Yamaha F20A Service Manual

Also see for F25A: Service manual Owner's manual Service manual Owner's manual Owner's manual

1-3GENINFO ESAFETY WHILE WORKINGUnder normal conditions of use, thereshould be no hazards from the use of thelubricants mentioned in this manual, butsafety is all-important, and by adoptinggood safety practices, any risk is mini-mized.A summary of the most important precau-tions is as follows:1. While working, maintain good stan-dards of personal and industrialhygiene.2. Clothing which has become contami-nated with lubricants should bechanged as soon as practicable, andlaundered before further use.3. Avoid skin contact with lubricants; donot, for example, place a soiled wiping-rag in your pocket.4. Hands and any other part of the bodywhich have been in contact with lubri-cants or lubricant-contaminated cloth-ing, should be thoroughly washed withhot water and soap as soon as practica-ble.5. To protect the skin, the application of asuitable barrier cream to the handsbefore working, is recommended.6. A supply of clean lint-free cloths shouldbe available for wiping purposes.GOOD WORKING PRACTICES1. The right toolsUse the recommended special tools toprotect parts from damage. Use theright tool in the right manner – do notimprovise.2. Tightening torqueFollow the tightening torque instruc-tions. When tightening bolts, nuts andscrews, tighten the large sizes first, andtighten inner-positioned fixings beforeouter-positioned ones.