Rotax 912 Series User manual

AIRCRAFT ENGINES

ref. no.: MML-912 | part no.: 899191

Before starting any maintenance work, please read the Maintenance Manual,

as it contains important safety relevant onformation. Failure to do so may

result in personal injuries including death. Consult the original equipment

manufacturer´s handbook for additional instructions!

WARNING

These technical data and the information embodied therein are the property of

BRP-Powertrain GmbH&Co KG, Austria, acc, BGBI 1984 no. 448, and shall not, without prior

written permission of BRP-Powertrain 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.

ROTAX®is a trade mark of BRP-Powertrain GmbH&Co KG. In the following document the

short form of BRP-Powertrain GmbH&Co KG = BRP-Powertrain 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.

Approval of translation has been done to best knowledge and judgement - in any case the

original text in german language is authoritative.

d05550.fm

MAINTENANCE MANUAL

BRP-Powertrain

Effectivity: 912 Series

Edition 3 / Rev. 0 INTRO

page 1

September 01/2012

Chapter: INTRO

GENERAL NOTE

Foreword Before carrying out maintenance work on the engine, read the Mainte-

nance Manual (Line Maintenance) carefully.

If any passages of the Manual are not clearly understood or if you have

questions, please contact an authorized Distribution or Service Center for

ROTAX-aircraft engines.

Chapter structure The structure of the Manual follows whenever it is applicable the struc-

ture of the ATA (Air Transport Association) standards. The aim is the

compatibility with the aircraft manufacturer documentation, i.e. they must

adapt these documentation to their standard.

The Maintenance Manual is subdivided into the following chapters:

Subject Chapter

Introduction Chapter INTRO

List of effective pages Chapter LEP

Table of amendments Chapter TOA

General note Chapter 00-00-00

Airworthiness limitations Chapter 04-00-00

Maintenance Chapter 05-00-00

Time limits Chapter 05-10-00

Scheduled maintenance checks Chapter 05-20-00

Unscheduled maintenance checks Chapter 05-50-00

Maintenance of the systems Chapter 12-00-00

Replenishing operating fluids Chapter 12-10-00

Scheduled maintenance Chapter 12-20-00

d05550.fm

MAINTENANCE MANUAL

BRP-Powertrain

Effectivity: 912 Series

Edition 3 / Rev. 0 INTRO

page 2

September 01/2012

NOTES

Effectivity: 912 Series

Edition 3 / Rev. 1

d05551.fm

MAINTENANCE MANUAL

BRP-Powertrain

LEP

page 1

January 01/2013

Chapter: LEP

LIST OF EFFECTIVE PAGES

tchapter page date

INTRO

Title page

09 01 2012

LEP 1

01 01 2013

TOA 1

01 01 2013

09 01 2012

01 01 2013

09 01 2012

00-00-00 1

09 01 2012

04-00-00 1

09 01 2012

05-00-00 1

09 01 2012

05-10-00 1

09 01 2012

05-10-00 3

09 01 2012

01 01 2013

09 01 2012

05-20-00 1

09 01 2012

01 01 2013

05-50-00 1

01 01 2013

09 01 2012

01 01 2013

09 01 2012

01 01 2013

09 01 2012

01 01 2013

chapter page date

Effectivity: 912 Series

Edition 3 / Rev. 1

d05551.fm

MAINTENANCE MANUAL

BRP-Powertrain

LEP

page 2

January 01/2013

05-50-00 21

01 01 2013

09 01 2012

12-00-00 1

01 01 2013

12-10-00 1

09 01 2012

12-20-00 1

01 01 2013

09 01 2012

01 01 2013

09 01 2012

01 01 2013

09 01 2012

01 01 2013

09 01 2012

01 01 2013

09 01 2012

01 01 2013

09 01 2012

01 01 2013

09 01 2012

chapter page date

2 8

Rear page

09 01 2012

01 01 2013

09 01 2012

01 01 2013

09 01 2012

01 01 2013

09 01 2012

01 01 2013

09 01 2012

01 01 2013

09 01 2012

01 01 2013

09 01 2012

01 01 2013

chapter page date

d05552.fm

MAINTENANCE MANUAL

BRP-Powertrain

Effectivity: 912 Series

Edition 3 / Rev. 1 TOA

page 1

January 01/2013

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.

no. chapter page date of

change

remark for

approval

date of ap-

proval from

authorities

date of

issue signature

INTRO

LEP

TOA

00-00-00

all

09 01 2012

DOA*

0 04-00-00 1 09 01 2012 EASA approved

05-00-00

05-10-00

05-20-00

05-50-00

12-00-00

12-10-00

12-20-00

all

09 01 2012

DOA*

LEP

TOA

05-10-00

05-20-00

05-50-00

12-20-00

all

1, 3

6,7

11-18

1,3,4,9

11-24

1,5,7,9,11,

12,15,24

25,32,49,

52,54,56,

60,68

01 01 2013

DOA*

d05552.fm

MAINTENANCE MANUAL

BRP-Powertrain

Effectivity: 912 Series

Edition 3 / Rev. 0 TOA

page 2

September 01/2012

NOTES

d05552.fm

MAINTENANCE MANUAL

BRP-Powertrain

Effectivity: 912 Series

Edition 3 / Rev. 1 TOA

page 3

January 01/2013

Chapter: TOA

SUMMARY OF AMENDMENTS

Content

Summary of the relevant amendments in this context, but makes no claim to

completeness.

Current

No. chapter page date of

change Comment

all

05-00-00

05-10-00

05-20-00

12-20-00

all

5, 8

22, 49

09 01 2012

New Edition.

Valid time.

Storage period of engine, Time limit for fuel pump.

Smooth performance of the engine

Inspect rotary seal for leakage, compressed air

05-10-00

05-20-00

05-50-00

12-20-00

6,7

12-23

1,5,7

24,25

01 01 2013

Footnote number changed.

Change of text.

Change of 600 hr.

Change of reference.

Compression check changed to every 200 hr.

Carburetor synchronization changed to mech. and

pneumatic synchronization.

Float chamber assy. check changed to every 200 hr.

Checking the propeller gearbox: footnotes added.

Oil change: footnote added, reference changed.

Check the oil tank: changed to every 200 hr.

Engine test run: Reference added.

Change of text.

Chapt. 1.1: change of text.

Chapt. 1.2: change of text.

Chapt. 3.1: change of text.

Chapt. 3.4: change of text.

Change of chapter number.

Cylinder head temperature instead of coolant temper-

ature.

Change of text.

Text deleted.

Change of text.

Text deleted.

Graphic reference added. page 25 step 3 added.

Change of text.

Change of text. possible foreign matter added

Change of text.

Text deleted.

Checking the friction torque: formular added.

d05552.fm

MAINTENANCE MANUAL

BRP-Powertrain

Effectivity: 912 Series

Edition 3 / Rev. 0 TOA

page 4

September 01/2012

NOTES

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