Cylinder Removal - Lycoming TEO-540-C1A Maintenance Manual

NOTICE: The valve stem cap on the exhaust valve stem is a rotator type and different than
the valve stem cap on the intake valve.
(30) Install the rotator type valve stem cap (Figure 10) on the
exhaust valve stem and the intake valve stem cap on the
intake valve.
(31) Install the rocker assembly, washer, and exhaust valve
rocker shaft (Figure 5).
(32) Install the valve rocker shaft cover with a new valve rocker
shaft cover gasket, new lock washers and nuts.
(33) Install the screws, rocker box cover with a new gasket on
the cylinder head (Figure 5). Torque the screws per the
Standard Torque Tables in the latest revision of the Service
Table of Limits - SSP-1776.
(34) Reconnect the battery.
(35) Complete the "Operational Ground Check" in Chapter 72-00.

7. Cylinder Removal

A. Disable all power to the engine and disconnect the engine wiring harness from the airframe per
instructions in the "Engine-to-Firewall Wiring Harness Removal" section in Chapter 72-70.
B. If not already done:
• Remove airframe components to
enable cylinder removal
• Drain the oil from the oil sump.
• Disconnect the ignition leads to the
spark plugs. Remove the top and
bottom spark plugs from the cylinder.
• Remove the intake pipe (Figure 11)
and exhaust pipe from the cylinder to
be removed.
• Remove the clamps that attach the
fuel hose to the shroud tube (Figure
12), remove the fuel injector rail
(which will also remove the fuel
injector.)
72-30
Page 218
TEO-540-C1A Engine Maintenance Manual
TEO-540-C1A Engine Maintenance Manual
Airframe Maintenance Manual
"Oil Change Procedure" in Chapter 12-10
"Spark Plug Removal" procedure in Chapter 74-
20.
"Intake Pipe
Removal" procedure
in Chapter 72-80 and
the airframe
manufacturer's
instructions.
"Fuel Injector Rail Assembly Removal" procedure
in Chapter 73-10.
© 2018 Avco Corporation. All Rights Reserved
Figure 10
Exhaust Valve Stem Cap
Figure 11
Intake Pipe
November 2018