Lycoming TEO-540-C1A Maintenance Manual page 268

D. Apply one or a combination of any of the following lubricants to the outer three threads
(Figure 28) on all of the crankcase thru-studs and cylinder hold-down studs (Figure 29):
• Parker Thread Lube
• SAE 30W engine oil
Figure 28
Stud Thread Location
for Lubricant
E. Use the Piston Ring Compressor (ST-485) to install the cylinders (Figure 30) as follows:
(1) Assemble the Piston Ring Compressor (ST-485) over the top piston rings and install the
cylinder over the piston, pushing the piston ring compressor ahead with the cylinder
barrel (Figure 31).
Figure 30
Piston Ring Compressor (ST-485)
(2) As the cylinder barrel approaches the crankcase, catch the Piston Ring Compressor as it
drops off the piston skirt.
(3) As the cylinder assembly pilot is entering the crankcase, align the cylinder hold-down
studs with the holes in the cylinder flange.
(4) Push the cylinder until the cylinder flange makes contact with the crankcase.
(5) Install a vented plug in each spark plug hole on the cylinder to prevent the entrance of
foreign materials.
72-30
Page 238
• Mixture of 60% SAE 30W engine oil and 40% Parker Thread Lube
• Mixture of 90% SAE 50W engine oil and 10% STP
Crankcase Thru-Studs and Cylinder Hold-Down Studs
TEO-540-C1A Engine Maintenance Manual
TEO-540-C1A Engine Maintenance Manual
Figure 29
Figure 31
Install the Cylinder
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November 2018