead. 3.
  • Page 119 Form. ASI-PC6-Engine Removal DESCRIPTION TASK NO. MECH. ENG. Remove the Control Cable Support Brackets (Ref. Fig. 406) 1. Remove the nuts (8) and washers (7). 2. Remove the nut (4), washer (3) and bolt (2). 3. Remove the bolt (5). 4.
  • Page 120 Form. ASI-PC6-Engine Removal DESCRIPTION TASK NO. MECH. ENG. Control Levers (Ref. Fig. 405) (1) Idle Control Lever (a) Remove and discard the cotter pin (1). (b) Remove the nut (2), washer (3), spacers (4) and (7) and bolt (6). (c) Move the rod (5) clear of the lever (9). (d) Remove and discard the cotter pin (8).
  • Page 121 Form. ASI-PC6-Engine Removal DESCRIPTION TASK NO. MECH. ENG. 11. Inner Bulkheads (Ref. Fig. 415) Remove the nuts (11), washers (10) and bolts (5). Remove the nuts (4), washers (3) and bolts (2). Remove the forward bulkheads (1) and (13). Remove the nuts (9), washers (8) and bolts (7). Remove the rear bulkheads (6) and (12).
  • Page 122 Form. ASI-PC6-Engine Removal Reissued: 2 Date: July 2020 Page 6 of 25 Revision: 1...
  • Page 123 Form. ASI-PC6-Engine Removal Reissued: 2 Date: July 2020 Page 7 of 25 Revision: 1...
  • Page 124 Form. ASI-PC6-Engine Removal Reissued: 2 Date: July 2020 Page 8 of 25 Revision: 1...
  • Page 125 Form. ASI-PC6-Engine Removal Reissued: 2 Date: July 2020 Page 9 of 25 Revision: 1...
  • Page 126 Form. ASI-PC6-Engine Removal Reissued: 2 Date: July 2020 Page 10 of 25 Revision: 1...
  • Page 127 Form. ASI-PC6-Engine Removal Reissued: 2 Date: July 2020 Page 11 of 25 Revision: 1...
  • Page 128 Form. ASI-PC6-Engine Removal Reissued: 2 Date: July 2020 Page 12 of 25 Revision: 1...
  • Page 129 Form. ASI-PC6-Engine Removal Reissued: 2 Date: July 2020 Page 13 of 25 Revision: 1...
  • Page 130 Form. ASI-PC6-Engine Removal Reissued: 2 Date: July 2020 Page 14 of 25 Revision: 1...
  • Page 131 Form. ASI-PC6-Engine Removal Reissued: 2 Date: July 2020 Page 15 of 25 Revision: 1...
  • Page 132 Form. ASI-PC6-Engine Removal Reissued: 2 Date: July 2020 Page 16 of 25 Revision: 1...
  • Page 133 Form. ASI-PC6-Engine Removal Reissued: 2 Date: July 2020 Page 17 of 25 Revision: 1...
  • Page 134 Form. ASI-PC6-Engine Removal Reissued: 2 Date: July 2020 Page 18 of 25 Revision: 1...
  • Page 135 Form. ASI-PC6-Engine Removal Reissued: 2 Date: July 2020 Page 19 of 25 Revision: 1...
  • Page 136 Form. ASI-PC6-Engine Removal Reissued: 2 Date: July 2020 Page 20 of 25 Revision: 1...
  • Page 137 Form. ASI-PC6-Engine Removal Reissued: 2 Date: July 2020 Page 21 of 25 Revision: 1...
  • Page 138 Form. ASI-PC6-Engine Removal Reissued: 2 Date: July 2020 Page 22 of 25 Revision: 1...
  • Page 139 Form. ASI-PC6-Engine Removal ENGINE GROUND RUN CHECK SHEET - PT6A-27 ENGINE WITH FOUR BLADE PROPELLER (HARTZELL STC SA377CH) JOB NUMBER Aircraft Registration Aircraft Total Hours Aircraft Serial No. Aircraft Total Landings Engine Serial No. Engine TSN / TSO Propeller Serial No Propeller TSN / TSO Ambient Temp FBP (Field Barometric Pressure)
  • Page 140 Form. ASI-PC6-Engine Removal ENGINE GROUND RUN CHECK SHEET - PT6A-27 ENGINE WITH FOUR BLADE PROPELLER (HARTZELL STC SA377CH) Use this sheet’s to record engine run result, use in conjunction with task cards. CHECK TARGET ACTUAL ENGINE START ITT (Troubleshoot If More Than 925°C) Max.
  • Page 141 Form. ASI-PC6-Engine Removal ENGINE GROUND RUN CHECK SHEET - PT6A-27 ENGINE WITH FOUR BLADE PROPELLER (HARTZELL STC SA377CH) CHECK TARGET ACTUAL Engine Performance Ref: AMM 71-00-00 Target Torque Pressure Fuel flow (Actual minus 23 lb / hr lb / hr lb / hr or 3.4 gal / hr) Target Ng...
  • Page 142 Form. ASI-PC6-Propeller Installation MAINTENANCE PROGRAM PILATUS PORTER PC6 Ref. AMM Pilatus Porter PC6 Chapter 61-10-00, PROPELLER INSTALLATION SHEET Date Propeller P/N Aircraft Registration Propeller S/N Aircraft Type PILATUS PC6, B2-H4 Aircraft Total Hours Aircraft Total Cycle Job Number DESCRIPTION TASK NO.
  • Page 143 Form. ASI-PC6-Propeller Installation DESCRIPTION TASK NO. MECH. ENG. (16) Install the bolt (2), bush (15), washer (14) and nut (13). (17) Install the bolt (2), bush (15), washer (14) and nut (13). (18) Safety the nut with a new cotter pin (1). (19) Make sure the side clearance between the beta-ring and the carbon block (9) is between 0,03 and 0,25 mm (0.001 and 0.01 in).
