Craftsman 172.79183 Operator's Manual

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REMOVINGTHE BLADE FOR REPLACEMENT/k CAUTtON:B_DE ROTATESmome.tatlly after powerswitch is released.WaitIfor blade to come to a complete stop. Blade is sharp, wear work gloves when replacing.t. Loosen Screw underBlade Guard Release Lever, pull Blade Guard Release Leverand open Blade Guard Door. See OPENING THEBLADE GUARD on Pages 20-21,2. Use a t" crescentwrenchto holdthe outerspacer in place,which will keep the bladefrom turning,Witha 9/16" crescent wrench,toosenthe hex head nut,withconicalwasher (Fig. t5a).3. Remove hex head nut with cohicalwasher, spacer and blade.Hex Head Nutwith_ontca!washerATTACHING THE NEW BLADEI NOTE: Clean off debris from blade and all mounting hardware.1. Be sure {nnerspacer s on shaft - =flats" in spacer hole must engage with ;'liars"on shaft (Rg 15b).2. Place the blade on the shaft over the innerspacer.=3. Hod the bade against the inner spacer and installthe outer spacer.=againaligningthe flats in the spacer with the fiats on the shall4. Installthe hex head nut with conicalwasher. Use a 1"crescentwrench tb holdtheouter spacer in place, which wil!keep the blade from turning. Witha 9116"Crescentwrench,firmly tightenthe hex head nutwith conicalwasher (Fig 15a).t OTE: Replace the hex head nut with conical washer ONLY with idenUcalreplacement part; see Parts List.5. Close Blade Guard door. Blade Guai'd Release Lever must snap into lockedposition.Tightenscrew under Blade Guard Release Lever.22