2001 Mercury Mariner 50-60HP Factory Service Manual, Page 349Get this manual
POWER TRIM
CleaningInspectionRepair
IMPORTANT: Components must be dirt and lint freeSlightest amount of debris in Power Trim system could cause system to malfunctionClean shock rod and components with parts cleaner and dry with compressed airIt is recommended that all O-rings in trim system be replacedUse O-Ring Kit 25-809880A1Lubricate all o-rings with Quicksilver Power Trim Fluid (92-90100A12)If not available, use automotive (ATF) automatic transmission fluid