  • Page 144 Form. ASI-PC6-Propeller Installation Reissued: 2 Date: July 2020 Page 3 of 7 Revision: 1...
  • Page 145 Form. ASI-PC6-Propeller Installation Reissued: 2 Date: July 2020 Page 4 of 7 Revision: 1...
  • Page 146 Form. ASI-PC6-Propeller Installation ENGINE GROUND RUN CHECK SHEET - PT6A-27 ENGINE WITH FOUR BLADE PROPELLER (HARTZELL STC SA377CH) JOB NUMBER Aircraft Registration Aircraft Total Hours Aircraft Serial No. Aircraft Total Landings Engine Serial No. Engine TSN / TSO Propeller Serial No Propeller TSN / TSO Ambient Temp FBP (Field Barometric Pressure)
  • Page 147 Form. ASI-PC6-Propeller Installation ENGINE GROUND RUN CHECK SHEET - PT6A-27 ENGINE WITH FOUR BLADE PROPELLER (HARTZELL STC SA377CH) Use this sheet’s to record engine run result, use in conjunction with task cards. CHECK TARGET ACTUAL ENGINE START ITT (Troubleshoot If More Than 925°C) Max.
  • Page 148 Form. ASI-PC6-Propeller Installation ENGINE GROUND RUN CHECK SHEET - PT6A-27 ENGINE WITH FOUR BLADE PROPELLER (HARTZELL STC SA377CH) CHECK TARGET ACTUAL Engine Performance Ref: AMM 71-00-00 Target Torque Pressure Fuel flow (Actual minus 23 lb / hr lb / hr lb / hr or 3.4 gal / hr) Target Ng...
  • Page 149 Form ASI-PC6-Propeller Removal MAINTENANCE PROGRAM PILATUS PORTER PC6 Ref. AMM Pilatus Porter PC6 Chapter 61-10-00, PROPELLER REMOVAL SHEET Date Propeller P/N Aircraft Registration Propeller S/N Aircraft Type PILATUS PC6, B2-H4 Aircraft Total Hours Aircraft Total Cycle Job Number DESCRIPTION TASK NO. MECH. ENG.
  • Page 150 Form ASI-PC6-Propeller Removal MAINTENANCE RELEASE I hereby certify that aircraft parts and component mentioned above has been inspected and maintained in accordance with the Maintenance Program and meets requirements of applicable Civil Aviation Safety Regulations that is determined to be in an airworthy condition. Name : ........
  • Page 151 Form ASI-PC6-Propeller Removal Reissued: 2 Date: October 2019 Page 3 of 7 Revision: 0...
  • Page 152 Form ASI-PC6-Propeller Removal Reissued: 2 Date: October 2019 Page 4 of 7 Revision: 0...
  • Page 153 Form ASI-PC6-Propeller Removal ENGINE GROUND RUN CHECK SHEET - PT6A-27 ENGINE WITH FOUR BLADE PROPELLER (HARTZELL STC SA377CH) JOB NUMBER Aircraft Registration Aircraft Total Hours Aircraft Serial No. Aircraft Total Landings Engine Serial No. Engine TSN / TSO Propeller Serial No Propeller TSN / TSO Ambient Temp FBP (Field Barometric Pressure)
  • Page 154 Form ASI-PC6-Propeller Removal ENGINE GROUND RUN CHECK SHEET - PT6A-27 ENGINE WITH FOUR BLADE PROPELLER (HARTZELL STC SA377CH) Use this sheet’s to record engine run result, use in conjunction with task cards. CHECK TARGET ACTUAL ENGINE START ITT (Troubleshoot If More Than 925°C) Max.
  • Page 155 Form ASI-PC6-Propeller Removal ENGINE GROUND RUN CHECK SHEET - PT6A-27 ENGINE WITH FOUR BLADE PROPELLER (HARTZELL STC SA377CH) CHECK TARGET ACTUAL Engine Performance Ref: AMM 71-00-00 Target Torque Pressure Fuel flow (Actual minus 23 lb / hr lb / hr lb / hr or 3.4 gal / hr) Target Ng...
  • Page 156 Form ASI-PC6 High G-Loads Inspection MAINTENANCE PROGRAM PILATUS PORTER PC6 Ref. AMM Pilatus Porter PC6 Chapter 05-51-01 PILATUS PC6 - HIGH G-LOADS INSPECTION SHEET Aircraft : ……………. Job Number : ……………. Registration Aircraft S/N : ……………. DESCRIPTION TASK NO. MECH.
  • Page 157 Form ASI-PC6 High G-Loads Inspection DESCRIPTION TASK NO. MECH. ENG. Aileron support structure Examine Aileron tabs Examine Flaps Examine Flap support structure Examine Vertical stabilize Examine Dorsal fin Examine Rudder Examine Rudder support structure Examine Rudder trim tab Examine Horizontal stabilizer Examine Horizontal stabilizer attachments Examine...
  • Page 158 Form ASI-PC6-Hard or Overweight Landing Inspection MAINTENANCE PROGRAM PILATUS PORTER PC6 Ref. AMM Pilatus Porter PC6 Chapter 05-51-02, EMM PT6A-27 Chapter 72-00-00 PILATUS PC6 - HARD or OVERWEIGHT LANDING INSPECTION SHEET Aircraft : ……………. Job Number : ……………. Registration Aircraft S/N : …………….
  • Page 159 Form ASI-PC6-Hard or Overweight Landing Inspection DESCRIPTION TASK NO. MECH. ENG. Main landing gear attachments Examine Tail landing gear attachments Examine WINGS Wing strut attachments Examine Wing struts Examine Underwing tanks Examine Underwing tank pylons Examine Pylon to wing attachments Examine FLIGHT CONTROLS Horizontal stabilizer...
