AW 150 Ramcharger V8-360 5.9L (1985)
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Reinstall carburetor on engine using a new carburetor flange gasket, PN MD025344.
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Remove vacuum controlled orificed tank vapor valve (VCOTV) and the vacuum/line(s) to the valve.
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Remove the 3/16" tank vent line from the vapor canister and replace with 24" of 3/16" tank vent line and route directly to steel tank vent tube.
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Remove the manifold vacuum line from the manifold vacuum tee (originally to the VCOTV) and cap the tee.
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Remove the EGR delay valve at the corresponding EGR and carburetor ports and replace with 8" of bulk 3/16" vacuum line from stock.
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Start engine and warm up to operating temperature.
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Set idle rpm (curb) to 850 rpm and propane enriched rpm to 950 rpm.
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Set throttle kicker rpm to 1050 rpm.
FIGURE 9 - Authorized Modifications Label
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Type in changes made on Authorized Modification Label, PN 4275086 (Figure 9), and affix to engine compartment next to VECI label.
1985 3.7L-1V Light Duty Trucks All Models With Federal Emission Package (49 States)
Consisting of:
1 - #611 Main Metering Jet
PN 3837520
1 - Carburetor Air Horn Gasket
PN 4267140
INSTRUCTIONS
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Remove carburetor.
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Remove air horn from carburetor.
