Non-Overhaul Removal and Replacement
Teledyne Continental Motors, Inc.
TM
10-94
IOF-550 Permold Series Engine Maintenance Manual
1 April 2007
10-8.10. Cylinder Torque
CAUTION: This torque sequence is for single cylinder torque
ONLY. For complete engine assembly, refer to the torque sequence
in Chapter 10 of the Overhaul Manual (OH-24)
Proper cylinder installation requires adherence to the torque sequence listed below using
two people:
Procedure
1.
Lubricate the cylinder base stud threads, through bolt threads and nuts on BOTH
sides of the engine with clean, 50-weight aviation oil.
2.
Install and torque the cylinder base nuts to 1/2 the specified value in Appendix B in
the order shown in Figure 10-70.
3.
Torque the cylinder through bolt nuts and cylinder base stud nuts to the full specified
torque value in Appendix B. Torque the through bolt nuts on both sides of the engine
(even if only one cylinder is being installed).
WARNING
Failure to torque through bolt nuts on both sides of the engine
may result in a loss of main bearing crush, main bearing shift,
crankshaft fracture, and engine failure.
4.
For engines with the 7
th
cylinder deck stud, install the 7
th
stud cylinder bracket and
conical stud nut. Torque the nut according to Appendix B specifications.
Figure 10-70.
Single Cylinder Torque Sequence
