1976 Evinrude 200 HP Outboards Service Manual, PN 5199, Page 174Get this manual
TILT CYLINDER VALVE CHECK Tilt cylinder valves can be checked for leakage by tilting motor and resting on trail lockRemove lower oil lines from tilt cylinder and plug outletRelease trail lock and allow motor to standsteady drop indicates valves are leakingA
No trim; no tilt
Check manual release valve
Rest motor on trail lock and check oil reservoir level
Determine if electric motor is running
Motor operates
Motor does not operate
Install pressure gages in location #1#3 Follow Chart C
Run motor in both directionsrecord pressure; see Figure 9-8