Service Bulletin No. 543 C

September 29, 2010

MODELS AFFECTED

All Lycoming:

  • O-320-H1AD, -H1BD, -H2AD, -H2BD, -H3AD, -H3BD;
  • (L)O-360-A1AD, -A1F6D, -A1G6D, -A1LD, -A3AD, -A4AD, -A5AD, -E1A6D;
  • IO-360-A1B6D, -A1D6D, -A3B6D, -A3D6D, -C1E6D, -J1AD, -J1A6D;
  • (L)TO-360-A1A6D, -C1A6D, -E1A6D, -F1A6D;
  • TIO-360-C1A6D;
  • (L)HIO-360-E1AD, -E1BD, -F1AD; O-540-H1A5D, -H1B5D, -H2A5D, -H2B5D, -J1A5D, -J1B5D, -J1C5D, -J1D5D, -J2A5D, -J2B5D, -J2C5D, -J2D5D, -J3A5D, -J3C5D, -L3C5D:
  • IO-540-C4D5D, -K1A5D, -K1B5D, -K1E5D, -K1F5D, -K1G5D, -K1J5D, -L1A5D, -L1B5D, -M1A5D, -M1B5D, -M2A5D, -T4A5D, -T4B5D, -T4C5D, -U1A5D, -U1B5D, -V4A5D, -W1A5D, -W3A5D;
  • (L)TIO-540-K1AD, -S1AD, -AA1AD, -AB1AD, -AB1BD, -F2BD, -J2BD, -N2BD, -R2AD, -T2AD, -V2AD;
  • AEIO-540-L1B5D;
  • TIO-541-E Series;
  • TIGO-541-D1A, -D1B, -E1A; IO-720-A1BD, -B1BD, -C1BD, -D1BD, -D1CD.
Oil Filter Converter Plate Gasket Replacement
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Related Publication
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Supplement No. 1 to Service Bulletin No. 543C
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For more information on Oil Filter Plate Gasket Replacement, refer to Supplement No. 1 to Service Bulletin No. 543C.
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https://www.lycoming.com/sites/default/files/Oil%20Filter%20Converter%20Plate%20Gasket%20Replacement.pdf