# Austro Engine Mandatory Service Bulletin MSB-E4-007/3: Revision 3

- Rights: © Austro Engine. Filed by the FAA in regulations.gov docket FAA-2013-0164, the docket of AD 2013-14-08, 2014-08-10. Not covered by OpenAirDocs’ CC0 dedication.
- Document: [Austro Engine Mandatory Service Bulletin MSB-E4-007/3](https://openairdocs.org/service-documents/austro-engine/msb-e4-007-3.md)
- Title as filed: U.S. DOT/FAA - Austro MSBE4007r3
- Pages: 5
- PDF: https://openairdocs.org/files/sha256/56/d1/56d1a3ee90d71f5f3e52827edf5463430d077cf47194cbc32cfb45626d40820c
- Page: https://openairdocs.org/service-documents/austro-engine/msb-e4-007-3/file/56d1a3ee90d7

## Text

Each page's text from the PDF; open the PDF at a page with #page=N.

### Page 1

MSB Service Bulletin 
No. MSB-E4-007/3 
Austro Engine GmbH 
Rudolf-Diesel-Strasse 11 
A-2700 Wiener Neustadt 
Tel: +43 2622 23000 
FAX: +43 2622 23000-2711 
 
First Issue Date Rev. No. Revision Date  Page 
22 Mar 2010 
 
3 28 Nov 2012 
 
1-5 
© 2012 by Austro Engine GmbH – AUSTRIA – www.austroengine.at 
 
MMMAAANNNDDDAAATTTOOORRRYYY   
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SSSUUUPPPEEERRRSSSEEEDDDEEESSS   DDDOOOCCC...   NNNooo...   MMMSSSBBB---EEE444---000000777///222   
 
 
 
1. BASIC  INFORMATION 
1.1. SUBJECT 
Replacement of Waste Gate Controller 
1.2. ENGINES AFFECTED 
Type:   E4 Engine  
 
Serial numbers: 
 
 E4-A-00001 to E4-A-00051 having waste gate controller E4A-41-120-000 Rev. 050 or 
lower installed. 
 E4-B-00001 to E4-B-00279 having waste gate controller E4B-41-120-000 Rev. 000 or 
E4A-41-120-000 Rev. 050 or lower installed. 
1.3. REASON 
There have been cases where the rod of the Waste Gate Controller cracked. Therefore 
replacement with latest Waste Gate Controller design is necessary.  
1.4. TIME OF COMPLIANCE  
At next maintenance action from Date of 2nd Revision, but not later than 100 operating hours or 
later than 30th April 2013, whichever comes first. 
1.5. CONCURRENT DOCUMENTS / REFERENCES 
Maintenance Manual – Doc. No.:    E4.08.04, latest effective issue 
1.6. OTHER PUBLICATIONS AFFECTED 
None.

### Page 2

MSB Service Bulletin 
No. MSB-E4-007/3 
Austro Engine GmbH 
Rudolf-Diesel-Strasse 11 
A-2700 Wiener Neustadt 
Tel: +43 2622 23000 
FAX: +43 2622 23000-2711 
 
First Issue Date Rev. No. Revision Date  Page 
22 Mar 2010 
 
3 28 Nov 2012 
 
2-5 
© 2012 by Austro Engine GmbH – AUSTRIA – www.austroengine.at 
 
2. TECHNICAL  DETAILS 
2.1. ACCOMPLISHMENT / INSTRUCTIONS 
Removal of installed Waste Gate Controller: 
 
 
 
1. Disconnect Hose at the top of the Waste Gate Controller 
2. Remove three M6 Bolts [02] 
3. Remove Circlip [01] 
4. Disconnect rod from waste gate lever and remove waste gate controller [03] 
 
 
   Install new Waste Gate Controller according to table section 3.1 
 
1. Install the three M6 Bolts [02] and torque them with 7 Nm 
2. Attach external pump to the top of the Waste  Gate Controller and apply pressure 
till the rod starts to move 
3. Connect rod to waste gate lever 
4. Adjust Waste Gate Controller according to Engine Maintenance Manual E4.08.04, 
Chapter 81-00-32. 
 
