1997 "EU" Johnson Evinrude 5 thru 15 Four Stroke Service Manual, P/N 507262, Page 66Get this manual
4To service fuel pump body, remove pump to carburetor hose Remove screws retaining pump to powerhead
[] 5Disassemble pump and inspect components for damage or excess wearReplace components or complete pump if necessary
When installing supports on each side of diaphragm, be sure convex sides face diaphragm
Function Test
Conduct this test with the motor in test tank or on the boatBefore testing, loosen fuel tank gas cap momentarily to release any pressure that may have built upFuel tank must not be more than 30 in(76 em) below fuel pump