Lincoln Aviator: Engine System - General Information / General Procedures - Piston Selection
Check
NOTE:
Refer to the appropriate Section 303-01 for the specifications.
-
NOTE:
The cylinder bore must be within the specifications for taper and out-of-round before fitting a piston.
-
Measure the cylinder bore in 2 directions.
-
Select a piston size based on the cylinder bore.
-
NOTE:
For precision fit, new pistons are divided into 3
categories within each size range based on their relative position
within the range. A paint spot or specific size grade on a new piston
indicates the position within the size range.
Choose the piston with the correct paint color or specific size grade.
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...
Special Tool(s) /
General Equipment
Plastic Scraper
Nylon Bristle Disk
Plastic Razor Blade
Lint-Free Towel
Isopropyl Alcohol – 90 Percent Minimum
Materials
Name
Specification
Motorcraft® Silicone Gasket RemoverZC-30-A
-
Motorcraft® Metal Surface Prep WipesZC-31-B
-
Motorcraft® Engine Shampoo and DegreaserZC-20
ESR-M14P3-A
Motorcraft® Metal Brake Parts CleanerPM-4-A, PM-4-B
-
Cleaning
NOTICE:
This procedure is only to be used on the sealing surfaces of
metal components...
Other information:
System Diagram
Item
Description
1
SSB
2
SSC
3
SSD
4
SSE
5
SSF
6
LPC
7
TSS
8
ISSB
9
Transmission
10
Transmission
11
TFT
12
TRS
13
SSA
14
PCM
15
TCC
16
OSS
17
ISSA
18
GSM
19
PBW
Network Message Chart
Broadcast Message
Originating Module
Message Purpose
Engine Speed
PCM
Directly affects shift scheduling, TCC control, line pressure and transmission diagnostics...
Your satisfaction is important to Ford Motor
Company and to your dealer. If a warranty
concern has not been resolved using the
three-step procedure outlined earlier in this
chapter in the Getting the Services you need
section, you may be eligible to participate in
the BBB AUTO LINE program...