Safe Operation Practices • Set-Up • Operation • Maintenance • Service • Troubleshooting • Warranty L 1 Rear Tine Tiller m Model Series 450 MTD LLC, P.O. BOX 361131 CLEVELAND, OHiO 44136-0019 PrintedIn USA FormNo.
1 ToTheOwner ThankYou Thank you for purchasing an MTD Garden Tiller. engineered to provide excellent operated and maintained. Please read this entire manual It instructs performance It was carefully prior to operating your machine.
2 ImportantSafeOperationPractices WARNING! This symbol could endanger all instructions points the personal safety and/or in this manual with these instructions out important before property attempting may result in personal When you see this symbol. safety instructions of yourself to operate which, if not followed, and others. this machine. Read and follow Failure to comply injury.
When practical, e_ equipment 11. After striking dispenser nozzle. 12. Keep the nozzle in contact with the rim of the fuel tank or container at all times until fueling opening complete. Do not use a nozzle lock-open Extinguish all cigarettes, g. Never remove Disengage is handles). device. all clutch levers (if fitted) Engine exhaust indoors. Never over fill fuel tank. Fill tank to no more than 1/2 of filler 15. Use caution when tilling underground utilities. damage i.
9. If the fuel tank has to be drained, 10. Observe proper disposal etc. to protect 11. do this outdoors. laws and regulations the environment. internal According to the Consumer Products Safety Commission (CPSC) and the U.S. Environmental Protection Agency (EPA), this product SparkArrestor for gas, oil, _ brushcovered has an Average Useful Life of seven (7) years, or 130 hours of operation.
Safety Symbols This page depicts and describes safety symbols that may appear machine before attempting to assemble and operate. on this product. Read, understand, and follow all instructions on the READ THE OPERATOR'S MANUAL(S) Read, understand, assemble and follow all instructions WARNING-- WARNING-- WARNING--GASOLINE parts. Contact with the rotating parts can amputate parts.
3 Assembly & Set-Up Contentsof Carton OneTiller One Depth NOTE:This Stake operator's The tiller illustrated manual Assembly One Shift Rod One Operator's Manual One Engine Operator's covers various models may vary slightly only those instructions One Handlebar which of tillers. from your machine. pertain to your model number. plug wire and Before groundassembly, it against disconnect the engine the to spark ARNING! prevent unintended starting. _ 1.
4. HandlebarAssembly 1. the clutch Remove the top two bolts and flange lock nuts from the handle mounting brackets, Remove the slot head screw, nut and two flat washers from bail. See Fig. 3-4. but do not remove the bottom Head Screw bolt and nut. See Fig. 3-2. Washers Bolts & Flange Lock Nuts Contro Handle Y Bracket Nut Threaded Tube @ Figure 3=4 5. Figure 3-2 2. Place the handle assembly mounting 3. in position between 6. previously removed. ClutchCable 1.
Adjustments ControlRod 1. Make sure the handle assembly is in the highest Refer to the Controls & Features Section. 2. Remove the hairpin clips from rubber washers in place. 3. the control position. ClutchCable NOTE: Service the engine rod, put the this adjustment. removed 1. hairpin clip. See Fig. 3-5. Position the tiller so the front counterweight solid object, 2. Rubber Washer ___lnclicato checking 3. With the gear selection Rod Standing 4. Manual.
Set-Up Tires The tires on your tiller may be over-inflated purposes. Reduce the tire pressure before for shipping operating the tiller. Recommended operating tire pressure is approximately p.s.i. (check the sidewall of the tire for the manufacturer's recommended 20 pressure). circumstances is 30 p.s.i. tire Equal tire pressure should ARNING! Maximum pressure under any be maintained on both tires.
4 Controls& Features Gear Selection Handle Handle Adjustment Lock r Clutch Control Depth Stake Figure 4-1 EngineControls See the separate functions DepthStake Engine Operator's of the engine Manual for information and stake controls the tilling depth. Handle AdjustmentLock GearSelection Handle The gear selection The depth controls. handle is located The handle may be adjusted on the front of the handle assembly. It is used to select NEUTRAL, REVERSE, or one of the FORWARD modes.
Operation Starting & Stopping the Engine instructions and warnings on theand machine in WARNING! Read, understand, follow and all the this manual before operating. _ NOTE:When pushing the machine with the engine off, you will hear a ratcheting-gear sound coming from the tiller's chain case. This is normal. _i of ARNING! the tiller while the that engine running or being Be sure no is one is standing in front started. 4.
Operatingthe TUler 1. Select the depth 2. Start the engine as instructed Manual. 3. Move the gear selection modes or reverse. i_ stake setting. in the Engine Operator's handle to one of the forward with the wheels or tines engaged. Make certain the WARNING! not move the gear changing selection the handle tiller is stoppedDo completely before gear selection. necessary A partial engagement when engaging may be the tines.
6 Maintenance& Adjustments HandleAdjustment ground it against the engine before plug performing ARNING! Disconnect the spark wire and any maintenance or repairs. _ Maintenance The handle may be adjusted to the desired Controls & Features Section for details. height. Refer to the Belt TensionAdjustment Periodic adjustment Engine normal Refer to the separate Engine Operator's maintenance instructions.
Service Belt Replacement Off-SeasonStorage Your tiller has been engineered with a belt designed for long life and optimal performance. It should never be replaced with If the tiller will not be used for a period longer than 30 days, the following steps should be taken to prepare the tiller for storage. a non-OEM belt. Order all belts through dealer or by contacting 2. Customer Refer to Fig. 7-1 for the following an authorized Support service as instructed on page steps.
9 Troubleshooting Problem Tines do not engage Cause 1. Foreign object Remedy lodged in tines. 1, Dislodge foreign 2. Tine clevis pin(s) missing. 2. Replace tine clevis pin(s). 3. Pulleyand 3. Take tiller to authorized idler not in correctadjustment. 4. Not shifting 4. Refer to the Operation properly. shifting S. Control cable not adjusted 6. Belt worn and/or Tines skip over ground 1, Improper Wheels do not engage ], properly. stretched. 5. Adjust control cable 1.
1 Replacement Parts Component l " -9 Phone (800) 800-7310 serial number or (330) 220-4683 ready). Parts Manual to order replacement downloads are also available Part Number and Description 954-0434 Belt, 4L x 58.16 742-0305A Articulating 746-1117 Clutch Cable Tine 934-04231 Tires, 16 X 4.
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SECTION11 = NOTES 19
MANUFACTURER'S LiMiTED WARRANTY The limited warranty set forth below is given by MTD LLC with respect to new merchandise purchased and used in the United States and/or its territories and possessions, and by MTD Products Limited with respect to new merchandise purchased and used in Canadaand/ or its territories and possessions (either entity respectively, "MTD").