Mercury Outboard Wiring diagrams -- Mastertech Marin Please review our Warranty, Returns & Refunds policies before you place an order. DISCLAIMER. The information provided on these pages is correct to the best of my knowledge, however the MasterTech makes no warranty, express or implied, regarding the use of, results of, or liability created from, application of this data. 1976-1989 Mariner 2-220 hp Outboard Boat Engine Repair Manual Description. This Clymer Mariner 2-220 hp 1976-1989 Outboard Repair Manual provides detailed service information, step-by-step repair instruction and maintenance specifications for 1976-1989 Mariner 2-220hp outboard boat engines including electric motors. Mercury Outboard Wiring Diagram Schematic | Free Wiring Mercury Outboard Wiring Diagram Schematic - Collections Of Omc Outboard Wiring Harness Diagram Wiring Diagram for Light Switch •. Mercury Outboard Wiring Diagram Schematic – Wiring Diagram 1978. 1995 Mercury Outboard 60 Hp Wiring Harness Diagram Line – Wiring. 1995 Mercury Outboard 60 Hp Wiring Harness Diagram Line – Wiring.