Troy-Bilt 21AE682W766 Operator'S Manual Download

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TROY-BILT LLC, P.O. BOX 361131 CLEVELAND, OHIO 44136-0019

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Safe Operation Practices • Assembly & Set-Up • Controls & Operation • Service • Troubleshooting

WARNING

READ AND FOLLOW ALL SAFETY RULES AND INSTRUCTIONS IN THIS MANUAL

BEFORE ATTEMPTING TO OPERATE THIS MACHINE.

FAILURE TO COMPLY WITH THESE INSTRUCTIONS MAY RESULT IN PERSONAL INJURY.

Rear-Tine Tiller — Horse/Big Red

NOTE:

This Operator’s Manual covers several models. Features may vary by model. Not all features in this manual are applicable to all

models and the model depicted may differ from yours.

Form No. 769-12551A

(September 9, 2019)

Summary of Contents for 21AE682W766

Page 1: ...S AND INSTRUCTIONS IN THIS MANUAL BEFORE ATTEMPTING TO OPERATE THIS MACHINE FAILURE TO COMPLY WITH THESE INSTRUCTIONS MAY RESULT IN PERSONAL INJURY Rear Tine Tiller Horse Big Red NOTE This Operator s Manual covers several models Features may vary by model Not all features in this manual are applicable to all models and the model depicted may differ from yours Form No 769 12551A September 9 2019 ...

Page 2: ...ifications for various models Characteristics and features discussed and or illustrated in this manual may not be applicable to all models We reserve the right to change product specifications designs and equipment without notice and without incurring obligation If applicable the power testing information used to establish the power rating of the engine equipped on this machine can be found at www...

Page 3: ...r space heater furnace clothes dryer or other gas appliances Operation 1 Do not put hands or feet near rotating parts Contact with the rotating parts can amputate hands and feet 2 Always wear safety glasses or safety goggles during operation and while performing an adjustment or repair to protect your eyes Thrown objects which ricochet can cause serious injury to the eyes WARNING This symbol point...

Page 4: ...ined in effective working order by the operator In the State of California the above is required by law Section 4442 of the California Public Resources Code Other states may have similar laws Federal laws apply on federal lands A spark arrestor for the muffler is available through your nearest engine authorized service dealer or contact the service department P O Box 361131 Cleveland Ohio 44136 00...

Page 5: ... Lever Right Clamp Handlebars Right Ratchet Left Ratchet Base Left Clamp Nut Wire Harness Base Bolt Figure 3 1 2 Place the handlebar ends on either side of the base with the wire harness toward the rear of the base See Figure 3 1 3 Install the height adjustment lever through the right side clamp handlebar end ratchet and base then out through the left side ratchet handlebar end and clamp See Figur...

Page 6: ... inside the short link bar Install the screw star washer and nut then tighten securely Securely tighten all other hardware Also ensure that the spring is properly seated at both ends Completed assembly should appear as illustrated in Figure 3 10 Forward Hole Short Link Bar Clutch Pawl Spring Figure 3 10 7 Test the operation of the Wheels Tines PTO Lever Push the lever down until it engages in the ...

Page 7: ...acid or electrical burns 1 Before installing the battery and its hold down clamp insert the plastic wire harness receptacle into the prongs of the keyswitch located on the hold down clamp See Figure 3 14 OIL Screw Negative Battery Post Negative Battery Cable Black Rubber Boot Nut Keyswitch Harness Receptacle Selenoid Black Rubber Boot Positive Battery Cable Positive Battery Post Figure 3 14 2 Remo...

Page 8: ...ll guards and covers must be securely in place 6 Check the air cleaner See the Engine Operator s Manual 7 Attach the spark plug wire to the spark plug 8 Check Engine Cooling System Clear cooling fins and air intake screen of debris See the Engine Operator s Manual 9 Select High Low Belt Speed range 10 Adjust the Handlebar Height 11 Fill the fuel tank with gasoline in accordance with the directions...

Page 9: ...ting tine SRT tiller with forward rotating tines It operates in a completely different manner than counter rotating tine CRT tillers or from front tine tillers WARNING To help avoid personal injury be aware that the tiller can unexpectedly bounce up or jump ahead and propel away from you if the tines strike hard or frozen ground or buried obstacles like large stones roots or stumps 1 Start the eng...

Page 10: ...r standing cornstalks slow steady speed allows time to shred stalks 3 Tilling under cover crops best wheel speed and belt speed range in most soils 4 Preparing seedbeds best speed choice in most soils 5 Tilling in stony ground 6 Building raised garden beds 7 Mixing in fertilizer 8 Using tiller wings in hard soil 9 Mixing fertilizer and manure 10 Tilling residues and organics FAST GEAR LOW BELT RAN...

Page 11: ...lding the lever up in REVERSE position and working from the left side of the tiller move the belt from the lower front transmission groove to the lower rear transmission groove 6 Go to the right side of the tiller and finish seating the belt See Figure 4 11 Belt Lower Rear Groove Lower Front Groove Figure 4 11 7 Check that the belt is fully seated in the pulley grooves Check this from both sides o...

Page 12: ...anting area and also leaves room for cultivating NOTE When tilling on slopes be sure the correct oil level is maintained in the engine check every 1 2 hour of operation The incline of the slope will cause the oil to slant away from its normal level and this can starve engine parts of required lubrication Keep the engine oil level at the full point at all times Tilling up and down slopes To keep so...

