1971 Johnson 4HP Outboard Motors Service Manual, Page 14Get this manual
SECTION FUEL SYSTEM
of Contents
Page Description Theory of Operation Removal of Carburetor and Leaf Valve Assemb from Motor Carburetor Disassembly Cleaning, Inspection, and Repair (Carburetor) Carburetor Reassembly Reassembly of Carburetor and Leaf Valves to Motor Carburetor Adjustments Fuel Pump and Filter 3-2 3-2