7/25/2019 a330_rr_eng Starter Air Duct Cracking

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A330/RR/ENG STARTER AIR DUCT CRACKING

ATA: 80-13 FIN: Ref:80.13.00.049

A/C Type: A330 Potential Impact: Line Maintenance First Issue Date:01-JAN-1997

Part Number: LJ41872 Key Information: Last Publication Date: 01-AUG-1998

Supplier: ROLLS ROYCE PLC Solution Benefit:

Linked Articles: Linked Documentation: VSB RB211 80-B997VSB RB211 80-C092

Status: Closed

Linked FAIR-ISP:

Engineering Support

Fault Code/ECAM Warning: First Issue Date: 01-JAN-1997

Model: Last Publication Date: 01-AUG-1998

Manufacturer:

Status: Closed

Issue Description

THERE HAVE BEEN SEVERAL OCCURRENCES IN SERVICE AND ONE DURING DEVELOPMENT

ENGINE TESTING OF THE STARTER AIR DUCT CRACKING AT THE LOWER ATTACHMENT

SOLEPLATE WELD JOINTS.

A RECENT FAILURE AT LOW ENGINE HOURS HAS REVEALED THAT THE LINKS WHICH

FORM THE LOWER ATTACHMENT WERE INCORRECTLY ADJUSTED.

Maintenance Information

INCORPORATE ASAP THE SB RB211-80-B997 IN ORDER TO STOP THE INSPECTION

OF THE DUCT FOR CRACKING REQUESTED PER RR SB 211-80-C092.

Solution

** CONSEQUENCES **

- RISK OF AIRCRAFT DELAY OR AOG SITUATION.

- BURDEN TO THE MAINTENANCE (REPETITIVE INSPECTION).

** SHORT TERM ACTION **

- THE RR INSPECTION SERVICE BULLETIN RB211-80-C092 RECOMMENDS TWO CHECKS

FIRSTLY, TO VERIFY THAT THE AIR STARTER DUCT IS NOT INSTALLED WITH

STRESS, SECONDLY, TO INSPECT THE DUCT FOR CRACKING IN THE WELD JOINTS,

PAYING PARTICULAR ATTENTION TO WELDS AROUND THE LOWER ATTACHMENT.

- THIS SERVICE BULLETIN HAS BEEN RELEASED ON 20 JUN 1997.

** FINAL FIX **

- THE MODIFICATION TO RE-ENFORCE THE AIR STARTER DUCT HAS BEEN

IDENTIFIED AND TESTED.

- THE SERVICE BULLETIN 80-B997 AND HARDWARE ARE AVAILABLE.

Airbus SAS, 2015. All rights reserved. Confidential and proprietary document. The technical information provided in this article is for convenience and information purposes only.It shall in no case replace the official Airbus technical or Flight Operations data which shall remain the sole basis for aircraft maintenance and operation. These recommendations

and information do not constitute a contractual commitment, warranty or guarantee whatsoever. They shall not supersede the Airbus technical nor operational documentationshould any deviation appear between this article and the Airbus or airline's official manuals, the operator must ensure to cover it with the appropriate document such as TA, FCD,RAS. Access to WISE is supplied by Airbus under the express condition that Airbus hereby disclaims any and all liability for the use made by the user of the information contained

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