SusiAir PILATUS PORTER PC6 Troubleshooting guide

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MAINTENANCE PROGRAM
PILATUS PORTER PC6
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MAINTENANCE PROGRAM
PILATUS PC-6
DOCUMENT NUMBER: SAP – 27
REISSUE: 2 REVISION: 1 – JULY 2020

MAINTENANCE PROGRAM
PILATUS PORTER PC6
DOCUMENT CONTROL
DOCUMENT NO.:
SAP 27
Reissued: 2
Revision: 1
Date: July 2020 Page: DC - 1
MAINTENANCE PROGRAM
PILATUS PORTER PC6
For
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
Checked by
TATOK WAHYU ENDRIANTO
Chief Inspector
Verified by:
DAVID MAROA
Maintenance Manager
Document Control:
This document is controlled by the Maintenance Department of Susi Air. Any suggested
revisions shall be submitted to the Maintenance Manager for approval and incorporation.
Direct email: [e-mail]

MAINTENANCE PROGRAM
PILATUS PORTER PC6
HISTORICAL REVISIONS
DOCUMENT NO.:
SAP 27
Reissued: 2
Revision: 1
Date: July 2020 Page: HOR - 1
HISTORICAL REVISIONS
Historical
Status
Historical Date Remark By
Revision 0 February 2008 Insert complete Revision 0 Consultant
Revision 1 March 2011 Insert complete Revision 1 Consultant
Revision 2 April 2011 Insert complete Revision 2 Consultant
Revision 3 September 2011 Insert complete Revision 3 Consultant
Revision 4 July 2012 Insert complete Revision 4 Consultant
Revision 5 March 2013 Insert complete Revision 5 Consultant
Revision 6 February 2015 Insert complete Revision 6 Tech. Services
Revision 7 December 2016 Insert complete Revision 7 Tech. Services
Reissued 1,
Revision 0 June 2017
Insert complete Reissued 1,
Revision 0 Tech. Services
Reissued 1,
Revision 1 September 2017
Insert complete Reissued 1
Revision 1 Tech. Services
Revision 2 March 2018 Insert complete Revision 2 Tech. Services
Reissued 2,
Revision 0 October 2019
Insert complete Reissue 2,
Revision 0
Chief PPC
Engineering
Reissued 2,
Revision 1 July 2020
Insert complete Reissue 2,
Revision 1
Chief PPC
Engineering

MAINTENANCE PROGRAM
PILATUS PORTER PC6
RECORD OF REVISIONS
DOCUMENT NO.:
SAP 27
Reissued: 2
Revision: 1
Date: July 2020 Page: ROR - 1
RECORD OF REVISION
Rev. No. Revision Date Date Inserted By Signature
0 October 2019 October 2019 Chief PPCE
1
July 2020
July 2020
Chief PPCE

MAINTENANCE PROGRAM
PILATUS PORTER PC6
HIGHLIGHT OF REVISION
DOCUMENT NO.:
SAP 27
Reissued: 2
Revision: 1
Date: July 2020 Page: HOR - i
HIGHLIGHTS OF REVISION
NO. DESCRIPTION PAGE
1.
AMM Pilatus Porter PC6 and EMM
PT6A-27 references of Maintenance
Program reissue: 2, revision: 0
Revised AMM Pilatus Porter PC6 and
EMM PT6A-27 latest revision in
Maintenance Program reissue: 2,
revision: 1
2. Chapter 1
Revised Sub Chapter 1.8 - References
(Page: 1-5)
3. Chapter 2 Revised Sub Chapter 2.3.2 - Engine
Inspection (Page: 2-4)
4. Chapter 3 Updated page, revision number and date
5. Chapter 4 Updated page, revision number and date
6. Chapter 5
Revised table list of Sub Chapter 5.1 –
Time Limit Maintenance Requirement
(Page: 5-3 thru 5-4)
7. 100 Hours Inspection
a. Updated instruction for Rudder
pedals;
b. Added inspection item F
lap Control
System Bellcranks, lever and
push/pull rods (Electrical System)
c. Added inspection item Engine Ground
Run Check – Deceleration
d. Deleted Not-Applicable Insp. items
8. 3500 Hours Inspection Updated page, revision number and date
9. 7000 Hours Inspection
a. Added inspection item Aileron Control
Rods;
b. Added inspection item Fuel Tank
Inward Vent – Valved
10. Appendix Forms Updated page, revision number and date
Important Note: Upon inserting the Reissued 2, Revision 1 into the approved of
Maintenance Program write your name in the Record of Revision List (page
ROR-i) at the provided column of the name and put your signature in the
appropriate column next to the column of your name.
Complete the WOP (Work Order Publication) confirmation attached, and Reissued 2
Revision 1 has been incorporated into your copy of the Maintenance Program and then send
it to [e-mail].

