Engine Installation Preparation Requirements - Lycoming IO-390-D Series Maintenance Manual

IO-390-D Series Engine Maintenance Manual
IO-390-D Series Engine Maintenance Manual
CAUTION
P. Carefully lift the engine slowly out of the airframe.
Q. Put the engine on an engine stand, transport dolly, or engine shipping container base.

3. Engine Installation Preparation Requirements

To prevent delays on engine re-installation, have the following materials and new spare parts
identified in Table 1 available (Refer to the applicable parts catalog). Follow the procedures in
Table 1 to prepare the engine for installation (if the engine was not in storage). If the engine was
in storage, refer to the IO-390-D Series Engine Installation & Operation Manual for
instructions to prepare an engine that has been in storage.
Materials and Procedures to Prepare a Serviced Engine for Installation
New gaskets, seals, O-rings, and packing (Make
sure the new parts are not brittle, torn, cut, or
cracked and do not have flashings,
deterioration/wear or deformities.)*
New safety wire/cable, lock nuts, lock washers,
tab washers, and cotter pins
New replacement part for any part that had to be
discarded*
Oil per specifications in Appendix A of the IO-
390-D Series Engine Installation and
Operation Manual
Cleaning solvents and lint-free wipes (identified
in Chapter 05-30)
*Before installing a component, complete a check of the shelf-life of the part as per the latest
revision of Service Letter No. L247
After all inspections and maintenance tasks are complete, install the engine per the IO-390-D
Series Engine Installation and Operation Manual.
During engine re-installation:
A. Refer to and follow the "Maintenance Practices" in Chapter 05-00.
B. Replace any gaskets, seals or packing that were removed with new parts.
C. Replace any part that was damaged or that could not be repaired with a new part.
D. Install external accessories as per the aircraft manufacturer's instructions.
© 2020 Avco Corporation. All Rights Reserved
March 2020
MAKE SURE THE AREA IS CLEAR WHEN LIFTING THE ENGINE.
DO NOT ALLOW THE FRONT, REAR, SIDES OR BOTTOM OF THE
ENGINE TO BUMP OR STRIKE ANY OBJECTS TO PREVENT
DAMAGE TO THE ENGINE OR ITS COMPONENTS.
Table 1
Always install new gaskets, seals, O-rings, or
packing.
"Add Oil to the Engine" in Chapter 12-10
Cleaning procedures in Chapter 05-30
72-00
Page 103