Lincoln Nautilus: Engine System - General Information / Connecting Rod Bearing Journal Clearance. General Procedures
Check
NOTE:
Refer to the appropriate Section 303-01 for the specification.
-
NOTE:
The crankshaft connecting rod journals must be
within specifications to check the connecting rod bearing journal
clearance.
Remove the connecting rod bearing cap and connecting rod bearing.
-
Position a piece of Plastigage across the bearing surface.
-
NOTE:
Do not turn the crankshaft during this step.
Install and tighten to specifications, then remove the connecting rod bearing cap.
-
Measure the Plastigage to get the connecting rod bearing
journal clearance. The Plastigage should be smooth and flat. A changing
width indicates a tapered or damaged connecting rod or connecting rod
bearing.
Make sure the oil in the crankcase is of the correct
viscosity and at the correct level and that the battery is correctly
charged. Operate the vehicle until the engine is at normal operating
temperature...
General Equipment
Dial indicator
Dial indicator fixture
NOTE:
Refer to the appropriate Section 303-01 for the specification.
Position the crankshaft to the rear of the cylinder block...
Other information:
Removal
WARNING:
The following procedure prescribes critical repair steps
required for correct restraint system operation during a crash. Follow
all notes and steps carefully. Failure to follow step instructions may
result in incorrect operation of the restraint system and increases the
risk of serious personal injury or death in a crash...
Fuse Precautions
WARNING: Always disconnect the
battery before servicing high current fuses.
WARNING: To reduce risk of
electrical shock, always replace the cover
to the power distribution box before
reconnecting the battery or refilling fluid
reservoirs...