Service Bulletin No. 573

DATE: February 23, 2007

MODELS AFFECTED

Lycoming new, rebuilt, overhauled or repaired TIO-540-A2C, -J2B, -U2A, -AE2A, -AG1A, -AH1A, -AJ1A, -AK1A, -F2BD, -J2BD with serial numbers listed in Table 3.

TIME OF COMPLIANCE

At the next maintenance event or within 50 hours of engine operation; whichever occurs first.

Service Instruction No. 1308 E

February 2, 2007

MODELS AFFECTED

Lycoming TIO-540-A2B, -A2C; (L)TIO-540-F, -J, -V, -R, -U, -W, -AE, -AF, -AG, -AH, -AJ, -AK; TIGO-541; IO-720-B1B and IO-720-B1BD series engines.

TIME OF COMPLIANCE

At intervals not to exceed 100 hours and anytime magneto is removed or replaced.

The Model 11-10090 Air Flow Tester is available for testing the pressurization system of the Bendix 1200, D3000, D3200 and Unison Slick 6200 and 6300 series magnetos used on applicable Lycoming engines.

IO-320 Operator's Manual

DATE RELEASED:

January 2007

TITLE:

IO-320 Operator's Manual 

DOCUMENT PART NUMBER:

60297-31

MODELS AFFECTED: 

IO-320-B1A. IO-320-D1B , IO-320-B1A, IO-320-B1C, IO-320-C1A, IO-320-D1A, IO-320-D1B, IO-320-E1A, IO-320-E1B, IO-320-E2A, IO-320-E2B, AIO-32O-B1B, AIO-320-C1B, LIO-320-B1A, LIO-320-C1A