Lincoln Nautilus: Engine System - General Information / Valve Guide Inner Diameter. General Procedures
Lincoln Nautilus 2018-2025 Service Manual / Powertrain / Engine / Engine System - General Information / Valve Guide Inner Diameter. General Procedures
Check
NOTE: Refer to the appropriate Section 303-01 for the specification.
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NOTE: Valve guides tend to wear in an hourglass pattern. The ball gauge can be inserted into the combustion chamber side of the valve guide, if necessary.
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Use a ball gauge to determine the inside diameter of
the valve guides in 2 directions at the top, middle and bottom of the
valve guide.
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Measure the ball gauge with a micrometer.
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If the valve guide is not within specifications, install a new cylinder head assembly.
-
Use a ball gauge to determine the inside diameter of
the valve guides in 2 directions at the top, middle and bottom of the
valve guide.
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Spark Plug Inspection. General Procedures
Inspection
NOTE:
Dropped spark plugs should always be discarded.
Unfired
An unfired spark plug should appear very clean
with a pure nickel finish to the threads and ground strap...
Valve Stem Diameter. General Procedures
Check
NOTE:
Refer to the appropriate Section 303-01 for the specification.
Measure the diameter of each intake and exhaust valve
stem at the points shown...
Other information:
Lincoln Nautilus 2018-2025 Owners Manual: Setting the Liftgate Opening Height
Open the liftgate. Stop the liftgate movement by pressing the control button on the liftgate when it reaches the desired height.Note: Once the liftgate stops moving, you can manually move it to the desired height. Press and hold the control button on the liftgate until a tone sounds, indicating programming is complete...
Lincoln Nautilus 2018-2025 Service Manual: Front Suspension Height Sensor. Removal and Installation
Removal NOTE: Removal steps in this procedure may contain installation details. Position vehicle on a hoist. Refer to: Jacking and Lifting - Overview (100-02 Jacking and Lifting, Description and Operation). NOTE: RH height sensor assembly shown, LH similar...
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