1998 Johnson Evinrude "EC" 150, 175 FFI Service Manual, P/N 520211, Page 123Get this manual
21Install check valves in pump and secure in place by pressing pin into retainer
1221 22Install heavy spring with cap in lift pump body12311Notel 23Be sure light spring, with cap, is positioned
around internal end of nipple in coverInstall new diaphragm and gasket on body
24Assemble lift pump cover to bodyInstall screws finger
1251 1261 1271
25Install lift pump onto housing and torque screws to 25-35 inIbs(2,8-4,0 Nm) in sequence shownPressure test to verify installation