Notices, Service Letters & Service Bulletins from the manufacturer
August 1, 2012: Alternator fan service bulletin
It has been brought to UL-Power's attention that the alternator fan can come loose!
This possibility affects all UL-Power engine models.
ULPower is working on resolving the situation; please read the following alternator fan service bulletin for instructions on how to address this issue in the meantime.
ULPower will keep owners informed with updates as they become available.
LINK: Alternator Fan Service Bulletin