  • Page 160 Form ASI-PC6-Hard or Overweight Landing Inspection DESCRIPTION TASK NO. MECH. ENG. Rotate the compressor by hand and listen for rubbing, scraping, interference of rotating components with stationary parts, or rapid/abrupt deceleration. Check for rear accessory case mounted accessory drag. Check for compressor turbine tip rub (Ref. 72-50-02, Inspection/Check). 72-50-02, Rotate the propeller by hand and listen for any interference of rotating 72-50-04...
  • Page 161 Form ASI-PC6 Tail Down Landing Inspection MAINTENANCE PROGRAM PILATUS PORTER PC6 Ref. AMM Pilatus Porter PC6 Chapter 05-51-03 PILATUS PC6 - TAIL DOWN LANDING INSPECTION SHEET Aircraft : ……………. Job Number : ……………. Registration Aircraft S/N : ……………. DESCRIPTION TASK NO.
  • Page 162 Form ASI-PC6 Tail Down Landing Inspection MAINTENANCE RELEASE I hereby certify that aircraft parts and component mentioned above has been inspected and maintained in accordance with the Maintenance Program and meets requirements of applicable Civil Aviation Safety Regulations that is determined to be in an airworthy condition. Name : ........
  • Page 163 Form ASI-PC6 Overspeed-More Than Vne Inspection MAINTENANCE PROGRAM PILATUS PORTER PC6 Ref. AMM Pilatus Porter PC6 Chapter 05-51-04 PILATUS PC6 - OVERSPEED - MORE THAN V INSPECTION SHEET Aircraft : ……………. Job Number : ……………. Registration Aircraft S/N : …………….
  • Page 164 Form ASI-PC6 Overspeed-More Than Vne Inspection DESCRIPTION TASK NO. MECH. ENG. Horizontal stabilizer actuator Examine Horizontal stabilizer actuator attachment brackets 53-30-00 55-11-11 Examine Elevator Examine Elevator support structure Examine All flight controls Check rigging MAINTENANCE RELEASE I hereby certify that aircraft parts and component mentioned above has been inspected and maintained in accordance with the Maintenance Program and meets requirements of applicable Civil Aviation Safety Regulations that is determined to be in an airworthy condition.
  • Page 165 Form ASI/PC6-Overspeed-More Than V Inspection MAINTENANCE PROGRAM PILATUS PORTER PC6 Ref. AMM Pilatus Porter PC6 Chapter 05-51-05 PILATUS PC6 - OVERSPEED - MORE THAN V INSPECTION SHEET Aircraft : ……………. Job Number : ……………. Registration Aircraft S/N : ……………. DESCRIPTION TASK NO.
  • Page 166 Form ASI-PC6 Engine Overspeed Inspection MAINTENANCE PROGRAM PILATUS PORTER PC6 EMM PT6A-27 Chapter 72-00-00 PILATUS PC6 - ENGINE OVERSPEED INSPECTION SHEET Aircraft : ……………. Job Number : ……………. Registration Aircraft S/N : ……………. DESCRIPTION TASK NO. MECH. ENG. ENGINE COMPARTMENT Check engine/aircraft indicating system.
  • Page 167 Form ASI-PC6 Engine Overtorque Inspection MAINTENANCE PROGRAM PILATUS PORTER PC6 Ref. AMM Pilatus Porter PC6 Chapter 05-51-08, EMM PT6A-27 Chapter 72-00-00 PILATUS PC6 - ENGINE OVERTORQUE INSPECTION SHEET Aircraft : ……………. Job Number : ……………. Registration Aircraft S/N : …………….
  • Page 168 Form ASI-PC6 Engine Overtorque Inspection MAINTENANCE RELEASE I hereby certify that aircraft parts and component mentioned above has been inspected and maintained in accordance with the Maintenance Program and meets requirements of applicable Civil Aviation Safety Regulations that is determined to be in an airworthy condition. Name : ........
  • Page 169 Form ASI-PC6 Sudden Propeller Stoppage Inspection MAINTENANCE PROGRAM PILATUS PORTER PC6 Ref. AMM Pilatus Porter PC6 Chapter 05-51-09, EMM PT6A-27 Chapter 72-00-00 PILATUS PC6 - SUDDEN PROPELLER STOPPAGE INSPECTION SHEET Aircraft : ……………. Job Number : ……………. Registration Aircraft S/N : …………….
  • Page 170 Form ASI-PC6 Sudden Propeller Stoppage Inspection DESCRIPTION TASK NO. MECH. ENG. 7) After installation of a repaired/replacement power section on the serviceable gas generator, run at 80% TO power for ten 79-20-02 minutes. Remove and inspect the main oil filter. If no metallic debris is found, return the engine to service.
  • Page 171 Form ASI-PC6 Sudden Propeller Stoppage Inspection DESCRIPTION TASK NO. MECH. ENG. b. Inspect remainder of the engine 1. Remove and examine the main oil filter (Ref. 79-20-02, OIL FILTER, HOUSING AND CHECK VALVE - MAINTENANCE 79-20-02 PRACTICES). If metallic debris is found, refer to FAULT ISOLATION.
  • Page 172 Form ASI-PC6 Sudden Propeller Stoppage Inspection DESCRIPTION TASK NO. MECH. ENG. Remove and examine RGB chip detector, oil strainer, and main oil 72-10-00, filter (Ref. 72-10-00, REDUCTION GEARBOX - MAINTENANCE 79-20-02, PRACTICES and 79-20-02, OIL FILTER, HOUSING AND CHECK VALVE - MAINTENANCE PRACTICES). If metallic debris is found 72-00-00 refer to 72-00-00, ENGINE, TURBOPROP - FAULT ISOLATION.
