03-018-23
Engine, 4.6L (2V)
03-01 8-23
IN-VEHICLE SERVICE (Continued)
3. Rotate engine to No. 1 top dead center (TDC).
90 DEGREES
CHAIN
90 DEGREES
A14820-B
4. NOTE: This will prevent accidental rotation of the
camshafts.
NOTE: Cam Positioning Tool Adapters
T92P-6256-A and Cam Positioning Tool
T91 P-6256-A
must
be installed on camshaft to
prevent camshaft from rotating.
Install Cam Positioning Tool Adapters
T92P-6256-A and Cam Positioning Tool
T91 P-6256-A on flats of camshafts.
CAM
POSITIONING
TOOL
T91 P-6256-A
CAM POSITIONING TOOL
ADAPTERS
T92P-6256-A
AA0628-A
5. Remove two bolts retaining RH timing chain
tensioner (6L266) to cylinder head and remove
timing chain tensioner.
6. Remove RH timing chain tensioner arm (6L253).
7.
Remove two bolts retaining RH timing chain guide
(6K297) to cylinder head and remove timing
chain guide.
8. Remove RH timing chain from camshaft sprocket
and crankshaft sprockets (6306).
9.
NOTE: Cam Positioning Tool Adapters
T92P-6256-A and Cam Positioning Tool
T9 1 P-6256-A
must
be installed
on
camshaft to
prevent camshaft from rotating.
Remove two bolts retaining LH timing chain
tensioner to cylinder head and remove timing
chain tensioner.
10. Remove LH timing chain tensioner arm.
1 1 . Remove two bolts retaining LH timing chain guide
to cylinder head and remove timing chain guide.
1 2. Remove LH timing chain from camshaft sprocket
and crankshaft sprocket.
13. If necessary, remove camshaft sprockets and
crankshaft sprockets as described.
14.
CAUTION: Do not rotate crankshaft and/ or
camshafts. Engine damage may occur.
Inspect the plastic running face on timing chain
tensioner arms and timing chain guides. If worn or
damaged, remove and clean oil pan and oil pump
screen cover and tube (6622).
Installation
1 . NOTE: If engine has "jumped time," make sure
that all repairs to engine components and
I
or
valve train have been made. Then rotate engine
counterclockwise 45 degrees. This will position
all pistons below top of deck face. Install cylinder
heads as described.
NOTE: Cam Positioning Tool Adapters
T92P-6256-A and Cam Positioning Tool
T91 P-6256-A
must
be installed on camshafts to
prevent camshafts from rotating.
Install timing chain guides (both sides). Install
timing chain guide retaining bolts. lighten to 8-1 2
N·m (7 1-106 lb-in).
2.
If removed, position
LH
camshaft sprocket
spacer (6265) and sprocket on camshaft.
3.
Install washer and camshaft sprocket retaining
bolt. Do not tighten at this time.
4. If removed, position RH camshaft sprocket
spacer and sprocket on camshaft.
1997 Thunderbird, Cougar July 1996
Содержание Thunderbird
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