Mercury 35/40HP 2 Cylinder Outboards Service Manual PN 90-42794--1, Page 159Get this manual
Troubleshooting Flow Chart Outboard falls to full down position with manual release valve lever in LOCKRUN (up) position Example a: Outboard lowers more than one tilt pin hole in eight hoursExample b: Outboard lowers during accelerationACAUTION
Tilt ram must be in full "up" position and accumulator removed before manual tilt system disassemblyInspect memory piston a-ring Results
a-ring defect
Results