MAINTEANANCE PROGRAM
PILATUS PORTER PC6
LIST OF EFFECTIVE PAGES
Reissued: 2
Revision: 1
Date: July 2020 LEP - i
CHAPTER DESCRIPTION PAGE
REVISION
NO.
DATE
COVER - 1 July 2020
APPROVAL PAGE AP-1 1 July 2020
CONTROL PAGE CP-1 1 July 2020
DOCUMENT CONTROL DC-i 1 July 2020
HISTORICAL REVISIONS HR-i 1 July 2020
RECORD OF REVISION ROR-i 1 July 2020
HIGHLIGHTS OF REVISION HL-i 1 July 2020
LIST OF EFFECTIVE PAGES LEP-i 1 July 2020
LIST OF EFFECTIVE PAGESLEP-ii 1 July 2020
LIST OF EFFECTIVE PAGESLEP-iii 1 July 2020
LIST OF EFFECTIVE PAGESLEP-iv 1 July 2020
TABLE OF CONTENTS TOC-i 1 July 2020
TABLE OF CONTENTS TOC-ii 1 July 2020
TABLE OF CONTENTS TOC-iii 1 July 2020
TABLE OF CONTENTS TOC-iv 1 July 2020
1 GENERAL 1-1 thru 1-6 1 July 2020
2 MAINTENANCE PROGRAM 2-1 thru 2-4 1 July 2020
3 MAINTENANCE PROCEDURES 3-1 thru 3-8 1 July 2020
4 COMPONENT TIME LIMITATION 4-1 thru 4-7 1 July 2020
5 TIME LIMIT INSPECTION 5-1 thru 5-6 1 July 2020
ACCEPTANCE
PT. ASI PUDJIASTUTI AVIATION DGCA
TATOK WAHYU ENDRIANTO
(Chief Inspector)
M. IRFAN SIRAJUDDIN
(Principal Airworthiness Inspector)

MAINTEANANCE PROGRAM
PILATUS PORTER PC6
LIST OF EFFECTIVE PAGES
Reissued: 2
Revision: 1
Date: July 2020 LEP - ii
DESCRIPTION PAGE
REVISION
NO.
DATE
APPENDIX SCHEDULED INSPECTION SHEET
Pre Flight Pilatus Porter PC-6 2 pages 1 July 2020
100 Hours / Annual Inspection 15 pages 1 July 2020
3500 Hours / Partial Overhaul Inspection 13 pages 1 July 2020
7000 Hours / Partial Overhaul Inspection 13 pages 1 July 2020
Engine Installation Sheet 26 pages 1 July 2020
Engine Removal Sheet 25 pages 1 July 2020
Propeller Installation Sheet 7 pages 1 July 2020
Propeller Removal Sheet 7 pages 1 July 2020
APPENDIX UNSCHEDULED INSPECTION SHEET
High G-loads 2 pages 1 July 2020
Hard / Overweight Landing 3 pages 1 July 2020
Tail Down Landing 2 pages 1 July 2020
Overspeed More Than VNE 2 pages 1 July 2020
Overspeed More Than Flaps Extended (VFE) 1 page 1 July 2020
Engine Overspeed 1 page 1 July 2020
Engine Overtorque 2 pages 1 July 2020
Sudden Propeller Stoppage / Impact 4 pages 1 July 2020
Lightning Strike 2 pages 1 July 2020
Alignment And Symmetry 4 pages 1 July 2020
ACCEPTANCE
PT. ASI PUDJIASTUTI AVIATION DGCA
TATOK WAHYU ENDRIANTO
(Chief Inspector)
M. IRFAN SIRAJUDDIN
(Principal Airworthiness Inspector)

