Craftsman 21AB40M1099 Operator's Manual

11OPERATIONair filTerThe air filter is a device on the engine air intake that prevents dust anddirt entering the engine. See Figure 5.MUfflerEngine exhaust exits the engine via the muffler. See Figure 5.oil fill caP & DiPSTickEngine oil level can be checked and oil added through the oil fill. SeeFigure 5.NOTE: This unit was shipped WITHOUT oil in the engine. Oil isincluded in the plastic bag packed with the manual in with the unit.Add the oil as directed in the Gas & Oil Fill Up section. Check the oillevel before each operation to ensure adequate oil is in the engine.For further instructions, refer to the steps in the Engine Maintenancesection of this manual.reVerSe hanDleThe Reverse Handle controls the reverse drive of the wheels and thetines. See Figure 5.forWarD clUTch bail & Tine engage-MenTThe forward clutch bail controls the engagement of the forward drive ofthe wheels and tines. See Figure 5.DePTh regUlaTor leVerThis lever controls the tilling depth of the tines. Pull the lever back andslide it up or down to engage the notched height. See Figure 5.hanDlebar heighT aDjUSTMenTThe handlebar height is adjustable to three different settings. Ingeneral, adjust the handlebars so they are at waist level when the tinesare 3-4” in the ground. See Figure 5.rear Tine ShielDThe rear tine shield protects the operator from flying debris while alsosmoothing out freshly tilled soil. See Figure 5.SiDe ShielDThe side shield is used to maintain clear even rows and may beadjusted to one of five different positions. See Figure 5.TineSYour tiller’s tines are a series of hoes arranged on a revolving power-driven shaft. See Figure 5.Wheel DriVe PinSEach wheel is equipped with a wheel drive click pin that secures thewheel to the wheel shaft. The wheels can be positioned in either aWHEEL DRIVE or a FREEWHEEL mode. See Figure 5.oil DrainRemoving the oil drain plug will drain the oil from the engine. SeeFigure 5.