Non-Overhaul Removal and Replacement
Teledyne Continental Motors, Inc.
TM
10-22
IOF-240 Series Engine Maintenance Manual
29 November 2006
10-5.5. Oil Temperature Control Valve Inspection and Replacement
Procedure
1.
Disconnect electrical power to the engine and verify Ignition Switch is turned OFF.
WARNING
If engine electrical power is not disconnected, a faulty ignition
circuit could allow the engine to start and the propeller to
rotate. Do not stand or place equipment within the arc of the
propeller.
2.
Cut, remove, and discard the safety wire from the oil temperature control valve
housing located on the oil cooler adapter.
3.
Remove the oil temperature control valve.
4.
Inspect the conical valve seat (Figure 10-10) of the oil temperature control valve for
scoring and nicks. If the valve is nicked or scored, replace the valve.
5.
Visually inspect the seat in the oil cooler adapter for scoring, nicks or debris. If
damage is evident, resurface the seat or replace the oil cooler adapter according to
instructions in section 10-5.3.
6.
Apply Anti-Seize Lubricant to the threads on the oil temperature control valve where
shown in Figure 10-10.
7.
Install the oil temperature control valve with a new washer.
8.
Torque the small control valve and the large control valve per Appendix B.
9.
Safety wire the oil temperature control valve housing according to safety wiring
instructions in Appendix C.
Conical Valve
Seat
Apply Anti-
seize to threads
Conical Valve
Seat
Apply Anti-
seize to threads
Figure 10-10.
Oil Temperature Control Valve
