Mercury Mariner 30/40 4-Stroke Outboard Service Manual 1998, Page 310Get this manual
POWER TRIM
Trim Motor Removal
1Secure power trim assembly in soft jaw vise2Remove four (4) screws to remove motorreservoirRemove reservoir seal and coupler
aScrew (4)Reservoir
cReservoir Seal
dCouplerManifold Assembly
Pump and Components Removal
1Remove pressure operated plugs on pumpRemove spring and check valvepoppet