Cub Cadet CC 46ES CC 46ES Operator's Manual - Page 16
Service
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Service 7 Blade Care WARNING: When removing the cutting blade for sharpening or replacement, protect your hands with a pair of heavy gloves or use a heavy rag to hold the blade. Periodically inspect the blade adapter for cracks, especially if you strike a foreign object. Replace when necessary. Follow the steps below for blade service. 1. Disconnect spark plug boot from spark plug. Turn mower on its side making sure that the air filter and the carburetor are facing up. 2. Remove the bolt and the blade bell support which hold the blade and the blade adapter to the engine crankshaft. See Fig. 7-1. 5. Lubricate the engine crankshaft and the inner surface of the blade adapter with light oil. Slide the blade adapter onto the engine crankshaft. Place the blade on the adapter such that the side of the blade marked "Bottom" (or with part number) faces the ground when the mower is in the operating position. Make sure that the blade is aligned and seated on the blade adapter flanges. 6. Place blade bell support on the blade. Align notches on the blade bell support with small holes in blade. 7. Replace hex bolt and tighten hex bolt to torque: 450 in. lbs. min., 600 in. lbs. max. To ensure safe operation of your mower, periodically check the blade bolt for correct torque. Belt Care 1. Remove two shoulder screws securing front drive cover to mower deck. See Figure 7-2. Press inward on sides of front drive cover and release tabs that secure it to the height adjuster brackets. Remove drive cover from mower. Blade Adapter Blade Bell Support Blade Bolt Figure 7-1 3. Remove blade and adapter from the crankshaft. See Fig. 7-1. 4. Remove blade from the adapter for testing balance. Figure 7-2 Balance the blade on a round shaft screwdriver to check. Remove metal from the heavy side until it balances evenly. 2. Loosen screw holding belt tension spring to transmission. When sharpening the blade, follow the original angle of See Figure 7-2 inset. Do not remove screw completely. As grind. Grind each cutting edge equally to keep the blade you loosen it, tension on the belt will be released. Push balanced. transmission up a little and slide belt off the transmission WARNING: An unbalanced blade will cause pulley. excessive vibration when rotating at high speeds. It 3. Tip mower on its side with the air filter up to access belt may cause damage to mower and could break from underside of mower and remove blade as described causing personal injury. in the previous section. Refer to Fig. 7-1. 16