Yamaha F20B Owner's Manual

Also see for F-20B: Owner's manual Owner's manual Service manual Owner's manual Installation manual

Contents

Trouble Recovery80Q. Is fuel joint connection incorrect?A. Connect correctly.Q. Is heat range of spark plug incorrect?A. Inspect spark plug and replace it with rec-ommended type.Q. Is high pressure fuel pump drive belt bro-ken?A. Have serviced by a Yamaha dealer.Q. Is engine not responding properly to shiftlever position?A. Have serviced by a Yamaha dealer.Engine vibrates excessively.Q. Is propeller damaged?A. Have propeller repaired or replaced.Q. Is propeller shaft damaged?A. Have serviced by a Yamaha dealer.Q. Are weeds or other foreign matter tangledon propeller?A. Remove and clean propeller.Q. Is motor mounting bolt loose?A. Tighten bolt.Q. Is steering pivot loose or damaged?A. Tighten or have serviced by a Yamahadealer.EMU29433Temporary action inemergencyEMU29440Impact damageWARNINGEWM00870The outboard motor can be seriouslydamaged by a collision while operating ortrailering. Damage could make the out-board motor unsafe to operate.If the outboard motor hits an object in the wa-ter, follow the procedure below.1. Stop the engine immediately.2. Inspect the control system and all com-ponents for damage. Also inspect theboat for damage.3. Whether damage is found or not, returnto the nearest harbor slowly and careful-ly.4. Have a Yamaha dealer inspect the out-board motor before operating it again.EMU30681Replacing fuseIf a fuse has blown, open the fuse holder andremove the fuse with a fuse puller. Replaceit with a spare one of the proper amperage.WARNINGEWM00631Substituting an incorrect fuse or a pieceof wire could allow excessive currentflow. This could cause electric systemdamage and a fire hazard.Consult your Yamaha dealer if the new fuseimmediately blows again.