  • Page 173 Form ASI-PC6 Lightning Strike Inspection MAINTENANCE PROGRAM PILATUS PORTER PC6 Ref. AMM Pilatus Porter PC6 Chapter 05-51-12, EMM PT6A-27 Chapter 72-00-00 PILATUS PC6 - LIGHTNING STRIKE INSPECTION SHEET Aircraft : ……………. Job Number : ……………. Registration Aircraft S/N : …………….
  • Page 174 Form ASI-PC6 Lightning Strike Inspection DESCRIPTION TASK NO. MECH. ENG. Run engine at 80% TO power for ten minutes. Remove and inspect RGB chip detector, oil strainer, and main oil filter (Ref. 72-10-00, 72-10-00, 79-20-02). If no metallic debris is found, return the 79-20-02 engine to service and check RGB chip detector daily for one week (25 hours minimum).
  • Page 175 Form ASI-PC6 Alignment & Symmetry Inspection MAINTENANCE PROGRAM PILATUS PORTER PC6 Ref. AMM Pilatus Porter PC6 Chapter 05-57-01 PILATUS PC6 - ALIGNMENT & SYMMETRY INSPECTION SHEET Aircraft : ……………. Job Number : ……………. Registration Aircraft S/N : ……………. DESCRIPTION TASK NO.
  • Page 176 Form ASI-PC6 Alignment & Symmetry Inspection DESCRIPTION TASK NO. MECH. ENG. Deformation and Symmetry Check (Ref. Fig. 1, Table 1 and 2) Put the theodolite in position so that readings can be taken from RP1 b right and from RP2, 3, 4, 5, 6, 7 and 8, on the left and right wings. Adjust the theodolite tripod to allow readings to be taken at a level approximately 100 to 200 mm below lowest point of fuselage.
  • Page 177 Form ASI-PC6 Alignment & Symmetry Inspection Figure 1 IN SERVICE ALIGNMENT AND SYMMETRY CHECK REASON FOR CHECK: DATE: Reference Points Left Right Table 1 Reissued: 2 Date: July 2020 Page 3 of 4 Revision: 1...
  • Page 178 Form ASI-PC6 Alignment & Symmetry Inspection Table 2 Reissued: 2 Date: July 2020 Page 4 of 4 Revision: 1...
  • Page 179 Form ASI-PC6 Inadvertent Cut-Off And Relight During Taxi MAINTENANCE PROGRAM PILATUS PORTER PC6 Ref. EMM PT7A-27 Chapter 72-00-00 PILATUS PC6 – INADVERTENT CUT-OFF AND RELIGHT DURING TAXI Aircraft : ……………. Job Number : ……………. Registration Aircraft S/N : ……………. DESCRIPTION TASK NO.
  • Page 180 Form ASI-PC6 Engine Temperature MAINTENANCE PROGRAM PILATUS PORTER PC6 Ref. EMM PT6A-27 Chapter 72-00-00 PILATUS PC6 – ENGINE OVERTEMPERATURE Aircraft : ……………. Job Number : ……………. Registration Aircraft S/N : ……………. DESCRIPTION TASK NO. MECH. ENG. Check engine/aircraft indicating system. If satisfactory, refer to Chapter 71-00-00 71-00-00, ADJUSTMENT/TEST for required action.
  • Page 181 Form AS-/PC6 Material Ingestion MAINTENANCE PROGRAM PILATUS PORTER PC6 Ref. EMM PT6A-27 Chapter 72-00-00 PILATUS PC6 – MATERIAL INGESTION Aircraft : ……………. Job Number : ……………. Registration Aircraft S/N : ……………. DESCRIPTION TASK NO. MECH. ENG. Check compressor first-stage blades for damage.
  • Page 182 Form ASI/PC6-Bird Strike/Soft Material Ingestion MAINTENANCE PROGRAM PILATUS PORTER PC6 Ref. EMM PT6A-27 Chapter 72-00-00 PILATUS PC6 – BIRD STRIKE/SOFT MATERIAL INGESTION Aircraft : ……………. Job Number : ……………. Registration Aircraft S/N : ……………. DESCRIPTION TASK NO. MECH. ENG. Remains on compressor first stage blades confirm if bird or soft material has passed through the engine and possibly contaminated the gas path and CT vane cooling passages.
  • Page 183 Form ASIPC6-Propeller Electrical Leads Shorting MAINTENANCE PROGRAM PILATUS PORTER PC6 Ref. EMM PT6A-27 Chapter 72-00-00 PILATUS PC6 – PROPELLER ELECTRICAL LEADS SHORTING Aircraft : ……………. Job Number : ……………. Registration Aircraft S/N : ……………. DESCRIPTION TASK NO. MECH. ENG. If signs of arcing between de-icer leads and the propeller spinner, bulkhead or hub assembly have been found, check propeller de-icing system (Ref.
  • Page 184 Form ASI-PC6-Flight Through Volcanic Ash or Smoke MAINTENANCE PROGRAM PILATUS PORTER PC6 Ref. AMM Pilatus Porter PC6 Chapter 05-51-13, EMM PT6A-27 Chapter 72-00-00 PILATUS PC6 – FLIGHT THROUGH VOLCANIC ASH OR SMOKE Aircraft : ……………. Job Number : ……………. Registration Aircraft S/N : …………….
  • Page 185 Form ASI-PC6-Flight Through Volcanic Ash or Smoke DESCRIPTION TASK NO. MECH. ENG. Aircraft Cleaning Do a wash of the aircraft. When you do this, do a rinse of the engine air 12-20-01 intake. Detailed Examination/Test Do an operational test of the flight controls to make sure that the movement is full, free and smooth.
  • Page 186 Form ASI-PC6-Sustained Running at Oil Temperature Outside Limits MAINTENANCE PROGRAM PILATUS PORTER PC6 Ref. EMM PT6A-27 Chapter 72-00-00 PILATUS PC6 – SUSTAINED RUNNING AT OIL TEMPERATURE OUTSIDE LIMITS Aircraft : ……………. Job Number : ……………. Registration Aircraft S/N : …………….