Page 13: ...eeps weed growth down and also holds moisture in the soil And of course harvesting is much easier everything is right at hand to be picked Preparing wide rows is easy after you prepare the seedbed and mark off the rows with string hand broadcast the seeds as if seeding a lawn not quite as much as lawn seed Cover with soil and tamp the area firmly with a hoe Tilling Under Corn After corn is harvest...

Page 14: ... Wheels Tines PTO Drive Lever to drive the wheels 4 If the engine is stopped move Wheel Speed Lever to FREEWHEEL and manually push the tiller Loading Unloading the Tiller The following provides information on tiller loading unloading and requirements before loading and unloading the tiller Read the following instructions carefully before attempting to load or unload your tiller Follow these steps ...

Page 15: ...Hours Every 25 Hours Every 30 Hours Refer to Engine Manual Check Engine Oil Level P Clean Engine Cooling System P Test Operation of FWD Interlock Safety System P FWD Interlock Safety System Check Wire Condition Connections P P Check Electrical Connections P Recharge Battery Check Drive Belt Tension P P Check Nuts and Bolts P P P Clean Tiller Tine Shaft P P Lubricate Tiller P P Check Gear Oil Lever...

Page 16: ...ny necessary gear oil Serious damage to the transmission components can result from operation when gear oil levels are low If tilling during very hot weather the gear oil may heat up and expand inside the transmissions To allow for this oil expansion both the power unit transmission and the tine attachment transmissions have oil relief vents See Figure 5 5 Oil Vents Figure 5 5 The vents allow smal...

Page 17: ...and check the level It should be within or above the Cold range marking if taking a cold reading If taking a hot reading the level should be within or slightly above the Hot range 7 If the level is incorrect see Adding or Changing Gear Oil Adding or Changing Gear Oil For partial fill ups just a few ounces or less use SAE 140 SAE 85W 140 or SAE 80W 90 weight gear oil with an API rating of GL 4 or G...

Page 18: ...dinary motor oil 30 weight or lighter where oil is specified Use a quality grease with a metal lubricant where grease is recommended regular grease is acceptable Do not over lubricate If there is a build up of dirt remove the build up and re apply oil or grease NOTE Do not allow oil or grease to contact the pulleys drive belt or reverse disc This can cause the belt or disc to slip on the pulleys L...

Page 19: ... adjustment block See Figure 5 16 Clutch Roller Adjustment Block Figure 5 16 5 Use one hand to hold the drive lever in FORWARD while using a 9 16 wrench to loosen don t remove the bolt at the back of the belt adjustment block See Figure 5 17 The adjustment block should be free to move either up or down Bolt Drive Lever Figure 5 17 6 Push the drive lever down if the belt needs tightening Pull the l...

Page 20: ... effort to hold it up in the reverse position Recoil Starter Handle Reverse Disc Wheels Tines PTO Drive Lever Figure 5 21 4 Shift the Wheels Tines PTO Drive Lever to REVERSE and then let it go The lever should return to NEUTRAL If not the reverse adjustment bolt will have to be adjusted upward Adjusting the Reverse Drive 1 Place the Wheels Tines PTO Drive Lever in FORWARD position 2 On the left si...

Page 21: ...osition Keep the tiller in a clean dry area 8 Never store the tiller with fuel in the fuel tank in an enclosed area where gas fumes could reach an open flame or spark or where ignition sources are present space heaters hot water heaters furnaces etc Belt Replacement Drive Belt 1 Move the Wheels Tines PTO Drive Lever to NEUTRAL position 2 While kneeling on the right side of the tiller create slack ...

Page 22: ...ith a metal tool This could shatter the tool or wrench sending metal particles into your eyes 1 Move the Wheels Tines PTO Drive Lever to NEUTRAL the Wheel Speed Lever to either FAST or SLOW position and the Tines PTO Clutch Lever to ENGAGE 2 Gently tilt the tiller forward until the engine rests on the ground 3 Raise the hood flap at the back of the tiller and tie it up with string 4 Before removin...

Page 23: ...s not stay in forward 1 Drive belt too tight 2 Clutch Pawl spring overstretched 1 See Maintenance Adjustments Section 2 Replace spring Wheels Tines PTO Lever hard to shift into reverse 1 Worn reverse disc 2 Motor mount bars sticking 1 Replace reverse disc 2 Lubricate mount bars Tiller stays in reverse or forward when Wheels Tines PTO Lever is released or lever is hard to shift 1 Motor mount bars s...

Page 24: ...31 Wheel 16 x 4 6 x 8 756 04171 Reverse Disc 746 05084 Throttle Cable Troy Bilt Genuine Parts can be ordered through your local authorized Troy Bilt dealer online at www troybilt com or by phone at 800 828 5500 or 330 558 7220 To locate your nearest authorized Troy Bilt dealer visit www troybilt com or call 800 828 5500 or 330 558 7220 ...

Page 25: ...Notes 25 ...

Page 26: ...26 Notes ...

Page 27: ...27 Notes ...

Page 28: ... items may carry a separate manufacturer s warranty Refer to applicable manufacturer s warranty for terms and conditions b Log splitter pumps valves and cylinders have a separate one year warranty c Routine maintenance items such as lubricants filters blade sharpening tune ups brake adjustments clutch adjustments deck adjustments and normal deterioration of the exterior finish due to use or exposu...

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