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Fuel Pump > < Fuel Pressure Regulator|Locations|Page 2108
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Altitude Compensation

ALTITUDE COMPENSATION 

Altitude compensator is built into control pressure regulator.  Atmospheric pressure acting on altitude capsule located in control pressure regulator is
taken up at air cleaner body and is applied to altitude capsule across venting line of control pressure regulator.

Control Pressure

Capsule acts on valve plate of regulator changing control pressure.

Fuel Pump > < Fuel Pressure Regulator|Locations|Page 2108