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:
Removal
NOTE:
Driver seat shown, passenger seat similar.
Remove the front seat.
Refer to: Front Seat (501-10A Front Seats, Removal and Installation).
Remove the front seat backrest panel.
Refer to: Front Seat Backrest Panel (501-10A Front Seats, Removal and Installation)...
The Lincoln welcome mat projection lights
are on the bottom of the exterior mirror
housings. They project an image onto the
ground a short distance from your vehicle
when welcome lighting or lighted entry turns
on.
For auto-fold mirrors, the Lincoln welcome
mat turns on when welcome lighting or
lighted entry turns on and the mirrors fold in
upon locking or using the switch on the door...