  • Page 187 Form ASI-PC6-Loss of Oil Pressure MAINTENANCE PROGRAM PILATUS PORTER PC6 Ref. EMM PT6A-27 Chapter 72-00-00 PILATUS PC6 – LOSS OF OIL PRESSURE OR LOW OIL PRESSURE Aircraft : ……………. Job Number : ……………. Registration Aircraft S/N : ……………. DESCRIPTION TASK NO.
  • Page 188 Form ASI-PC6-Loss of Oil Pressure DESCRIPTION TASK NO. MECH. ENG. If the loss of oil is 6 qt. or more, and the engine oil pressure or torque meter indication have fluctuated or oil pressure dropped below 40 psig: NOTE: If the oil pressure drops below 40 psig, an engine shut down is required.
  • Page 189 Form ASI-PC6-Oil Pressure for Low Throttle MAINTENANCE PROGRAM PILATUS PORTER PC6 Ref. MM PT6A-27 Chapter 72-00-00 PILATUS PC6 – OIL PRESSURE FOR LOW THROTTLE Aircraft : ……………. Job Number : ……………. Registration Aircraft S/N : ……………. DESCRIPTION TASK NO. MECH. ENG.
  • Page 190 Form ASI-PC6-Oil Pressure for Low Throttle MAINTENANCE PROGRAM PILATUS PORTER PC6 Ref. EMM PT6A-27 Chapter 72-00-00 PILATUS PC6 – CONTAMINATION BY FIRE EXTINGUISHER AGENT Aircraft : ……………. Job Number : ……………. Registration Aircraft S/N : ……………. DESCRIPTION TASK NO. MECH.
  • Page 191 Form ASI/PC6-Audible Rubbing, Binding And Scraping MAINTENANCE PROGRAM PILATUS PORTER PC6 Ref. EMM PT6A-27 Chapter 72-00-00 PILATUS PC6 – AUDIBLE RUBBING, BINDING AND SCRAPING Aircraft : ……………. Job Number : ……………. Registration Aircraft S/N : ……………. DESCRIPTION TASK NO. MECH. ENG.
  • Page 192 Form ASI/PC6-Audible Rubbing, Binding And Scraping MAINTENANCE RELEASE I hereby certify that aircraft parts and component mentioned above has been inspected and maintained in accordance with the Maintenance Program and meets requirements of applicable Civil Aviation Safety Regulations that is determined to be in an airworthy condition. Name : ........
  • Page 193 Form ASI/CP6-Propeller Windmilling After In-Flight Shutdown MAINTENANCE PROGRAM PILATUS PORTER PC6 Ref. EMM PT6A-27 Chapter 72-00-00 PILATUS PC6 – PROPELLER WINDMILLING AFTER IN-FLIGHT SHUTDOWN Aircraft : ……………. Job Number : ……………. Registration Aircraft S/N : ……………. DESCRIPTION TASK NO. MECH.
  • Page 194 Form ASI-PC6-Contamination of Oil With Non-Metallic Foreign Material MAINTENANCE PROGRAM PILATUS PORTER PC6 Ref. EMM PT6A-27 Chapter 72-00-00 PILATUS PC6 – CONTAMINATION OF OIL WITH NON-METALLIC FOREIGN MATERIAL Aircraft : ……………. Job Number : ……………. Registration Aircraft S/N : …………….
  • Page 195 Form ASI-PC6 Starter-Generator Replacement MAINTENANCE PROGRAM PILATUS PORTER PC6 Ref. EMM PT6A-27 Chapter 72-00-00 PILATUS PC6 – STARTER-GENERATOR REPLACEMENT Aircraft : ……………. Job Number : ……………. Registration Aircraft S/N : ……………. DESCRIPTION TASK NO. MECH. ENG. If there is an engine starting fault or an electrical generation defect, do the following inspections: Inspect the starter-generator drive splines: Inspect per Aircraft Maintenance Manual (AMM).
  • Page 196 Form ASI-PC6 Engine Preservation (Engine Inactive 0-7 Days) MAINTENANCE PROGRAM PILATUS PORTER PC6 Ref. EMM PT6A-27 Chapter 72-00-00 PILATUS PC6 – ENGINE PRESERVATION (Engine Inactive 0-7 days) Aircraft : ……………. Job Number : ……………. Registration Aircraft S/N : ……………. DESCRIPTION TASK NO.
  • Page 197 Form ASI-PC6 Engine Preservation (Engine Inactive 8-28 Days) MAINTENANCE PROGRAM PILATUS PORTER PC6 Ref.EMM PT6A-27 Chapter 72-00-00 PILATUS PC6 – ENGINE PRESERVATION (Engine Inactive 8-28 days) Aircraft : ……………. Job Number : ……………. Registration Aircraft S/N : ……………. DESCRIPTION TASK NO.
  • Page 198 Form ASI-PC6 Engine Preservation (Engine Inactive 29-90 Days) MAINTENANCE PROGRAM PILATUS PORTER PC6 Ref. AMM Pilatus Porter PC6 Chapter 05-51-01 PILATUS PC6 – ENGINE PRESERVATION (Engine Inactive 29-90 days) Aircraft : ……………. Job Number : ……………. Registration Aircraft S/N : …………….
  • Page 199 Form ASI-PC6 Engine Preservation (Engine Inactive 29-90 Days) DESCRIPTION TASK NO. MECH. ENG. After motoring run, check to see if preservative oil is coming from opened fuel line. If not, repeat motoring cycle until preservative oil flows from opened fuel line. Return power control lever to GROUND-IDLE and fuel condition lever to OFF.
