Heat Shield Removal - Lycoming TEO-540-C1A Maintenance Manual

TEO-540-C1A Engine Maintenance Manual
TEO-540-C1A Engine Maintenance Manual

1. Heat Shield Removal

A. Loosen both of the hose clamps (Figure 1).
B. Remove the five screws and five washers (three on top and two on bottom) that attach the
outer heat shield to the inner heat shield.
C. Remove the hose clamps to release the inner heat shield.
CAUTION DO NOT MARK THE EXHAUST PIPE WITH A GRAPHITE LEAD
PENCIL OR SCRIBE. A CHEMICAL REACTION WILL OCCUR
BETWEEN THE GRAPHITE LEAD AND THE STAINLESS STEEL. USE
A NON-GRAPHITE MARKER SUCH AS COLORBRITE NOS. 2127, 4127,
OR MARKS-A-LOT.
NOTICE: During the 250-Hour Exhaust System Inspection (in this chapter) or anytime the
exhaust system is removed, mark the exhaust pipe in accordance with Figure 2. You
will use the marks to measure the slip joint engagement.
© 2018 Avco Corporation. All Rights Reserved
November 2018
78-00 - EXHAUST SYSTEM MAINTENANCE
Figure 1
Removal of Heat Shield
Figure 2
Marking Exhaust Pipes to Measure Engagement
78-00
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