1992 Johnson Evinrude "EN" 40 thru 55 Service Manual, P/N 508143, Page 88Get this manual

1992 Johnson Evinrude "EN" 40 thru 55 Service Manual, P/N 508143, Page 88

Install gearcase pressure tester to i i

pulse hose fitting Pump to 15 PSIPump holds pressure?

Slowly pump gearcase testerInspect for escaping air Does pump click several times with each stroke of tester?

Hold pump in normal running positionCover fuel outlet, remove pressure hose from pulse fittingPump should not cl ickDid pump click?

PUMP Wait secondsUncover fuel outletPump should clickDid pump click?

STOP HEREAir motor housing is cracked or leaking Repair leak or INSTALL MOTOR HOUSING KIT
Locate external leakREPLACE AIR MOTOR HOUSING OR INTERMEDIATE HOUSING

Shaft seal is leakingREPLACE INTERMEDIATE HOUSING