Teledyne Continental Motors, Inc.
TM
Non-Overhaul Removal and Replacement
IOF-240 Series Engine Maintenance Manual
10-41
29 November 2006
Figure 10-23.
Crankshaft Nose Oil Seal Parts
5.
Place the spring around the crankshaft in the helix area.
6.
Hook the two spring ends to one another.
7.
Apply Shell Alvania No. 2 Grease to the lip of the new seal and the propeller flange.
8.
Install the seal on the crankshaft with the oil seal cavity facing inward. Wipe the
grease from the oil seal and crankshaft.
9.
Verify the outer diameter of the oil seal is clean and dry.
10.
Install the spring in the oil seal cavity.
11.
Apply Loctite 30516 to the mating crankcase flange.
12.
Spray Loctite Loc Quic Primer 7649 on the oil seal counterbore and allow it to dry for
1 to 2 minutes.
13.
Apply a translucent coat of Gasket Maker on the wall of the oil seal counterbore.
Refer to Gasket Maker application instructions in Appendix C.
14.
Using thumb pressure, work the seal into the crankcase counterbore with the oil seal
split line positioned at the 10 or 2 o’clock position.
15.
After the seal is in place, wipe any remaining oil from the seal and crankshaft.
16.
Spray the exposed portion of the lightly scratched criss-cross area with aluminum
primer and allow it to dry.
17.
Apply Loctite 271 to oil seal retainer screws.
18.
Apply Loctite Primer 7471 to the crankcase oil seal retainer screw holes.
19.
Install the crankshaft oil seal retainer plates and secure them with the oil seal retainer
screws. Torque these screws per Appendix B.
20.
Inspect the propeller in accordance with the propeller manufacturer’s and airframe
manufacturer’s instructions.
21.
Install the propeller in accordance with propeller manufacturer’s and airframe
manufacturer’s instructions.
22.
