2004 SR Johnson 2 Stroke 9.9, 15, 25, 30 HP Outboards Service Manual, Page 253Get this manual
MIDSECTION ADJUSTMENTS
ADJUSTMENTS
Tilt Friction Adjustment
9.915 MODELS Use 916 inwrench to tighten the tilt shaft nut only enough to control the return of the gearcase from TILT to RUN position
Idle Speed Adjustment
TILLER MODELS The idle speed adjusting knob is located on the steering handleTurning the knob clockwise increases idle speed, turning it counterclockwise decreases idle speedMake certain that throttle is in SLOW position and the outboard is at normal operating temperature before making the idle speed adjustmentOutboard should idle at recommended RPM in gearRefer to SYNCHRONIZATION AND LINKAGE ADJUSTMENTS9.915 on p70 or SYNCHRONIZATION AND LINKAGE ADJUSTMENTS25130 on p73
Steering Friction Adjustment
ALL MODELS Adjust steering friction with outboard mounted to boat by loosening or tightening screw with screwdriverSteering friction should be adjusted so that slight drag is felt when turningMinimum friction is required when remote steering is used