1997 Johnson Evinrude "EU" 90, 105RW, 115, 150, 150W, 175 60 LV Service Manual, P/N 507268, Page 68Get this manual
rn 2Remove theavacuum switch hose from the fuel separation chamberConnect vacuum tester to the hose&Avoid accidental starting of engine; twist and remove all spark plug leads 3Turn key switch to ON position4Slowly draw vacuum on the vacuum switch hoseThe System
Check gauge "CHECK ENGINE" light should turn on as the vacuum approaches the switch's preset limitRefer to the chart below for your engine's limitGRAY BLACK
Limit (inHg)
5112 112
PCE0063
Color of vacuum switch housing
5If "CHECK ENGINE" light does not turn on, check warning
system as described in Section 7, System Check Engine Monitor6If warning system is okay, replace vacuum switchRefer to Fuel Component Bracket Servicing
Oil Supply System
Optional Equipment
1Two different capacity oil tanks are available:
OIVIC PIN 176368 tank has 1.8 gallon (6,8 litre) capacity OIVIC PIN 176364 tank has 3.0 gallon (11,4) litre capacityThis tank is intended for dual installations or extended range