Ignition spark voltage.
The complexity of the job will vary with 2 major factors.
Dirty or restricted fuel filter.
Fuel Pump citizen eco drive skyhawk user's manual Components (Design 1) note: In fuel pump reassembly, remember that respective diaphragms go against the mating surfaces let us c book yashwant kanetkar pdf of the fuel pump body, and respective gaskets are between the diaphragms and end caps.The pressure drop across these valves can, create operational problems and/or powerhead damage by restricting fuel.Troubleshooting Fuel south bend 10 lathe manual Pump problem: AIR bubbles IN fuel line Possible Cause Corrective Action Low fuel in fuel tank.Idle mixture set too lean.Most all Workshop manual chapters start with an assembly or system illustration, diagrams, exploded parts view, pictures, service information and troubleshooting for the section.Boost diaphragm gasket distorted or out of place.Remove any sand, silt or dirt that could potentially damage seals or clog passages.If you decide to perform the entire overhaul yourself, proceed slowly, taking care to following instructions closely.
Crankcase pulsating pressure (created by the up-and-down movement of piston) is transferred to fuel pump by way of a passage (hole) between crankcase and fuel pump.
Taking Care not to damage the driveshaft and the water tube, separate the lower unit from the exhaust housing by pulling straight downward.
For safety, disconnect the spark plug lead, then ground it to the cylinder head.
Idle Speed Adjustment, main (High Speed) Jet Adjustment, rejetting Carburetors For High Altitude Operation.If you suspect water in the gearcase, start by draining and closely inspecting the fluid (refer to the procedures found in the Maintenance and Tune-Up section).Evinrude 3012 Owners Manual Front Cover.Downward motion of the piston forces the fuel/air mixture out of the crankcase into the cylinder.Refer to Checking for restricted fuel flow caused by Anti-Siphon valves.Service Manual, Repair Manual, Workshop Manual, Engine Repair Guide, Outboard Motors, Johnson 4-Stroke Engine, Evinrude 2 Stroke Engines Rebuild Kit, Engine Overhaul, Years 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986.Tighten cover or replace gasket.