1989 Johnson Evinrude "CE" 9.9 thru 30 Service Repair Manual, P/N 507754, Page 62Get this manual

1989 Johnson Evinrude "CE" 9.9 thru 30 Service Repair Manual, P/N 507754, Page 62

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Description of Fuel System r:;l 1 The fuel pump is of the diaphragm -displacement type, and is operated by changes in crankcase pressureAlternately, suction and pressure in the crankcase are transmitt