Maintenance Inspections
Teledyne Continental Motors, Inc.
TM
7-10
IOF-550 Permold Series Engine Maintenance Manual
1 April 2007
15.
o service.
Non-Overhaul Repair and Replacement Procedures.”
7-3.8.
ection Checklist” at the end of this chapter to
record inspecti
Table 7-2.
Cylinder Ins
eferences
a.
air box
b.
ducts
c.
seals
d.
gaskets
14.
Inspect the integrity of the Lubrication System.
Repair any observable damage or deficiency before the aircraft is returned t
Refer to Chapter 10, “
Cylinder Inspections
A complete cylinder inspection entails the tasks described in respective sections in this
manual referenced in Table 7-2 below. Performing all of the tasks in the table below
ensures that items that can affect cylinder operation have been inspected and verified for
proper operation. Use the “Cylinder Insp
on progress and findings.
pection Tasks and R
Task* Section
Reference
Inspect cylinder power stroke area
“Cylinder Visual Inspection” (Section 7-3.8.1)
Check cylinder differential pressure
“Differential Pressure Test” (Section 7-3.8.2)
Inspect engine cylinders with a borescope. “Cylinder Borescope Inspection” (Section 7-3.8.3)
Inspect the cylinder-to-crankcase mounting
deck.
“Cylinder-to-Crankcase Mounting De
(Section 7-3.8.4)
Inspect cylinder baffles
“Baffle Inspection” (Section 7-3.8.5)
Inspect cowling
“Cowling Inspection” (7-3.8.6)
* All tasks in this table must be performed for a complete cylinder inspection.
7-3.8.1
Pr
2.
•
6 o’clock area on the first six fins below the head on the 2-4-6 side of the engine as
3.
sses for
fuel, soot indicating
een breached.
4.
Thoroughly wash the engine exterior and repeat steps 2 and 3.
. C linder Visual Inspection
ocedure
y
1.
Remove the engine compartment cowling and perform steps 2 and 3 without cleaning
the engine.
Use an inspection light and mirror, inspect the cylinder barrel and fins power stroke
areas for cracks, sharp indentations, chafing damage and pitting
discrepancies according to Chapter 9, “Overhaul Inspection and Repair” in the TCM
Overhaul Manual (OH-24). The power stroke areas include the:
•
12 o’clock area on the first six fins below the head on the 1-3-5 side of the engine as
mounted on the crankcase
mounted on the crankcase
Inspect the external surfaces of the cylinder head including the cylinder head fins,
intake and exhaust ports, top and bottom spark plug bosses and fuel nozzle bo
cracks, exhaust flange leakage or any signs of leakage of oil,
cylinder or the head-to-barrel junction structural integrity has b
