Mercury Mariner 200, 225 Optimax Outboards Service Manual, 90-855348, Page 495Get this manual
Severe ServiceEvery 25 hrsof operation or 30 days (whichever comes first) When couplers are connected together with coupler link rod, lock washer must be used on each side of coupler link rod, and link rod must be torqued to 20 lbft(27.0 Nm) into end of each couplerOperation in salt water area is considered "Severe Service 1Carefully check steering system components for wearReplace worn parts2Check steering system fasteners to be sure that they are torqued to correct specificationsNOTE: Ride-Guide Steering Cables are lubricated at the factory and require no additional lubrication at initial installation 51890
aCouplers Connected TogetherLockwashersCoupler Link Rod [Torque to 20 lbft(27.0 Nm) into End of Each Coupler]
Core of each steering cable (transom end) must be fully retracted into cable housing before lubricating cableIf cable is lubricated while extended, hydraulic lock of cable could occur3With core of Ride-Guide Steering Cable (transom end) fully retracted, lubricate transom end of steering cables thru grease fittings (a) with 2-4-C wITeflon (92-825407A12)Lubricate exposed portion of cable ends (b) with 2-4-C wITeflon4Lubricate pivot points (c) of steering link rods and ball joints (d) of link rodssteering coupler with SAE 30W Motor Oil5Inspection and lubrication of steering head assembly (rotary or straight rack) should be performed once each year (by your Authorized Dealer) or whenever steering mount andor steering head are disassembled, or if steering effort has increasedLubricate with 2-4-C wITeflon