  • Page 200 Form ASI-PC6-Engine Preservation (Engine Inactive for Periods Exceeding 90 Days) MAINTENANCE PROGRAM PILATUS PORTER PC6 Ref. EMM PT6A-27 Chapter 72-00-00 PILATUS PC6 – ENGINE PRESERVATION (Engine Inactive For Periods Exceeding 90 Days) Aircraft : ……………. Job Number : ……………. Registration Aircraft S/N : …………….
  • Page 201 Form ASI-PC6-Engine Preservation (Engine Inactive for Periods Exceeding 90 Days) DESCRIPTION TASK NO. MECH. ENG. With ignition system OFF, fuel condition lever to GROUND-IDLE and power control lever to TAKE-OFF, carry out normal motoring run until all preservative oil is displaced. During motoring run, move power control lever from TAKE-OFF to GROUND-IDLE and back to TAKE- OFF and fuel condition lever from GROUND-IDLE to OFF and back to GROUND-IDLE to displace fuel from system.
  • Page 202 Form ASI-PC6-Engine Preservation (Engine Inactive for Periods Exceeding 90 Days) MAINTENANCE RELEASE I hereby certify that aircraft parts and component mentioned above has been inspected and maintained in accordance with the Maintenance Program and meets requirements of applicable Civil Aviation Safety Regulations that is determined to be in an airworthy condition.
  • Page 203 Form ASI-PC6 Engine Preservation (Engine Inactive for Periods Exceeding One Year) MAINTENANCE PROGRAM PILATUS PORTER PC6 Ref. EMM PT6A-27 Chapter 72-00-00 PILATUS PC6 – ENGINE PRESERVATION (Engine Inactive For Periods Exceeding One Year) Aircraft : ……………. Job Number : …………….
  • Page 204 Form ASI-PC6 Engine Preservation (Engine Inactive for Periods Exceeding One Year) DESCRIPTION TASK NO. MECH. ENG. With ignition system OFF, fuel condition lever to GROUND-IDLE and power control lever to TAKE-OFF, carry out normal motoring run until all preservative oil is displaced. During motoring run, move power control lever from TAKE-OFF to GROUND-IDLE and back to TAKE- OFF and fuel condition lever from GROUND-IDLE to OFF and back to GROUND-IDLE to displace fuel from system.
  • Page 205 Form ASI-PC6 Engine Preservation (Engine Inactive for Periods Exceeding One Year) MAINTENANCE RELEASE I hereby certify that aircraft parts and component mentioned above has been inspected and maintained in accordance with the Maintenance Program and meets requirements of applicable Civil Aviation Safety Regulations that is determined to be in an airworthy condition.
  • Page 206 Form ASI-PC6-Engine Depreservation (Engine Inactive 0-7 Days) MAINTENANCE PROGRAM PILATUS PORTER PC6 Ref. EMM PT6A-27 Chapter 72-00-00 PILATUS PC6 – ENGINE DEPRESERVATION (Engine Inactive 0-7 days) Aircraft : ……………. Job Number : ……………. Registration Aircraft S/N : ……………. DESCRIPTION TASK NO.
  • Page 207 Form ASI-PC6 ENGINE DEPRESERVETION (Engine Inactive 8-28 Days) MAINTENANCE PROGRAM PILATUS PORTER PC6 Ref. EMM PT6A-27 Chapter 72-00-00 PILATUS PC6 – ENGINE DEPRESERVATION (Engine Inactive 8-28 days) Aircraft : ……………. Job Number : ……………. Registration : ……………. Aircraft S/N DESCRIPTION TASK NO.
  • Page 208 Form ASI-PC6 ENGINE DEPRESERVETION (Engine Inactive 8-28 Days) Figure Location of Drain plugs Reissued: 2 Page 2 of 2 Date: July 2020 Revision: 1...
  • Page 209 Form ASI-PC6 Engine Depreservation (Engine Inactive 29-90 Days) MAINTENANCE PROGRAM PILATUS PORTER PC6 Ref. EMM PT6A-27 Chapter 72-00-00 PILATUS PC6 – ENGINE DEPRESERVATION (Engine Inactive 29-90 days) Aircraft : ……………. Job Number : ……………. Registration Aircraft S/N : ……………. DESCRIPTION TASK NO.
  • Page 210 Form ASI-PC6 Engine Depreservation (Engine Inactive 91 Days To One Year) MAINTENANCE PROGRAM PILATUS PORTER PC6 Ref. EMM PT6A-27 Chapter 72-00-00 PILATUS PC6 – ENGINE DEPRESERVATION (Engine Inactive 91 days to one year) Aircraft : ……………. Job Number : …………….
  • Page 211 Form ASI-PC6 Engine Depreservation (One Year & Over) MAINTENANCE PROGRAM PILATUS PORTER PC6 Ref. EMM PT6A-27 Chapter 72-00-00 PILATUS PC6 – ENGINE DEPRESERVATION (Engine Inactive one year and over) Aircraft : ……………. Job Number : ……………. Registration Aircraft S/N : …………….
  • Page 212 FUEL NOZZLE CHANGE WORK SHEET PT6A-27 Instructions (Note Post SB 1372 Engines Sheet). - Each Listed Inspection Item is to be performed in accordance with the P & W Maintenance Department Maintenance Manual 3013242 Chapter 73-10-05 Latest Revision and any other applicable publications REMOVED FROM : PK-...
  • Page 213 DESCRIPTION MECH. ENG. Remove the sheaths (item 3) from the manifold adapters using puller (PWC30416) if sheath is tight fitting on adapter boss. Straighten the lugs on the key washers (item 7) and remove the nozzle assemblies (item 8) from the adapters (item 2) and (item 5). Discard the keywashers. Note the relative angle of each elbow to the inlet manifold adapter (item 2) (starting control installation only) and remove the elbows (Item 9) and locknuts (item 10).
