During Engine, Propeller & Accessory removal and Installation

1. Follow exactly the applicable STC and Service Manual procedures for installation.
2. Used propellers and governors must be flushed thoroughly.
3. Propeller Handling
   • Do not leave un-installed propellers open.
   • Cap off all oil inlets and threaded studs.
   • Ensure blades are well protected.
4. O-ring Installation
   • Verify the o-ring is installed.
   • Lubricate groove area.
   • Install on crankshaft flange evenly.
   • Verify groove area is not cut or scored.
5. Crankshaft and Propeller
   • Verify clean and lubricated.
   • O-ring area smooth.
   • Do not allow prop attach studs to cut or bind in the crankshaft holes.
   • Torque up prop evenly per service manual or propeller placard.
   • Safety wire the studs on Hartzell props. apply torque seal to studs
   and nuts.
6. Engine Installation Procedures
   • All re-used oil lines and hoses must be flushed.
   • The propeller governor must be flushed if re-used.
   • All other components such as the turbocharger, the turbo controller, the wastegate, and the air-oil separator canister must be flushed.
7. Engine RPM Fluctuations
   • If fluctuations occur, discontinue operation as soon as practical.
   Contact a customer service advisor.