1987-1993 Mercury Mariner Outboards 70/75/80/90/100/115HP 3 and 4-cylinder Factory Service Manual, Page 333Get this manual
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2 Lubricate end cap bushing with Quicksilver 2-4-C Lubricant and install armature and motor frame into end capAs brushes contact commutator, release brush tension spring from ends of brush housings (r