MAINTEANANCE PROGRAM
PILATUS PORTER PC6
LIST OF EFFECTIVE PAGES
Reissued: 2
Revision: 1
Date: July 2020 LEP - iii
DESCRIPTION PAGE
REVISION
NO.
DATE
Inadvertent Cut-Off And Relight During Taxi 1 page 1 July 2020
Engine Overtemperature 1 page 1 July 2020
Material Ingestion 1 page 1 July 2020
Bird Strike/Soft Material Ingestion 1 page 1 July 2020
Propeller Electrical Leads Shorting 1 page 1 July 2020
Flight Through Volcanic Ash or Smoke 2 pages 1 July 2020
Sustained Running At Oil Temperature Outside
Limits
1 page 1 July 2020
Loss of Oil Pressure or Low Oil Pressure 2 pages 1 July 2020
Oil Pressure for Low Throttle 1 page 1 July 2020
Contamination by Fire Extinguisher Agents 1 page 1 July 2020
Audible Rubbing, Binding or Scraping 2 pages 1 July 2020
Propeller Wind milling After In-Flight Shutdown 1 page 1 July 2020
Contamination of Oil with Non-Metallic Foreign
Material
1 page 1 July 2020
Starter-Generator Replacement 1 page 1 July 2020
APPENDIX ENGINE PRESERVATION
Engine Preservation (Engine Inactive 0-7 Days) 1 page 1 July 2020
Engine Preservation (Engine Inactive 8-28 Days) 1 page 1 July 2020
Engine Preservation(Engine Inactive 29-90 Days) 2 pages 1 July 2020
Engine Preservation (For Periods Exceeding 90
Days)
3 pages 1 July 2020
Engine Preservation (Engine Inactive For Periods
Exceeding One Year)
3 pages 1 July 2020
ACCEPTANCE
PT. ASI PUDJIASTUTI AVIATION DGCA
TATOK WAHYU ENDRIANTO
(Chief Inspector)
M. IRFAN SIRAJUDDIN
(Principal Airworthiness Inspector)

MAINTEANANCE PROGRAM
PILATUS PORTER PC6
LIST OF EFFECTIVE PAGES
Reissued: 2
Revision: 1
Date: July 2020 LEP - iv
DESCRIPTION PAGE
REVISION
NO.
DATE
APPENDIX ENGINE DEPRESERVATION
Engine Depreservation (Engine Inactive 0-7
Days)
1 page 1 July 2020
Engine Depreservation (Engine Inactive 8-28
Days)
2 pages 1 July 2020
Engine Depreservation (Engine Inactive 29-90
Days)
1 page 1 July 2020
Engine Depreservation (Engine Inactive 91 Days
To 1 Year)
1 page 1 July 2020
Engine Depreservation (One Year and Over) 1 page 1 July 2020
APPENDIX FORMS
Fuel Nozzle Change Work Sheet PT6A-27 7 pages 3July 2020
Wheel and Brake Inspection Sheet PC6 4 pages 3July 2020
Main Wheel Inspection Sheet PC6 4 pages 3July 2020
Engine Ground Run Check Sheet PT6A-27 3 pages 3July 2020
Fuel System Underwing Tank Inspection –
Transfer Pump Filters
2 pages 3July 2020
Fuel System Underwing Tank Inspection
(if Installed)
2 pages 3July 2020
Fuel Distribution System – Adjustment Test 3 pages 3 July 2020
Fuel Indicating System – Adjustment Test 4 pages 3 July 2020
Hawker Battery Routine Capacity Inspection 8 pages 3 July 2020
ACCEPTANCE
PT. ASI PUDJIASTUTI AVIATION DGCA
TATOK WAHYU ENDRIANTO
(Chief Inspector)
M. IRFAN SIRAJUDDIN
(Principal Airworthiness Inspector)

MAINTENANCE PROGRAM
PILATUS PORTER PC6
TABEL OF CONTENTS
DOCUMENT NO.:
SAP 27
Reissued: 2
Revision: 1
Date: July 2020 Page: TOC - 1
CHAPTER DESCRIPTION PAGE
1.
GENERAL
1.1
PREFACE
1-1
1.2
INTRODUCTION
1-1
1.3
MANUAL REVISION AND DISTRIBUTION PROCEDURE
1-2
1.3.1
Revision Procedures
1-2
1.3.2.
Record of Revisions
1-2
1.3.3.
Distribution Procedure
1-2
1.4
SIGNATURE POLICY
1-3
1.4.1.
Signing
1-3
1.4.2.
Corrections
1-3
1.5
INSPECTION TERMS AND DEFINITIONS
1-3
1.6.
GENERAL INFORMATION
1-4
1.6.1
Company Organization
1-4
1.6.2
Affected
1-4
1.7
1.8.
AFFECTED AIRCRAFT
REFERENCES
1-5
1-5
2.
MAINTENANCE PROGRAM
2.1
SCHEDULE MAINTENANCE
2-1
2.2
UNSCHEDULED MAINTENANCE
2-1
2.2.1
High G-Loads
2-1
2.2.2
Hard or Over Landing
2-1
2.2.3
Tail down landing
2-2
2.2.4
Overspeed, more than V
NE
2-2
2.2.5
Overspeed with flaps extended (V
FE
)
2-2
2.2.6
Engine Over torque
2-2
2.2.7
Sudden propeller stoppage or impact
2-2
2.2.8
Lightning strike
2-2
2.2.9
Alignment and Symmetry
2-2
2.2.10
Flight Through Volcanic Ash or Smoke
2-3