  • Page 214 DESCRIPTION MECH. ENG. CAUTION: DO NOT USE SHARP EDGE TOOLS TO BEND OR SET KEYWASHER TABS. On completion of installation lock each key washer on respective nozzle assembly. Do not exceed specified torque to align flat on tip with key washer. Install the manifold adapters and fuel transfer tubes as follows.
  • Page 215 DESCRIPTION MECH. ENG. When all remaining manifold adapters (5) are positioned, remove bolts or locknuts, as applicable, from inlet manifold adapter (2). Assemble the locking plate (6) and reinstall the bolts or locknuts. CAUTION: MAKE SURE ALL 14 MANIFOLD ADAPTER LOCKING PLATES ARE CORRECTLY INSTALLED.
  • Page 216 Figure 201 - Identification and Location of Fuel Manifold Adapters Form No. ASI/MD-65 Revision 3 – July 2020 Page 5 of 7...
  • Page 217 Figure 202 - Removal/ Installation of Fuel Manifold Adapter Key to Figure 202 Form No. ASI/MD-65 Revision 3 – July 2020 Page 6 of 7...
  • Page 218 Figure 203 Fuel Manifold Installation - Clearance Checks Form No. ASI/MD-65 Revision 3 – July 2020 Page 7 of 7...
  • Page 219 FUEL DISTRIBUTION SYSTEM – ADJUSTMENT TEST Ref. AMM Pilatus Porter Chapter 28-20-00 Aircraft Registration : Date Job No. Hours DESCRIPTION MECH. ENG. Tools and Equipment Part No. Description Remarks Stopwatch Fuel container with measured graduation in Minimum capacity 40 liters (10 US gals) liters or US gals Procedure A.
  • Page 220 DESCRIPTION MECH. ENG. Set the fuel-system valve-lever to CLOSED. Make sure that there is not less than 6,95 liters (1,84 US gals) of fuel in the container. Empty the container. D. Auxiliary Fuel Pump System Put the fuel container below the disconnected end of the outlet hose Energize the aircraft electrical system.
  • Page 221 DESCRIPTION MECH. ENG. Figure 1 Fuel Distribution – Adjustment/Test MAINTENANCE RELEASE I hereby certify that aircraft parts and component mentioned above has been inspected and maintained in accordance with the Maintenance Program and meets requirements of applicable Civil Aviation Safety Regulations that is determined to be in an airworthy condition. Name : ........
  • Page 222 FUEL INDICATING SYSTEM – ADJUSTMENT/TEST Ref. AMM Pilatus Porter Chapter 28-40-00 Aircraft Registration : Date Job No. Hours DESCRIPTION MECH. ENG. Tools and Equipment Part No. Description Remarks Stopwatch Fuel container with measured graduation in Minimum capacity 40 liters (10 US gals) liters or US gals Procedure A.
  • Page 223 DESCRIPTION MECH. ENG. Figure 1 fuel Disrtibution – Adjusment/Test Turn the outlet hose through 180 degrees, then install the outlet hose (2) to the fuel flow transmitter (3) with the other end through the access panel PB3. Put the container below the disconnect end of the outlet hose (2). Do not extend the length of the hose for the test.
  • Page 224 DESCRIPTION MECH. ENG. Measure the quantity of the fuel in the container. Quantity: _______________ Make sure the difference between the fuel used totalizer indication and the quantity of fuel in the container is not more than ± 1 liter (± 0.26 US gals). Calculate the fuel rate for 1 hour as follows: −...
  • Page 225 DESCRIPTION MECH. ENG. Remove the outlet hose (2) from the fuel flow transmitter (3). Install the outlet hose (2) between the fuel flow transmitter (3) and the EDP (1). Energize the aircraft electrical system. Set the fuel-system valve lever to OPEN. Set the AUX F PUMP switch ON.
  • Page 226 FUEL SYSTEM UNDERWING TANK INSPECTION (If Installed) PILATUS PORTER PC6 Aircraft Registration Date Job No. Hours DESCRIPTION MECH. ENG. Examine the Auxiliary Underwing Fuel tanks for Condition, Damage , Corrosion, Cracks, Deterioration, Distortion, Fractures, Security of attachments, Loose clips or fasteneres , Loose or missing rivets, Leaks , and scoring.
  • Page 227 DESCRIPTION MECH. ENG. MAINTENANCE RELEASE I hereby certify that aircraft parts and component mentioned above has been inspected and maintained in accordance with the Maintenance Program and meets requirements of applicable Civil Aviation Safety Regulations that is determined to be in an airworthy condition. Name : ........
  • Page 228 FUEL SYSTEM UNDERWING TANK INSPECTION TRANSFER PUMP FILTERS Ref. AMM Pilatus Porter Chapter 28-15-00 Aircraft Registration : Date Job No. Hours DESCRIPTION MECH. ENG. Tools Equipment for Aircraft with Underwing Fuel system and Fuel Transfer Pump. P/N: 115.55.06.443 Regulated Air supply Expendable Parts Part no: Description...
  • Page 229 DESCRIPTION MECH. ENG. Make sure that the work area is clean and clear of tools and other item. Install the access panel LB7, LB9, RB7 and RB8. FIGURE MAINTENANCE RELEASE I hereby certify that aircraft parts and component mentioned above has been inspected and maintained in accordance with the Maintenance Program and meets requirements of applicable Civil Aviation Safety Regulations that is determined to be in an airworthy condition.
  • Page 230 WHEEL AND BRAKES INSPECTION SHEET OF PILATUS PORTER PC6 Aircraft Registration : Date Job No. Hours DESCRIPTION MECH. ENG. Perform Detail Visual Inspection with Flash Light, Mirror, and Magnifying Glass of the Brake Pedals and System for Cracks, Corrosion, and Security of Installation. Inspect Wheel and Brakes IAW ATA 32-40-00 and BERINGER Time Limits / Maintenance Checks MC-STC-002.
