1993 Johnson Evinrude "ET" 60 thru 70 Service Manual, P/N 508284, Page 302Get this manual
Pressure Leakdown Test
L!J verification of trimltilt operation and component condition fI
r:;l OMC Power TrimlTilt Service Kit, PIN 434524, allows external
The A" adapterPIN 336658, checks operation of the UP circuit The fiB" adapterPIN 336659, checks operation of the DOWN circuitThis kit does not include gauge and collar assemblyAny gauge and collar assembly shipped with prior OMC Power TrimlTilt Service Kits will workA Gauge and Collar Assembly, PIN 983975, can be purchased from OMC SysteMatched '"' Parts and AccessoriesThis test must be performed with the hydraulic unit removed from the engine and mounted in viseThe battery must be fully chargedto specific gravity of 1.260 to 1.280 corrected to temperature of 80 (2JO C)Refer to Battery Specifications, Electrical Sectionf21 1the .manual release valve retaining ring using retaining nng pliers2Operate the trimltilt motor to full trim-in stall positionTrim rods will not retract without the gearcase pushing them 3Loosen the manual release valve one turn