Mercury Mariner Outboard 225 3 Litre Service Manual 1994, Page 333Get this manual
STEERING SYSTEM TENSION ADJUSTMENT
IMPORTANT: After this dual steering cable attachment kit is installedthere must be proper tension in forward mounted steering cable torthis attachment kit to operate properlyNot enough tension will cause slack (or play) in steering systemToo much tension will cause
Tighten steering cable attaching nuts of each steering cable to torque of 35 lbft(47.4 Nm)
steering cables to bind Perform the following steps to adjust for correct tension Loosen adjustment nuts and pull steering cable mounting tube (by hand) away from end of steering cable (to remove slack in steering system) lighten adjustment nuts against mounting bracket and check system for slack (play If steering system is too tight, readjust tube toward end of steering cable or, if too much slack (play) exists in systemreadjust tube away from end of steering cableTighten nuts against mounting bracket and readjust, if necessarya Cable Attaching Nul Groove
NOTE: Cable attaching nuts with groove around the V" outer circumference of the nut are self locking and do not require locking sleevestnstall rubber bumpers (a) on inside of each locking sleeve (b)