Mercury 35/40HP 2 Cylinder Outboards Service Manual PN 90-42794--1, Page 293Get this manual
4If moving pump on bulkheaddo the followingaUse bulkhead mounting plate as guide for mounting hole locationbMark holes, center punch and drill two 1332 inch (10.5mm) holescSecure pump to mounting surface lockwashers and hex nuts Power Trim Pump Electrical Connections
IMPORTANT: The Power Trim pump is equipped with gO-amp fuse and 20-amp (in-line) fuse to protect the trim system from overloadIf trim system becomes inoperative, check for blown gO-amp fuse (no continuity between fuse mount bracket and fuse terminal) or blown 20-amp fuse (remove from fuse holder and visually inspect)If either fuse has blown, the cause for overload MUST BE found and corrected BEFORE replacing fuse
aHex BoltsHex NutsLockwasher
5If mounting pump on deck mounting bracket, do the followingaUse mounting bracket as guide for mounting hole locationbPosition mounting bracket on floor within reach of hydraulic hosesFasten bracket to deck using six lag screws and washerscAttach hydraulic pump to mounting bracket with hex bolts, lockwashers and hex nuts