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3. 

Stand on the left side of the tiller. Use your right hand to 

hold the Wheels/Tines/PTO Drive Lever up into REVERSE 

position. Use your left hand to move the belt off the 

top-front engine pulley groove to top-rear engine pulley 

groove. See Figure 5-9.

Wheels/Tines/PTO Drive Lever

Top-Rear Gear

Top-Front Gear

Figure 5-9

4. 

Go to the right side of the tiller and finish seating the belt.

5. 

Still holding 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 5-10.

Belt

Lower-Rear Groove

Lower-Front Groove

Figure 5-10

7. 

Check that the belt is fully seated in the pulley grooves. 

Check this from both sides of the tiller.

Clearing the Tines

The tines have a self-clearing action which helps to eliminate 

most tangling of debris. However, occasionally dry grass, 

stringy stalks or tough vines may become tangled. Follow these 

procedures to help avoid tangling and to clear the tines, if 

necessary.
• 

To reduce tangling, set the Depth Regulator deep enough 

to get maximum “chopping” action as the tines chop the 

material against the ground. Also, try to till under crop 

residues or cover crops while they are green, moist and 

tender.

• 

While power composting, try swaying the handlebars from 

side to side (about 6” to 12”). This “fishtailing” action often 

clears the tines of debris.

• 

 It may be necessary to remove the debris by hand (a 

pocket knife will help you to cut away the material).

WARNING! 

Before clearing the tines by hand, stop 

the engine, allow all moving parts to stop and 

disconnect the spark plug wire. Failure to follow this 

warning could result in personal injury.

Tilling Tips & Techniques

Let the Tiller Do the Work 

• 

While tilling, relax and let the wheels pull the tiller along 

while the tines do the digging. Walk on the side that is not 

yet finished to avoid making footprints in the freshly tilled 

soil and lightly, but securely grip the handlebar with just 

one hand. Refer to Figure 5-3.

• 

Avoid pushing down on the handlebars in an attempt to 

force the tiller to dig deeper. Doing so takes the weight 

off the powered wheels, causing them to lose traction. 

Without the wheels helping to hold the tiller back, the 

tines will attempt to propel the tiller — often causing 

the tiller to skip rapidly across the ground. Sometimes, 

slight downward pressure on the handlebars will help get 

through a particularly tough section of sod or unbroken 

ground, but in most cases this won’t be necessary.

Tilling Depths

• 

Avoid trying to dig too deeply too quickly, especially when 

busting sod or tilling soil that hasn’t been tilled for some 

time. Use shallow depth settings (only an inch or two deep) 

for the first passes through the garden area. With each 

succeeding pass, adjust the depth regulator to dig another 

inch or two deeper. Watering the garden area a few days 

prior to tilling will make tilling easier, as will letting the 

newly worked soil set for a day or two before making a 

final, deep tilling pass.

• 

When cultivating — breaking up the surface soil around 

plants to help destroy weeds — use very shallow depth 

settings to prevent injury to plants whose roots often grow 

close to the surface. If needed, lift up on the handlebars 

slightly to prevent the tines from digging too deeply. 

Cultivating on a regular basis not only eliminates weeds, 

it also loosens and aerates the soil for better moisture 

absorption and faster plant growth.

Summary of Contents for Big Red

Page 1: ...et Up Operation Maintenance Service Troubleshooting Warranty WARNING READ AND FOLLOW ALL SAFETY RULES AND INSTRUCTIONS IN THIS MANUAL BEFORE ATTEMPTING TO OPERATE THIS MACHINE FAILURE TO COMPLY WITH T...

Page 2: ...peration Please be aware that this Operator s Manual may cover a range of product specifications for various models Characteristics and features discussed and or illustrated in this manual may not be...

Page 3: ...e Handling of Gasoline To avoid personal injury or property damage use extreme care in handling gasoline Gasoline is extremely flammable and the vapors are explosive Serious personal injury can occur...

Page 4: ...as necessary 7 Follow this manual for safe loading unloading transporting and storage of this machine 8 Always refer to the operator s manual for important details if the machine is to be stored for...

Page 5: ...ad Equipment are certified to operate on regular unleaded gasoline and may include the following emission control systems Engine Modification EM Oxidizing Catalyst OC Secondary Air Injection SAI and T...

Page 6: ...feet WARNING ROTATING TINES Do not put hands or feet near rotating parts Contact with the rotating parts can amputate hands and feet WARNING GASOLINE IS FLAMMABLE Allow the engine to cool at least two...

Page 7: ...ems listed above contact your local dealer or the Troy Bilt Technical Service Department if any items are missing or damaged Handle NOTE When disassembling the handlebar assembly keep the left side cl...

Page 8: ...ever approximately halfway between the Fast and Slow settings while you rock the tiller forward and backward until the wheels move freely See Figure 3 2 3 Lift the Handlebars high enough to clear the...

Page 9: ...Wheel Speed Lever Forward Hole Wheels Tines PTO Drive Lever Figure 3 7 4 Align the rear most holes of the yoke plates and the Wheels Tines PTO Lever Use long nose pliers to hold the bushing in place...

Page 10: ...ar 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 Forward position The clutch roller must rest beneath the adjustment blo...

Page 11: ...l and charge the battery on electric start tillers For your safety follow all steps and observe all accompanying safety messages The Maintenance Adjustments section contains other general battery main...

Page 12: ...to the negative battery post and secure with screw and nut See Figure 3 14 6 Slide the black rubber boot completely over the battery post and cable connector See Figure 3 14 Set Up Tires For shipping...

