Craftsman 28813 Operation Manual - Page 20
Engine
UPC - 071288130000
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TO CLEAN BATTERY AND TERMINALS Corrosion and dirt on the battery and terminals can cause the battery to "leak" power. 1. Disconnect BLACK battery cable first then RED battery cable and remove battery from tractor. 2. Rinse the battery with plain water and dry. 3. Clean terminals and battery cable ends with wire brush until bright. 4. Coat terminals with grease or petroleum jelly. 5. Reinstall battery (See "REPLACING BATTERY" in the SERVICE AND ADJUSTMENTS section of this manual). TRANSAXLE COOLING Keep transaxle free from build-up of dirt and chaff which can restrict cooling. • Oil will drain more freely when warm. • Catch oil in a suitable container. 1. Remove oil fill cap/dipstick. Be careful not to allow dirt to enter the engine when changing oil. 2. Remove yellow cap from end of drain valve and install the drain tube onto the fitting. Oil Drain Valve Closed and Locked Position Yellow Cap ain Tube V-BELTS Check V-belts for deterioration and wear 3. Unlock drain valve by pushing inward slightly and turning counterclockwise. after 100 hours of operation and replace if necessary. The belts are not adjustable. Replace belts if they begin to slip from wear. 4. To open, pull out on the drain valve. 5. After oil has drained completely, close and lock the drain valve by pushing inward and turning clockwise until the ENGINE LUBRICATION Only use high quality detergent oil rated with API service classification SG-SL, Select the oil's SAE viscosity grade according to your expected operating temperature. pin is in the locked position as shown. 6. Remove the drain tube and replace the cap onto the end of the drain valve. 7. Refill engine with oil through oil fill dip- stick tube. Pour slowly. Do not overfill. For approximate capacity see "PROD- UCT SPECIFICATIONS" section of this manual. SAE VISCOSITY GRADES 8. Use gauge on oil fill cap/dipstick for checking level. For accurate reading, insert dipstick into the tube and push F -20 i C -30 0 -2_0 30 i -10 32 40 0 TEMPERATURE RANGE ANTICIPATED 60 1_0 80 100 i i i 20 30 40 BEFORE NEXT OIL CHANGE oil visc chart1 e down firmly into place before removing. Keep oil up to, but not over, the "FULF' line on dipstick. Push dipstick down NOTE: Although multi-viscosity oils firmly into the tube when finished. (5W30, 10W30 etc.) improve starting in cold weather, they will result in increased oil consumption when used above 32°R Check your engine oil level more frequently to avoid possible engine damage from running low on oil. Change the oil after every 50 hours of operation or at least once a year if the tractor is not used for 50 hours in one year. Check the crankcase oil level before start- ing the engine and after each eight (8) hours of operation. Tighten oil fill cap/ dipstick securely each time you check the oil level. ENGINE OIL FILTER Replace the engine oil filter every season or every other oil change if the tractor is used more than 100 hours in one year. AIR FILTER Your engine will not run properly using a dirty air filter. Replace pre-cleaner after every 25 hours of operation or every season. Service paper cartridge every 100 hours of operation or every season, whichever occurs first. Service air cleaner more often under dusty conditions. TO CHANGE ENGINE OIL Determine temperature range expected before oil change. All oil must meet API service classification SG-SL • Be sure tractor is on level surface. 1. Pull up on air filter cover handle and rotate towards engine. 2. Remove cover. 3. Carefully remove air filter cartridge and pre-cleaner from base. 2O