  • Page 231 FIGURE 1 Form No. ASI/MD-71 Revision 3, July 2020 Page 2 of 4...
  • Page 232 FIGURE 2 Form No. ASI/MD-71 Revision 3, July 2020 Page 3 of 4...
  • Page 233 FIGURE 3 Form No. ASI/MD-71 Revision 3, July 2020 Page 4 of 4...
  • Page 234 MAIN WHEEL INSPECTION SHEET OF PILATUS PORTER PC6 REG: PK- DATE: JOB NO.: HOURS: DESCRIPTION MECH. ENG. DISSASSEMBLY: WARNING: Do not attempt to disassemble wheel until tire has been completely deflated. Otherwise, serious injury to personnel or damage to equipment can result.
  • Page 235 DESCRIPTION MECH. ENG. Clean O-ring groove with dry-cleaning solvent and wipe dry with a clean cloth. WARNING: Dry-cleaning solvent are toxic and volatile. Use a well-ventilated room. Avoid contact with skin or clothing. Do not inhale the vapor. NOTE: If the seal must be reused clean with soaped water and dry with a soft cloth. Do not use thinner or alcohol for seals cleaning.
  • Page 236 DESCRIPTION MECH. ENG. Place inner wheel half on a clean bench. Clean tire bead seat with a cloth impregnated with dry-cleaning solvent to remove residual grease or wax. CAUTION: Oily solvent must not be used on tire bead seat because tire will not stick properly on the wheel.
  • Page 237 DESCRIPTION MECH. ENG. Inflate tires to operating pressure and install valve caps. Check inflation pressure after 24 hours. CAUTION: After 24 hours, inflate pressure should not be less than 90%. if so, check for a leakage at valve, o-ring or bead seat. NOTE: The installation of the small wheel 24x7.7 is identical to the standard wheel MAINTENANCE RELEASE I hereby certify that aircraft parts and component mentioned above has been inspected and...
  • Page 238 Form ASI PC6 Engine Ground Run Sheet with Four Blade Propeller ENGINE GROUND RUN CHECK SHEET - PT6A-27 ENGINE WITH FOUR BLADE PROPELLER (HARTZELL STC SA377CH) JOB NUMBER Aircraft Registration Aircraft Total Landings Aircraft Serial No. Aircraft TSN Engine Serial No. Engine TSO Propeller Serial No Propeller TSO...
  • Page 239 Form ASI PC6 Engine Ground Run Sheet with Four Blade Propeller ENGINE GROUND RUN CHECK SHEET - PT6A-27 ENGINE WITH FOUR BLADE PROPELLER (HARTZELL STC SA377CH) Use this sheet’s to record engine run result, use in conjunction with task cards. CHECK TARGET ACTUAL...
  • Page 240 Form ASI PC6 Engine Ground Run Sheet with Four Blade Propeller ENGINE GROUND RUN CHECK SHEET - PT6A-27 ENGINE WITH FOUR BLADE PROPELLER (HARTZELL STC SA377CH) CHECK TARGET ACTUAL Engine Performance Ref: AMM 71-00-00 Target Torque Pressure Fuel flow (Actual minus 23 lb / hr lb / hr lb / hr or 3.4 gal / hr)
  • Page 241 HAWKER BATTERY ROUTINE CAPACITY INSPECTION SHEET Instructions Each Listed Inspection Item is to be performed in accordance with the Hawker document F2602-0032 (24-32-35) Sealed Lead Acid Battery PN 9750W0538 (40Ah Battery only). Maintenance Department This Battery never needs Electrolyte Replenishment Removed From Aircraft A/C TTIS: Registration...
  • Page 242 Test Procedure Figure 103 Figure 103 shows the flowchart used to determine the battery’s remaining capacity during PERIODIC INSPECTION or SCHEDULED battery checks ONLY. Perform Visual Perform Open Circuit Inspection Voltage Test Is Measured Is Measured Voltage greater Voltage greater than 20.00 VDC? VDC? than 25.55...
  • Page 243 DESCRIPTION MECH. ENG. Is the Measured Voltage Greater than 25.55 VDC? YES / NO Circle One  If Yes Proceed to Perform Capacity Test. (Step 4). If Measured Voltage is between 25.55 and 20.00 VDC Charge Battery Using CONSTANT POTENTIAL METHOD. (Step 5) YES / NO Circle One ...
  • Page 244 Form No. ASI/MD-90 Revision 3 – July 2020 Page 4 of 8...
  • Page 245 DESCRIPTION MECH. ENG. Charging using CONSTANT POTENTIAL METHOD. (OFF WING) Constant Potential Charging Method is the preferred method of charging the battery and is used for normal recharging of batteries that have NOT been subjected to deep discharge (an OCV less than 18 VDC). Prior to connecting the battery, ensure that the power supply is OFF, set up the equipment as shown in Figure 102, Charging Test Equipment Set up.
  • Page 246 Form No. ASI/MD-90 Revision 3 – July 2020 Page 6 of 8...
  • Page 247 DESCRIPTION MECH. ENG. Charging using CONSTANT POTENTIAL METHOD. (OFF WING) Second Charge Only Required if Open Voltage Measured was Between 25.55 VDC and 20.00 VDC. See Figure 103 Flowchart. If not applicable identify the columns N/A. Constant Potential Charging Method is the preferred method of charging the battery and is used for normal recharging of batteries that have NOT been subjected to deep discharge (an OCV less than 18 VDC).
  • Page 248 DESCRIPTION MECH. ENG. If the answer to 7 above is NO then charge the battery for 13 Hours. During the constant – current charge, the battery terminal voltage may rise as high as 35 VDC, before the voltage will stabilize at approx. 31 VDC. This occurrence is normal and will not degrade the battery.

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