Lycoming TEO-540-C1A Maintenance Manual page 215

TEO-540-C1A Engine Maintenance Manual
TEO-540-C1A Engine Maintenance Manual
(5) Wipe all excess sealant from the inner edges of the crankcase.
NOTICE: If a solid-ring crankshaft oil seal was installed on the crankshaft, make sure it is
positioned toward the crankshaft flange and does not touch either crankcase half
when the crankcase is assembled.
(6) Lift the right half of the crankcase while keeping the halves parallel, lower the right half
of the crankcase over and onto the left crankcase half for the studs to align.
(7) When the crankcase halves are aligned correctly, tap the right half of the crankcase with a
rubber mallet to make sure the crankcase halves are aligned and mated firmly all around
and that there are no gaps between the mating flange surfaces. Do not continue if the
crankcase halves are not aligned. Repeat the previous steps until the crankcase halves
align.
(8) Apply a coat of #2 Permatex
CAUTION
(9) Install thru-studs on the
crankcase in the specified
locations in Figure 94 where
the studs extend equally on
both sides of the crankcase.
(An optional Crankcase
Thru-Stud Driver ST-317 can
be used to install thru-studs.)
(10) Lubricate the threads of each
crankcase thru-stud with the
specified lubricant identified
in the latest revision of
Service Instruction No. SI-
1029.
(11) Install the Torque Hold-Down Plate (ST-222, Figure 95) on the cylinder pads over the
thru-studs.
© 2018 Avco Corporation. All Rights Reserved
November 2018
®
to the thru-studs at the dowel section.
BE SURE TO LUBRICATE THE CRANKCASE THRU-STUDS TO
ENSURE CORRECT FASTENING OF THE CRANKCASE HALVES.
Right Side of Crankcase Showing Thru-Studs Installed
Figure 95
Torque Hold-Down Plates (ST-222)
Figure 94
72-20
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