Lincoln Aviator: Engine System - General Information / General Procedures - Piston Inspection
Inspection
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NOTE:
Do not use a caustic cleaning solution or a wire brush to clean the pistons or damage can occur.
Clean and inspect the (1) ring lands, (2) pin bosses,
(3) skirts and the (4) tops of the pistons. If wear marks, scores or
glazing is found on the piston skirt, check for a bent or twisted
connecting rod.
-
NOTE:
Make sure the oil ring holes are clean.
Using a Piston Ring Groove Scraper, clean the piston ring grooves.
Check
Measure the piston diameter 90 degrees from the piston
pin and piston diameter (DN) height down from the top of the piston at
the point indicated...
Special Tool(s) /
General Equipment
Feeler Gauge
Check
NOTE:
Refer to the appropriate Section 303-01 for the specification.
NOTE:
Use care when fitting piston rings to avoid possible damage to the piston ring or the cylinder bore...
Other information:
Vehicles sold in the United States: Getting Roadside Assistance
To fully assist you should you have a vehicle
concern, Lincoln Motor Company offers a
complimentary roadside assistance program.
This program is separate from the New
Vehicle Limited Warranty...
Special Tool(s) /
General Equipment
205-153
(T80T-4000-W)
Handle
303-1246Engine Spreader BarTKIT-2006UF-FLMTKIT-2006UF-ROW
303-1247VCT Spark Plug Tube Seal Remover and InstallerTKIT-2006UF-FLMTKIT-2006UF-ROW
303-1250Seal Installer, Rear MainTKIT-2006UFFLM
303-1531Installer, Front Crank Seal and Damper
303-1634Lift Eyes (2)TKIT-2014D-ROW3TKIT-2014D-FL_ROW
303-335
(T88T-6701-A)
Installer, Front Cover Oil SealTKIT-1988-FLMTKIT-1988-F
Floor Crane
Mounting Stand
Plastic Scraper
Flat-Bladed Screwdriver
Vise
Vise Jaw Protectors
Materials
Name
Specification
Motorcraft® High Performance Engine RTV SiliconeTA-357
WSE-M4G323-A6
Motorcraft® Silicone Gasket RemoverZC-30-A
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Motorcraft® Metal Surface Prep WipesZC-31-B
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Motorcraft® Metal Brake Parts CleanerPM-4-A, PM-4-B
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NOTICE:
During engine repair procedures, cleanliness is extremely
important...