5
127
26
Installation
1. Insert four hex screws (
5-8
) through carburetor shield
and air cleaner backplate.
NOTE:
Air cleaner backplate is stamped “Air Filter
Side” to ensure proper installation. Also, be sure
carburetor shield is oriented so that the threaded stud
is at the bottom.
2. At back of air cleaner backplate, hang gasket on four
hex screws.
3. Insert four hex screws (
5-8
) through throttle body
adapter and start into throttle body.
4. Start lower hex flange screws (
3-4
) to fasten air
cleaner backplate to fuel pump module bracket.
5. Start upper hex flange screws (
1-2
) to fasten air
cleaner backplate to ECM/fuse block bracket.
6. Alternately tighten four carburetor shield hex screws
(
5-8
) to
78-96 lb-in
(9-11 Nm) using a crosswise
pattern.
7. Alternately tighten four backplate hex flange screws
(
1-4
) to
174-217 lb-in
(20-25 Nm) using a crosswise
pattern.
8. Place air filter element onto air filter mount.
9. Fit metal retainer plate evenly and snugly into air filter
element.
10. Install thumb nut onto threaded stud and tighten until
snug.
11. Install air filter cover.
12. Install plastic knob onto threaded rod to secure air
filter cover.
Throttle Body
Removal
1. Remove access cover. See
Access Cover/ Blower
Housing, Removal
, steps 1-3.
2. See
Air Cleaner Assembly, Removal.
3. Remove two Phillips screws to release ECM and
ECM ground wire ring terminal from ECM/fuse block
bracket.
4. Remove hex flange screw to release ECM/fuse block
bracket from throttle body.
5. Remove two hex flange screws to release throttle
body from intake manifold.
6. Disconnect IAC connector.
7. Disconnect TPS connector.
Installation
1. Connect TPS connector.
2. Connect IAC connector.
3. Install two hex flange screws in throttle body flanges.
Hang
new
gasket on screws, so that tab points
toward idle screw with spring. See Figure 27.
4. Start hex flange screws into intake manifold.
Alternately tighten screws to
78-96 lb-in
(9-11 Nm).
5. Install hex flange screw to fasten ECM/fuse block
bracket to throttle body. Tighten screw until snug.
6. See
Air Cleaner Assembly, Installation.
27
Not for
Reproduction
Содержание VANGUARD M490000
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