Mercury Mariner 4, 5 102CC Sail 1990 Outboard Service Shop Manual, Page 43Get this manual
5Using hose clamp (a)sec ure uel hose (b) to ba rbed fitting of fuel pump (c) 2Remove screws and separate fuel pu mp components from carburetor,
Servicing Fuel Pump
Removal Disassembly
NOTE: Fu el pump is an integral part of carburetor and may be serviced with carburetor either removed installedrefer to "Servicing Ca rburetor" preced ing Screw with Washer (4) Pump Cover Cover Gasket Diaphrag mOuter Pump Body Diaphragm Inner Gasket, Carburetor Mounting Flange