  Note: For fixing of the rod on the waste gate lever use new circlip. 
02
01 03

### Page 3

MSB Service Bulletin 
No. MSB-E4-007/3 
Austro Engine GmbH 
Rudolf-Diesel-Strasse 11 
A-2700 Wiener Neustadt 
Tel: +43 2622 23000 
FAX: +43 2622 23000-2711 
 
First Issue Date Rev. No. Revision Date  Page 
22 Mar 2010 
 
3 28 Nov 2012 
 
3-5 
© 2012 by Austro Engine GmbH – AUSTRIA – www.austroengine.at 
 
2.2. ILLUSTRATIONS 
None. 
2.3. MASS  (WEIGHT) 
Not affected. 
 
2.4. APPROVAL STATEMENT 
The technical content of this document has been approved under the authority of DOA No. 
EASA.21J.399. 
 
3. PLANNING  INFORMATION 
3.1. MATERIAL & AVAILABILITY 
Amount Part Name Part Number Rev. Number 
1 Waste Gate Controller E4A-41-120-000 070 or higher 
1 Circlip DIN 6799-5 --- 
 
For materials & availability please contact the Austro Engine GmbH – After Sales Support  
(e-mail: service@austroengine.at; Tel: +43 2622 23000 2525) 
 
3.2. SPECIAL TOOLS 
Not applicable. 
3.3. LABOR EFFORT 
Approximately 30 minutes. 
 
3.4. CREDIT 
Materials as listed in section 3.1 and transportation costs of part if within warranty time 
period.

### Page 4

MSB Service Bulletin 
No. MSB-E4-007/3 
Austro Engine GmbH 
Rudolf-Diesel-Strasse 11 
A-2700 Wiener Neustadt 
Tel: +43 2622 23000 
FAX: +43 2622 23000-2711 
 
First Issue Date Rev. No. Revision Date  Page 
22 Mar 2010 
 
3 28 Nov 2012 
 
4-5 
© 2012 by Austro Engine GmbH – AUSTRIA – www.austroengine.at 
 
4. REMARKS 
   
 NOTE: 
 
o All measures must be carried out by a certified engine station and certified engine 
mechanics. 
 
o The accomplishment of the instructions shown under chapter 2.1 must be confirmed in 
the respective engine log book. 
 
o The accomplishment of the instructions must be carried out within the time of 
compliance according to chapter 1.4. 
 
o In case of doubt please contact the Austro Engine GmbH – After Sales Support  
(e-mail: service@austroengine.at; Tel: +43 2622 23000 2525). 
 
o For credit information contact Austro Engine GmbH – After Sales Support  
(e-mail: service@austroengine.at; Tel: +43 2622 23000 2525).  
 
5. EXPLANATORY  NOTES 
5.1. SYMBOL EXPLANATION  
  WARNING: Disregarding these safety rules can cause personal injury or even death.
 
  CAUTION: Disregarding these special instructions and safety measures can cause 
   damage to the engine or other components. 
 
 
   NOTE:  Additional note or instruction for better understanding of an instruction.
 
 
6. APPENDIX 
 
Execution Report

### Page 5

MSB Service Bulletin 
No. MSB-E4-007/3 
Austro Engine GmbH 
Rudolf-Diesel-Strasse 11 
A-2700 Wiener Neustadt 
Tel: +43 2622 23000 
FAX: +43 2622 23000-2711 
 
First Issue Date Rev. No. Revision Date  Page 
22 Mar 2010 
 
3 28 Nov 2012 
 
5-5 
© 2012 by Austro Engine GmbH – AUSTRIA – www.austroengine.at 
 EXECUTION REPORT  
TO 
SERVICE BULLETIN MSB-E4-007/2 
 
 
 
 
 
 
ENGINE DATA 
 
 
Engine serial number:   ____________________ 
 
 
Engine operating hours:  ____________________ 
 
 
Date of exchange:   ____________________ 
 
 
AIRCRAFT DATA 
 
 
Aircraft serial number:  ____________________ 
 
 
Aircraft registration:   ____________________ 
 
 
 
 
 
____________________________________ 
Date, Name, Signature 
 
 
 
 
 
 
Please submit the completed form to fax No.: +43(0)2622–23000–2709 or to the following e-
mail address: service@austroengine.at.

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