Craftsman 536.270320 Owners Manual - Page 19
Inspect, Blade, How To Sharpen, The Blade
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CUSTOMER RESPONSIBILITIES INSPECT BLADE WARNING= Before you inspect or remove the blade, disconnect the wire to the spark plug. If the blade bits aangeo. bTjheect,blsatdoep hthase sehnagripnee.dCgehse.ckWhtheen uynoiut fhoor lddatmheblade, use gloves or cloth material to protect your bands. If you keep the blade sharp and inspect the blade for damage, the blade wilf cut better and be more safe to operate Frequently check the blade for excessive wear, cracks, or other damage. Frequently check the nut that holds the blade. Keep the nut tight If the blade hits an object, stop the engine. Disconnect the wire to the spark plug See if the blade is bent or damaged Check the blade adapter for damage. Before you operate the unit, replace damaged parts with original equipment parts See the authorized service center in your area_Every th ree years, have an authorized service person inspect the blade or replace the old blade with an original equipment part 9 Tighten the nut that holds the blade to a torque of 30 foot pounds (41,5 N-m) 10 Install the mower housing See "How To Install The Mower Housing". A&_p1t Blade er_ 1 Blade I BellevilleWasher // (Outsiderim must be _/ againstthe blade ) I Nut Figure 16 HOW TO REMOVE AND INSTALL THE BLADE ! Remove the mower housing See the instructionson "How To Remove The Mower Housing". 2 Use a piece of wood to keep the blade from rotating 3. Remove the nut that holds the blade (Figure 15). Hi-Lift Edge Up Blade Mandrel Blade Adapter Figure 15 4. Check the blade and the blade adapter according to the instructions for "Inspect Blade". Replace a badly worn or damaged blade with an original equipment blade See an authorized service center in your area 5 Clean thetop and bottom ofthe mower housing Remove atlthe grass and debris 6 Mount the blade and blade adapter on the mandrel (Figure t5) 7 Mount the blade so that the hi-lift edges are up. If the blade is upside down, the blade will not cut correctly and can cause an accident. HOW TO SHARPEN THE BLADE WARNING: Vibration can be caused if the blade is ,_not bladceortrheacttlyis bdaalmanacgeedd owr iitfhthcerabclakdse ciasndabmreaagkeda. nAd cause an accident. Keep a sharp edge on the blade A blade that is not sharp will cause the tips of the grass to become brown. 1. Sharpen the blade two times a year or every 25 hours 2 Remove the blade according to the instructions in "How To Re- move And Install The Blade". 3. Clean the blade with a brush, soap and water Check the blade. Look for cracks, nicks, or other damage. Replace a badly worn or damaged blade with an original equipment blade. See an authorized service center in your area. 4. Sharpen the blade with a file (Figure 17). Make sure you keep the original bevel angle. 5 Make sure the blade is balanced Use a screwdriver and hold the blade parallel to the ground (Figure 17). A blade that is balanced will stay parallel to the ground. Ifthe blade is not balanced, the heavy end will rotate toward the ground Sharpen the heavy end until the blade is balanced. 6. A new blade will cut better than a badly worn blade. Every three years, have an authorized service person inspect the blade or replace the old blade with an original equipment blade 7. Assemble the blade according to the instructions"How To Remove And Install The Blade" Screwddv__ Blade [ "/ 8 Fasten the blade with the original washers and nut. Make sure the outside rim of the Belleville washer is against the blade (Figure 16) ,_ WblaAdReN. IANGlo=osAelwnauytsokrebelpadtheecannutctaiguhste tahnatachcoilddesntth. e I Bladeis balanced I when parallelto the ground I Ground Figure17 F-99636 19 Downloaded from www.Manualslib.com manuals search engine