DATE: 19 July 2012

TO: R22, R44 & R44 II, and R66 owners, operators, and maintenance personnel

SUBJECT: Kannad ELT Service Bulletin

ROTORCRAFT AFFECTED: Helicopters equipped with optional “AF-Compact” or “AF Integra” model Emergency Locator Transmitter (ELT) manufactured by Kannad. Kannad “406 AF” and “406 AF-H” model ELTs are not affected.

BACKGROUND: Kannad has issued Service Bulletin S1820514-25-04, which affects Kannad P/N S1820514-01 amendment F programming dongles when installed with Kannad “AF Integra” model ELTs. RHC installed amendment F dongles with Kannad “AF-Compact” model ELTs; a field upgrade to an “AF Integra” ELT may require a replacement dongle. Contact Kannad (www.kannadaviation.com) for Service Bulletin information