MAINTENANCE PROGRAM
PILATUS PORTER PC6
TABEL OF CONTENTS
DOCUMENT NO.:
SAP 27
Reissued: 2
Revision: 1
Date: July 2020 Page: TOC - 2
CHAPTER DESCRIPTION PAGE
2.3
UNSCHEDULED MAINTENANCE CHECK - ENGINE
2-3
2.3.1
Engine Preservation and Depreservation
2-3
2.3.2
Engine Inspection
2-3
3.
MAINTENANCE PROCEDURES
3.1
LINE MAINTENANCE CHECK
3-1
3.1.1
Pre-flight Check
3-1
3.1.2
Post-flight Check
3-1
3.2
SCHEDULED INSPECTION
3-1
3.2.1
Inspection Requirements
3-1
3.2.2
Recommended Scheduled Inspection Intervals
3-2
3.3
SPECIAL INSPECTION
3-3
3.3.1
Partial Overhaul
3-3
3.3.2
Complete Overhaul
3-4
3.4
CASR REQUIREMENTS
3-4
3.4.1
Airplane Weight and Balance Control
3-4
3.4.2
Compass Compensating Interval
3-4
3.4.3
VOR Equipment Check for IFR Operations
3-4
3.4.4
ATC Transponders
3-5
3.4.5
Altimeters and Static Pressure Test
3-5
3.4.6
Emergency Locator Transmitter
3-5
3.5
REQUIRED INSPECTION ITEM
3-6
3.5.1
Required Inspection Item Procedures
3-6
3.5.2
Anomalies Condition During Inspection
3-6
3.5.3
Authorized Personnel
3-7
3.5.4
Maintenance Release
3-7
3.6
SCHEDULED MAINTENANCE DEVIATION
3-8
3.7
FLIGHT TEST
3-8
4.
COMPONENTS TIME LIMIT
4-1
4.1.
COMPONENTS TIME LIMIT
4-1
4.1.1
Maintenance Requirements

MAINTENANCE PROGRAM
PILATUS PORTER PC6
TABEL OF CONTENTS
DOCUMENT NO.:
SAP 27
Reissued: 2
Revision: 1
Date: July 2020 Page: TOC - 3
CHAPTER DESCRIPTION PAGE
5.
INSPECTION TIME LIMIT
5-1
APPENDIX
SCHEDULED INSPECTION SHEET
Pre-Flight Pilatus Porter PC-6 2 pages
100 Hours / Annual Inspection 15 pages
3500 Hours / Partial Overhaul Inspection 13 pages
7000 Hours / Partial Overhaul Inspection 13 pages
Engine Installation Sheet 26 pages
Engine Removal Sheet 25 pages
Propeller Installation Sheet 7 pages
Propeller Removal Sheet 7 pages
UNSCHEDULED INSPECTION
High G-loads 2 pages
Hard / Overweight Landing 3 pages
Tail Down Landing 2 pages
Overspeed More Than VNE 1 page
Overspeed More Than Flaps Extended (VFE) 1 page
Engine Overspeed 1 page
Engine Overtorque 2 pages
Sudden Propeller Stoppage / Impact 4 pages
Lightning Strike 2 pages
Alignment and Symmetry 4 pages
Inadvertent Cut-Off and Relight During Taxi 1 page
Material Ingestion 1 page
Bird Strike/Soft Material Ingestion 1 page
Propeller Electrical Leads Shorting 1 page
Aircraft Flown Through Volcanic Ash or Smoke 2 pages
Sustained Running at Oil Temperature Outside Limits 1 page
Loss of Oil Pressure or Low Oil Pressure 2 pages
Oil Pressure for Low Throttle 1 page
Contamination by Fire Extinguisher Agents 1 page
Audible Rubbing, Binding or Scraping 2 pages

