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.
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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:
Special Tool(s) /
General Equipment
307-625Fixture, Bench MountingTKIT-2008ET-FLMTKIT-2008ET-ROW
307-746Remover, Transmission Wiring Harness Connector
Transmission Jack
Vehicle/Axle Stands
Wooden Block
Materials
Name
Specification
Motorcraft® MERCON® ULV Automatic Transmission FluidXT-12-QULV
WSS-M2C949-A, MERCON® ULV
Removal
NOTE:
If removing the main control valve body harness only it is
not necessary to remove the transmission case harness, refer to the Main
Control Valve Body Harness steps...
Select Charge Preferences on the
Charge Settings screen.
Select Departure Time Setup on the Edit
Charge Preferences screen.
Two time settings show for each day of
the week on the Departure Times
schedule screen. Select any one.
On the Departure Time settings screen,
set your desired departure time, cabin
temperature and days of the week to
repeat...