Rotax Releases Service Bulletin SB-912-058 / 914-041

MANDATORY SERVICE BULLETIN
SB-912-058 / SB-912-058-UL
SB-914-041 / SB-914-041-UL

 

flywheel

Rotax has released a Mandatory Service Bulletin for 912 / 914 series engines

covering the replacement of the washer part number 944072 on the flywheel hub.

 

This bulletin affects 912 and 914 engines with specific Serial Numbers.

The serial number ranges of the affected engines are listed in the bulletin.

 

Due to a deviation in the hardening process, certain washers may have excessive hardness.

This deviation could cause the washer to crack and could cause loosening of the flywheel,

ignition failure or engine damage.

Note that washers part number 944072 delivered as spare parts are not affected.

 

The bulletin covers specific inspection and replacement instructions for full compliance. 

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SB-912-058 / SB-912-058-UL

SB-914-041 / SB-914-041-UL
Replacement of washer Part # 944072 (fly wheel hub) for Rotax Engine Type 912 and 914 (Series)

Click HERE to download a copy of this Service Bulletin for Certified engines.
Click HERE to download a copy of this Service Bulletin for UL engines.