1994 Johnson Evinrude "ER" 90 LV 120 thru 140, 185 thru 225, 250, 300 Service Manual P/N 500612, Page 82Get this manual

1994 Johnson Evinrude "ER" 90 LV 120 thru 140, 185 thru 225, 250, 300 Service Manual P/N 500612, Page 82

6719 6776 Description of Fuel System f21 1The unit is combination mechan ical fuel and oil pump, powered by crankcase pressure
pump output is reduced, the bypass valve will open and allow the other pump to supply fuel and oil to both manifoldsUnder
some conditions, one pump might not be capable of maintaining sufficient fuel supply to provide full throttle operation However,
part throttle operation should be available under most conditionsf51 4Mixture enrichment for cold starting is controlled
by fuel primer solenoidWhen activated at the key switch, the solenoid diverts some pump output directly to the intake manifoldsf'6l
5One OMC Electric Fuel Primer Pump Kit, PI 174651is supplied with each V8 outboardWhen activated with spring -loaded, momentary
switch, the pump fills the fuel distribution lines and engine fuel system for quicker startingYou must not use fuel primer