MAINTENANCE PROGRAM
PILATUS PORTER PC6
TABEL OF CONTENTS
DOCUMENT NO.:
SAP 27
Reissued: 2
Revision: 1
Date: July 2020 Page: TOC - 4
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) 1 Page
Engine Preservation (Engine Inactive 8-28 Days) 1 Page
Engine Preservation (Engine Inactive 29-90 Days) 2 Pages
Engine Preservation (For Periods Exceeding 90 Days) 3 Pages
Engine Preservation (Engine Inactive for Periods Exceeding
One Year)
3 Pages
ENGINE DEPRESERVATION
Engine Depreservation (Engine Inactive 0-7 Days) 1 page
Engine Depreservation (Engine Inactive 8-28 Days) 2 pages
Engine Depreservation (Engine Inactive 29-90 Days) 1 page
Engine Depreservation (Engine Inactive 91 Days To 1 Year) 1 page
Engine Depreservation (One Year and Over) 1 page
APPENDIX FORMS
Fuel Nozzle Change Work Sheet PT6A-27 7 pages
Wheel and Brake Inspection Sheet PC6 4 pages
Main Wheel Inspection Sheet PC6 4 pages
Engine Ground Run Check Sheet PT6A-27 3 pages
Fuel System Underwing Tank Inspection – Transfer Pump
Filters
2 pages
Fuel System Underwing Tank Inspection
(if Installed)
2 pages
Fuel Distribution System – Adjustment Test 3 pages
Fuel Indicating System – Adjustment Test 4 pages
Hawker Battery Routine Capacity Inspection 8 pages

MAINTENANCE PROGRAM
PILATUS PORTER PC6
CHAPTER 1
GENERAL
DOCUMENT NO.:
SAP 27
Reissued: 2
Revision: 1
Date: July 2020 Page: 1 - 1
1.1 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. The Maintenance Program for Pilatus Porter PC-6
has been prepared in accordance with Civil Aviation Safety Regulations, Parts 135.367
and is not contrary to any applicable Regulation, or the Company’s Operations
Specifications or operating certificate.
The Maintenance Program has been compiled for the use and guidance of all personnel
responsible for performing maintenance and/or overhaul on aircraft. Each manual is
controlled and assigned to specific individual’s aircraft type as necessary.
This Maintenance Program is to be used in conjunction with other manuals,
manufactures’ maintenance and overhaul manuals and in accordance with applicable
Aviation Regulations. The Maintenance Program shall provide direction for use with
aircraft, engine, and component maintenance and overhaul manuals. It also provides
guidelines on how to fulfill requirements outlined in CASR’s, AD’s, SB’s, etc. and the
proper completion of the forms related to and distribution of the necessary reports in
conjunction with the CASR’s. If any material described in this Manual is in conflict with
the CASR, the CASR shall take priority. Manufacturer’s manuals are also included and
are considered part of the Company manual.
All maintenance employees are required to adhere to the instructions contained in this
manual and follow the procedures outlined. In the event procedures in the
manufacturers’ publications differ from this manual, the manufacturer’s manual prevails.
All personnel are encouraged to submit suggestions and recommendations to improve
utilization and technical quality of the manual.
1.2 INTRODUCTION
The purpose of this Maintenance Program is to provide official guide regarding the proper
procedures and practices to be followed in conducting maintenance under the Air Operator
Certificate issued by Directorate General of Civil Aviation in compliance with Civil Aviation
Safety Regulation (CASR) Part 135 and related Parts.
Copies of this Maintenance Program shall be distributed to all out base utilizing Pilatus PC-6
Aircraft. Technical Publication shall determine the distribution of the manual as per
Document Distribution Manual.
It shall be their responsibility of Maintenance Manager and Chief Inspector to assure that all
mechanic, supervisors and inspectors are formally trained, kept current and familiar with the
contents of this manual.

