Rotax 915 i A SERIES User manual

AIRCRAFT ENGINES
Maintenance Manual
ref. no.: MMH-915 i A | part no.: 898861
(HEAVY MAINTENANCE) FOR ROTAX® ENGINE TYPE 915 i A SERIES
picture: ROTAX® 915 i A with options

Before starting any maintenance work, please read the Maintenance Manual completely as it
contains important safety relevant information. Failure to do so may result in personal
injuries including death. Consult the orginal equipment manufacturers handbook for
additional instructions!
These technical data and the information embodied therein are the property of BRP-Rotax
GmbH & CO KG, Austria, acc, BGBI 1984 no. 448, and shall not, without prior written permission of
BRP-Rotax GmbH & Co KG, be disclosed in whole or in part to third parties. This legend shall be
included on any reproduction of these data, in whole or in part. The Manual must remain with the
engine/aircraft in case of sale.
Copyright 2017 © - all rights reserved.
ROTAX® is a trade mark of BRP-Rotax GmbH & Co KG. In the following document the short form
of BRP-Rotax GmbH & Co KG = BRP-Rotax is used.
Other product names in this documentation are used purely for ease of identification and may be
trademarks of the respective company or owner.
Translation into other languages might be performed in the course of language localization but
does not lie within ROTAX® scope of responsibility.
In any case the original text in English language and the metric units are authoritative.

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Table of Content
Chapter INTRO – GENERAL NOTE
Chapter LEP – LIST OF EFFECTIVE PAGES
Chapter TOA – TABLE OF AMENDMENTS
Chapter 00–00–00 – GENERAL NOTE
Chapter 24–20–00 – Internal Generator
Chapter 61–20–00 – Governor
Chapter 71–00–00 – Power Plant
Chapter 72–00–00 – Engine
Chapter 72–10–00 – Propeller gearbox
Chapter 72–20–00 – Engine Block
Chapter 72–30–00 – Cylinder head
Chapter 72–30–10 – Displacement parts
Chapter 73–00–00 – Fuel system
Chapter 73–10–00 – Fuel system and distribution
Chapter 74–00–00 – Ignition unit
Chapter 74–20–00 – Distribution
Chapter 75–00–00 – Cooling system
Chapter 76–00–00 – Engine control
Chapter 76–10–00 – Control unit (ECU)
Chapter 76–20–00 – Fuse Box
Chapter 76–50–00 – Wiring harness (main strand)
Chapter 76–70–00 – Sensors and actuators
Chapter 78–00–00 – Exhaust system
Chapter 78–10–00 – Exhaust
Chapter 78–20–00 – Turbocharger
Chapter 79–00–00 – Lubrication system
Chapter 80–00–00 – Electric starter
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BRP-Rotax
MAINTENANCE MANUAL HEAVY
Chapter: INTRO
GENERAL NOTE
Foreword
Before carrying out maintenance work on the engine, read this Maintenance Manual
carefully.
If any passages of the Manual are not clearly understood or in case of any questions,
please contact your nearest ROTAX® authorized Aircraft Engines Distributors or their
independent Service Center.
BRP-Rotax wishes you much pleasure and satisfaction flying your aircraft powered by this
ROTAX®-aircraft engine.
The structure of the Manual follows whenever it is possible the structure of the ATA (Air
Transport Association) standards. The aim is the compatibility with the aircraft
manufacturers documentation, which means they must then adapt the documentation to
their standard.
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Chapter: LEP
LIST OF EFFECTIVE PAGES
Chapter Page Date
Title page
INTRO 1 August 01 2018
2 August 01 2018
LEP 1 August 01 2018
2 August 01 2018
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TOA 1 August 01 2018
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80–00–00 1 August 01 2018
2 August 01 2018
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Index
Rear page
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Chapter: TOA
TABLE OF AMENDMENTS
Approval*
The technical content of this document is approved under the authority DOA ref. EASA.21J.048
NOTE
THE APPROVAL IS GIVEN TO ALL CHAPTERS EXCEPT THE
AIRWORTHINESS LIMITATIONS SECTION 04-00-00 WHICH IS SUBJECT
TO SPECIFIC APPROVAL OF THE EASA.
Current
no.
Chapter Page Date of change Remark for
approval
Date of
approval
from
authori-
ties
Date of
inclusion
Signature
0 INTRO all August 01 2018 DOA*
0 LEP all August 01 2018 DOA*
0 TOA all August 01 2018 DOA*
0 00-00-00 all August 01 2018 DOA*
0 24-20-00 all August 01 2018 DOA*
0 61-20-00 all August 01 2018 DOA*
0 71-00-00 all August 01 2018 DOA*
0 72-00-00 all August 01 2018 DOA*
0 72-10-00 all August 01 2018 DOA*
0 72-20-00 all August 01 2018 DOA*
0 72-30-00 all August 01 2018 DOA*
0 72-30-10 all August 01 2018 DOA*
0 73-00-00 all August 01 2018 DOA*
0 73-10-00 all August 01 2018 DOA*
0 74-00-00 all August 01 2018 DOA*
0 74-20-00 all August 01 2018 DOA*
0 75-00-00 all August 01 2018 DOA*
0 76-00-00 all August 01 2018 DOA*
0 76-10-00 all August 01 2018 DOA*
0 76-20-00 all August 01 2018 DOA*
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Current
no.
Chapter Page Date of change Remark for
approval
Date of
approval
from
authori-
ties
Date of
inclusion
Signature
0 76-50-00 all August 01 2018 DOA*
0 76-70-00 all August 01 2018 DOA*
0 78-00-00 all August 01 2018 DOA*
0 78-10-00 all August 01 2018 DOA*
0 78-20-00 all August 01 2018 DOA*
0 79-00-00 all August 01 2018 DOA*
0 80-00-00 all August 01 2018 DOA*
TOA
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Summary of amendments
Summary of the relevant amendments in this context, but without any claim to completeness.
Current
no.
Chapter Page Date of
change
Comment
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