Page 13: ...terlock Levers are attached under the handlebar grip and will stop the engine if both levers are released Wheel Speed Lever The Wheel Speed Lever controls the speed at which the wheels spin Tines PTO...

Page 14: ...the lever sharply upward it should automatically move into NEUTRAL position 2 Put the Depth Regulator Lever in the Travel position lever all the way down so that the tines are off the ground To do thi...

Page 15: ...To stop the wheels and tines move the Wheels Tines PTO Drive Lever into NEUTRAL position and then release both Forward Interlock Levers 2 Move the engine Throttle Lever to the STOP position Then on el...

Page 16: ...off the ground then shift the Wheels Tines PTO Drive Lever all the way up and hold You do not need to squeeze the Forward Interlock Levers to use reverse 5 The tiller immediately engages in reverse Pe...

Page 17: ...ws engine RPM to be reduced handlebars don t have to be raised 4 Keeping large areas tilled and cultivated in the summer 5 Tilling organic matter under 6 Moving tiller quickly 7 Cultivating between ra...

Page 18: ...Rear Groove Lower Front Groove Belt Figure 5 7 4 Go to the other side of the tiller to finish seating the belt onto the pulley groove 5 Working from the left side of the tiller work the belt as much...

Page 19: ...to stop and disconnect the spark plug wire Failure to follow this warning could result in personal injury Tilling Tips Techniques Let the Tiller Do the Work While tilling relax and let the wheels pul...

Page 20: ...oot penetration and contribute to soil erosion They can also plant unwanted weed seeds back into the newly tilled soil Suggested Tilling Patterns When preparing a seedbed go over the same path twice i...

Page 21: ...2 the width of the tiller NOTE For the best results use the HIGH belt range and SLOW wheel speed lever position See Changing Speed Belts in this section for more information on changing to high range...

Page 22: ...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 Move t...

Page 23: ...d and replaced with other optional attachments See Figure 5 18 The following instructions will familiarize you with your PTO Power machine Please read these pages carefully The following steps explain...

Page 24: ...lowly roll the power unit back next to the tine attachment Place the support block back under the engine 3 Remove the dust cap or protective wrapping from the dog clutch coupling on the tine attachmen...

Page 25: ...king brake Position the loading vehicle so that the ramp angle is as flat as possible the less incline to the ramp the better Loading the Tiller 1 Use loading ramps that are strong and wide enough to...

Page 26: ...ours Deflate or inflate both tires evenly to 15 to 20 PSI pounds per square inch Be sure that both tires have the same air pressure or the tiller will tend to pull to one side Maintenance Schedule Aft...

Page 27: ...s that has accumulated on the wheel shaft Please follow this maintenance recommendation as debris can cause premature wear to the wheel shaft and its oil seals 1 Prop the transmission up with a sturdy...

Page 28: ...olts to 70 to 80 ft lbs Lock Nut on the Shifting Linkage Check the locknut that fastens the shifting linkage to the eccentric shifting lever See Figure 6 3 Do not tighten the locknut against the eccen...

Page 29: ...ith the markings on the dipstick facing to the rear Gear Oil Dipstick Back of Tine Shield Figure 6 7 If tilling during very hot weather the gear oil may heat up and expand inside the transmissions To...

Page 30: ...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 GL 5 For...

Page 31: ...is no need to install a replacement washer 3 Once all the gear oil has drained reinstall the housing cover screw securely first coat its threads with non hardening gasket sealant 4 Be certain to refi...

Page 32: ...ssembly apply 2 to 3 strokes of multipurpose grease at beginning and end of tilling season 8 Keep the PTO access area well greased See Figure 6 11 If the Tines PTO Clutch Lever becomes hard to move sq...

Page 33: ...erting the 1 4 thick slotted end of the belt adjustment tool in between the roller and the upright bracket The flat edge of the tool must be facing the roller See Figure 6 14 Slotted End Figure 6 14 b...

Page 34: ...Let go of the drive lever and remove the belt adjustment tool from the hole in the adjustment block 8 Check the tension on the belt by following the previous instructions How to Measure Belt Tension N...

Page 35: ...in REVERSE When you release the lever the spring automatically pushes the lever back into NEUTRAL position The spring and plunger assembly is designed to prevent the reverse disc from making contact w...

Page 36: ...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...

Page 37: ...does not have a condenser or points so there is no need to perform any regular tune up maintenance on this system other than adjusting or replacing the spark plug Spark Plug 1 The spark plug must be i...

Page 38: ...elt upward to create slack in the belt See Figure 7 2 Push Belt Up Figure 7 2 5 Lift the top half of the belt up and over the upper pulley and the rubber reverse disc moving it in front of the reverse...

Page 39: ...e Disc Follow these steps to replace the reverse disc If your tiller has a Bumper Attachment mounted it must be removed first 1 Move Wheels Tines PTO Drive Lever in NEUTRAL position 2 Wedge a 5 16 thi...

Page 40: ...te See Figure 7 9 Use penetrating oil on the hardware if it is rusted or hard to remove Tine Shaft Left Side Tine Holder Right Side Tine Holder Nut Bolt Figure 7 9 6 Mount the new tine exactly the way...

Page 41: ...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 d...

Page 42: ...2 04224 Bolo Tine RH 12 934 04231 Wheel 16 x 4 6 x 8 756 04171 Reverse Disc 1909286P Throttle Cable Phone 800 800 7310 to order replacement parts or a complete Parts Manual have your full model number...

Page 43: ...Notes 10 43...

Page 44: ...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 Ro...

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