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engine:vacuumrouting [2025/05/07 09:58] 114.119.136.146 old revision restored (2025/01/24 08:22) |
engine:vacuumrouting [2025/05/09 15:57] (current) 114.119.138.214 old revision restored (2025/01/24 07:08) |
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The US cars had air pumps equipped for emissions compliance. Most owners removed this system due to the fact that it would frequently break. The diverter valve and the associated plumbing is usually removed. Additionally, | The US cars had air pumps equipped for emissions compliance. Most owners removed this system due to the fact that it would frequently break. The diverter valve and the associated plumbing is usually removed. Additionally, | ||
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As explained below, the two purple boxes are the vacuum solenoids for fuel pressure and ignition. When the solenoids are not energized, the yellow and green lines are connected (ignition), and the yellow and orange lines are connected (fuel). When the solenoids are energized the blue and green lines are connected (ignition) and the red and orange lines are connected (fuel). | As explained below, the two purple boxes are the vacuum solenoids for fuel pressure and ignition. When the solenoids are not energized, the yellow and green lines are connected (ignition), and the yellow and orange lines are connected (fuel). When the solenoids are energized the blue and green lines are connected (ignition) and the red and orange lines are connected (fuel). | ||
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== Fuel Pressure == | == Fuel Pressure == | ||
- | Located beneath rear of plenum chamber. Function is to reduce fuel pressure on ' | ||
- | fuel pressure to the carburettors and mixture strength under closed throttle ' | ||
== Replacement == | == Replacement == |