1988 Johnson Evinrude CC 60 thru 75 outboards Service Manual, Page 319Get this manual
TroubleshootingGauge Set PIN 390010 The OMC Pressure Gauge Set PN 390010 allows external verification of trimtilt operation and component condition The "A" adapter checks operation of the UP circuit and all components listed on Page 10-6 The "8" adapter checks operation of the DOWN circuit and all components listed on Page 10-7Tests must be made with the hydraulic unit removed from the engine and mounted in OMC Test Stand PN 390008
INotel a-rings on end of adapters can wear out during normal useUse a-ring PN 321117 as replacement1Install hydraulic unit in OMC Test Stand PN 390008
r:jl 2Remove manual L!J Pliers PN 303857