MAINTENANCE PROGRAM
PILATUS PORTER PC6
CHAPTER 1
GENERAL
DOCUMENT NO.:
SAP 27
Reissued: 2
Revision: 1
Date: July 2020 Page: 1 - 2
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. Such amendments and revisions shall be issued by whom this
manual is issued in the form of new revised pages.
1.3 MANUAL REVISION AND DISTRIBUTION PROCEDURE
1.3.1 Revision Procedures
Each Maintenance Program shall have a control number and assignment entry on
the manual cover page. A master list containing the manual number, location and
revision status shall be kept in the Maintenance Department.
Chief Inspector shall periodically review the Maintenance Program with all relevant
manufacture’s manuals. These reviews shall either confirm that the manual still
current and valid for the Air Operator Certificate use, or shall be identified needed
change.
This Maintenance Program and revision shall be approved by the Maintenance
Manager, and forward to DGCA for approval. Upon acceptance by DGCA, sufficient
copies shall be made and distributed the revision page to each manual holder.
A list of effective pages shall be issued with each revision so each manual can be
checked and kept current.
1.3.2 Record of Revisions
“Keep the Maintenance Program up to date by inserting revisions
immediately”
Revisions for the Maintenance Program shall be distributed with transmittal form
containing instructions for inserting and/ or removal of pages.
The transmittal forms of a Work Orders Publication (WOP) are numbered
consecutively and upon receipt and filling, the date of insertion and the name of the
person filling it shall be entered to the corresponding number in the record below.
The list of effective pages shall be included in order to continuously check at any
time whether the Maintenance Program updated. The list of effective pages shall be
revised upon revision with each page.
1.3.3 Distribution Procedure
The Maintenance Program shall be distributed to maintenance bases
personnel involved and responsible for Maintenance Department activities as
the Controlled Copy. Technical Publications shall distribute this Maintenance
Program to the listed functions by Drive Susi Air.

MAINTENANCE PROGRAM
PILATUS PORTER PC6
CHAPTER 1
GENERAL
DOCUMENT NO.:
SAP 27
Reissued: 2
Revision: 1
Date: July 2020 Page: 1 - 3
1.4 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. The instructions for completing
these forms contain this information. Work accomplished by Approved
Maintenance Organization (AMO) may be signed for in accordance with the
AMO and Procedures as acceptable to Susi Air’s Chief Inspector.
1.4.2 Corrections
To correct an error, draw a single line through the error and initial the correction.
Do not use white out for corrections. All entries on all forms shall be made by
printing except for required signatures. Black ink is preferred, blue ink is
permissible.
1.5 INSPECTION TERMS AND DEFINITIONS
The following are terms and definitions related to this Maintenance Program:
CHECK
Compare a measurement of time, pressure, temperature,
resistance, dimension or other quantity with a specific figure
for that measurement.
EXAMINE
Look at the condition of an item for damage, etc., as
follows:
Chafing
Contamination
Corrosion
Cracks
Deterioration
Discoloration due to overheating
Distortion
Faulty or broken locking devices.
Fractures
Fraying
Insecurity of attachment
Loose clips or fasteners
Loose or missing rivets
Leaks
Scoring
Wear
REMOVE
Disconnect a component or system and take it away from
its correct position.
INSTALL
Put a component in its correct position and attach it
correctly.
REPLACE
Remove an item and install a new or serviceable item in its
place.

MAINTENANCE PROGRAM
PILATUS PORTER PC6
CHAPTER 1
GENERAL
DOCUMENT NO.:
SAP 27
Reissued: 2
Revision: 1
Date: July 2020 Page: 1 - 4
DISCONNECT Loosen and remove cables, pipes or controls.
FUNCTIONAL TEST Use of
special equipment to make sure that a component
or system operates correctly.
OPERATIONAL TEST
Show by normal operation and with no special equipment
or measurements, that a system or component operates
correctly.
LUBRICATE Apply lubricant.
FILL
Fill to the correct level, pressure or quantity. Where
necessary, this also includes:
Removal of caps or covers,
Examination of caps, covers, gaskets, seals, etc.
Installation of caps, covers, etc.
Installation of locking devices if applicable.
1.6 GENERAL INFORMATION
1.6.1 Company Organization
Susi Air is authorized by the Indonesia Directorate General of Civil Aviation
(DGCA) under the Civil Aviation Safety Regulations (CASRs) as a Commercial
Operator.
The company office is in Pangandaran, mailing address is as follow:
PT. ASI PUDJIASTUTI AVIATION
ADDRESS:
JL. MERDEKA NO. 312
PANGANDARAN – WEST JAVA 46396
INDONESIA
TEL: [phone]
FAX: [phone]
1.6.2. Affected
a. Aircraft
Model : Pilatus PC-6 / B2-H4
Manufacturer : Pilatus Aircraft Ltd
b. Engine
Model : PT6A-27
Manufacturer : Pratt & Whitney Canada
c. Propeller
Model : HC-D4N3P/D9511P
Manufacturer : Hartzell