Lycoming TEO-540-C1A Maintenance Manual page 228

L. Remove the Crankshaft Locking Tool
(ST-534) from the cylinder #4
connecting rod.
M. Install the Fuel Pump Drive Shaft
Indicator Mount (ST-533) on the left
crankcase locating dowel and adjacent
tapped bolt hole (Figure 116).
N. Check the fuel pump drive shaft run-out
in two locations on the drive shaft. Run-
out must be between 0.000 and 0.003
inch (0.076 mm). If the drive shaft run-
out is greater than 0.003 inch (0.076
mm):
(1) Remove the drive shaft
(2) Turn the drive shaft 120°
(3) Re-install the drive shaft, screws,
washers and torque to 100 in.-lb. (11
Nm).
(4) Re-check the drive shaft run-out.
O. Safety wire the screws in the crankshaft
trigger gear assembly as shown in
Figure 117.
CAUTION
FAILURE TO LUBRICATE THE SHAFT
OF THE HIGH-SPEED IDLER GEAR CAN
CAUSE DAMAGE TO THE HIGH-SPEED
IDLER GEAR UPON INITIAL ENGINE
START.
P. Apply a liberal amount of engine oil to
the high-speed gear pilot and install the
gear in the crankcase. Make sure the
teeth of the high-speed idler gear engage
correctly with crankshaft trigger gear
assembly (Figure 118).
72-20
Page 198
TEO-540-C1A Engine Maintenance Manual
TEO-540-C1A Engine Maintenance Manual
Figure 116
Fuel Pump Drive Shaft Indicator Mount (ST-533)
Figure 118
Safety Wire the Crankshaft Trigger Gear
Assembly Screws
Figure 118
High Speed Idler Gear
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November 2018