Main Body

Using a screwdriver, pry float shaft retainer from fuel inlet seat. Remove float, float shaft retainer and fuel inlet needle assembly. Remove retainer, float shaft and float damper spring (if equipped) from float lever.
Remove fuel inlet needle, seat and filter screen. Using a jet wrench, remove main jets. Remove booster venturi screw, booster venturi, metering rod assembly and gasket. Remove filter screen from booster venturi screw.
Invert main body and catch accelerator pump discharge weight and check ball. To disassemble lift rod from booster, remove lift spring retaining clip and spring. Separate lift rod assembly from booster. Do not disassemble metering rod hanger from lift rod.
Remove accelerator pump operating rod from overtravel lever and retainer, by pressing ends of retainer together. At the same time, press rod away from retainer until it is free.
Remove accelerator pump cover screws. Remove bowl vent rod and bracket, accelerator pump cover diaphragm, and spring. If necessary to remove Elastomer valve, grasp firmly from outside main body and pull out.
NOTE: If tip of Elastomer valve breaks off during removal, make sure it is removed from fuel bowl. Elastomer valve must be replaced, whenever it is removed.
Invert main body and remove enrichment valve cover and gasket. Using a box wrench, remove enrichment valve. Remove and discard enrichment valve gasket.
Remove mixture needle limiter caps, mixture needles and springs. If necessary, remove nut and washer securing fast idle adjusting lever, and remove lever. Remove throttle positioner solenoid (if equipped).
NOTE: To remove tamper-resistant mixture needle limiter caps, support area under limiter plug and tap cap forward.
If necessary to remove throttle plates, mark each plate for reassembly reference. Slide throttle shaft from main body. Mechanical high speed bleed actuator (located between throttle plates in main body) will drop out.
On models equipped with altitude compensator, remove 4 attaching screws. Remove aneroid and valve assembly.