DISASSEMBLY OF MAIN CARB PARTS

  1. Remove cover and bowl assembly from housing by removing 8 outside cover to housing attaching screws.
  2. Hold throttle in FULL open position, to free pump actuating lever from pump yoke inside of housing, then lift cover and bowl assembly from housing.
  3. Remove 6 bowl cover to bowl attaching screws and separate bowl and cover by lifting straight up on cover to prevent damage to float. NOTE: remove gasket and lay cover aside for diassembly later.
  4. With a 5/16” width screw driver, remove power valve with red fiber gasket from bottom of bowl.
  5. Remove 2 main metering jets from bottom of bowl.
  6. With use of a small pointed object or msall thin screw driver blade, remove retaining ring and pump screen from bottom of bowl.
  7. Turn bowl upside down (tap on palm of hand) and the 2 main well tubes, 2 idle tubes, and brass pump outlet check valve should drop from bowl. NOTE: A small wedge maybe used to facilitate lifting main well tubes and idle tubes from bowl.
  8. With a small tag wire positioned into outside hook of pump actuating spring, unwind spring three full turns - full relaxed position. WARNING: Do not distort or stretch pump actuating spring.
  9. Remove 5 pump housing attaching screws. Use care so as not to disturn the position of the 2 pump jets, as they are targeted at the factory for proper direction of gas discharge.
  10. Remove conical-shaped pump return spring. WARNING: Do not remove main nozzles from bowl.
  11. Remove pump intake check valve plug and “ball type” intake check valve. NOTE: Use a screw driver of 1/4” width to prevent damage to internal threads of pump well.

DISASSEMBLY OF BOWL COVER

  1. remove float hinge pin and carefully lift float from cover.
  2. Remove steel float needle from float needle seat.
  3. Remove 3 power diaphragm assembly attaching screws. Remove assembly.
  4. Using a 1/2” width screw driver, remove float needle seat with gasket.
  5. Grip cover in vise by fuel inlet boss. Using a 3/4” wrench, remove fuel inlet nut, and screen.

WARNING: Do not pass drills or wire through calibrated holes