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25 Series Rotary Tiller
TABLE OF CONTENTS
DESCRIPTION
PAGE
Warranty ...............................................................................1
Introduction ........................................................................2
Safety....................................................................................3
General Safety.....................................................................4
Operating Safety..................................................................4
Maintenance Safety ............................................................5
Transport Safety..................................................................5
Storage Safety.....................................................................5
Safety Signs .........................................................................5
Safety Sign Locations .........................................................6,7
Operation.............................................................................8
Machine Components.........................................................8
Machine Break-in ................................................................9
Pre-operation Checklist ......................................................9
Equipment Matching ...........................................................10
Driveline Dimension ............................................................11
Attaching/Unhooking ...........................................................13
Field Operation ....................................................................14
Transporting .........................................................................17
Storage..................................................................................18
Service and Maintenance................................................19
Service ..................................................................................19
Fluids and Lubricants..........................................................19
Greasing ...............................................................................19
Servicing Intervals ...............................................................20
Maintenance.........................................................................22
A-frame Adjustment ............................................................22
Tine Replacement ...............................................................22
Shear Bolt.............................................................................23
Slip Clutch ...........................................................................23
Clutch Maintenance ............................................................24
Troubleshooting................................................................25
Assembly .............................................................................26
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Summary of Contents for Buhler FK303
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Page 1: Table Of Contents
25 Series Rotary Tiller TABLE OF CONTENTS DESCRIPTION PAGE Warranty ...1 Introduction ...2 Safety...3 General Safety...4 Operating Safety...4 Maintenance Safety ...5 Transport Safety...5 Storage Safety...5 Safety Signs ...5 Safety Sign Locations ...6,7 Operation...8 Machine Components...8 Machine Break-in ...9 Pre-operation Checklist ...9 Equipment Matching ...10... - Page 2 25 Series Rotary Tiller TABLE OF CONTENTS – cont’d. Bolt Torque ...27 Parts Lists and Drawings Tiller Drawings ... 28 & 29 Tiller Parts List ...30 PTO (Shear Pin) Drawing ...33 PTO (Shear Pin) Parts List ...34 PTO (Slip Clutch) Drawing ...35 PTO (Slip Clutch) Parts List...36...
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Page 3: Warranty
25 Series Rotary Tiller WARRANTY POLICY Buhler Manufacturing products are warranted for a period of twelve (12) months from original date of purchase, by original purchaser, to be free from defects in material and workmanship under correct, normal agricultural use and proper applications. -
Page 4: Introduction
25 Series Rotary Tiller INTRODUCTION Congratulations on your choice of a Buhler Farm King 25 Series Rotary-Tiller to complement your landscaping operation. This equipment has been designed and manufactured to meet the needs of a discerning landscaping industry for the efficient tilling of soil. -
Page 5: Safety
YOU are responsible for the SAFE operation and maintenance of your Buhler Farm King 25 Series Rotary-Tiller. YOU must ensure that you and anyone else who is going to operate, maintain or work around the Rotary-Tiller be familiar with the operating and maintenance procedures and related SAFETY information contained in this manual. -
Page 6: General Safety
Do not put hands or feet under machine while tractor engine or machine is running. Always know what you are tilling. Never operate Tiller in an area that has hidden obstacles. Remove sticks, stones, roots, wire and other objects from working area before starting. -
Page 7: Maintenance Safety
Replaced parts that displayed a safety sign should also display the current sign. Safety signs are available from your Dealer Parts Department or the factory. MAINTENANCE SAFETY TRANSPORT SAFETY STORAGE SAFETY SAFETY SIGNS - 5 - 25 Series Rotary Tiller... -
Page 8: Safety Sign Locations
Good safety requires that you familiarize yourself with the various Safety Signs, the type of warning and the area, or particular function related to that area, that requires your SAFETY AWARENESS. * Think SAFETY! SAFETY SIGN LOCATIONS Work SAFELY! - 6 - 25 Series Rotary Tiller... -
Page 9: Safety Sign Locations
25 Series Rotary Tiller SAFETY SIGN LOCATIONS – cont’d. Safety sign “A” Safety sign “B” Safety sign “C” Safety Sign “C” REMEMBER - If Safety signs have been damaged, removed, become illegible or parts replaced without safety signs, new safety signs must be applied. New safety signs are available from your authorized dealer. -
Page 10: Operation
OPERATION TO THE NEW OPERATOR OR OWNER The Buhler Farm King 25 Series Rotary Tiller is a machine that combines the primary and secondary tillage operation into one machine. It breaks up the soil and prepares the seed bed in one pass. Rotational power to the rotor is provided by the tractor PTO. -
Page 11: Machine Break-In
Although there are no operational restrictions on the Tiller when used for the first time, it is recommended that the following mechanical items be checked: A. After operating for 1/2 hour or after completing 1/2 acre: Check all nuts, bolts and other fasteners. Tighten to their specified torque level. -
Page 12: Equipment Matching
To insure the safe and reliable operation of the Tiller, it is necessary to use a tractor with the correct specifications. Use the following list as a guide in selecting a tractor to use on the machine. Horsepower: Use Table 1 as a guide in selecting the tractor horsepower appropriate for your width of machine. -
Page 13: Driveline Dimension
When cutting the driveline, follow this procedure: Clear the area of bystanders, especially small children. Attach the Tiller to the tractor but do not attach the driveline. Raise the machine until the input shaft is level with the tractor PTO shaft. - Page 14 Be sure it telescopes freely before installing. Make sure the plastic covering shield is free to rotate on the shaft before installing on the machine. 25 Series Rotary Tiller - 12 -...
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Page 15: Attaching/Unhooking
The Tiller should always be located on a level, dry area that is free of debris and other foreign objects. When attaching the machine to a tractor, follow this procedure: Clear the area of bystanders, especially small children. Be sure the tractor 3 point hitch is in the Category 1 configuration and the lift arms are in the non-sway configuration (See tractor manual). -
Page 16: Field Operation
Buhler Farm King 25 Series Rotary Tillers are designed with the inherent flexibility of operating well in almost any kind of soil and terrain conditions. However, the operator has the responsibility of being familiar with all operating and safety procedures and following them. - Page 17 Always remove heavy crop cover, all grass and weeds, before starting to prevent rotor plugging. FIELD OPERATION - cont'd. - 15 - 25 Series Rotary Tiller...
- Page 18 Use low gear on the tractor to start the job. Increase the speed of forward travel only as the quality of the job and power available will allow. If the slip clutch slips, reduce the ground speed or raise the machine slightly out of the ground. 25 Series Rotary Tiller - 16 -...
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Page 19: Transporting
Never transport the machine faster than 20 mph (32 km/h). The ratio of the tractor weight to the Tiller weight plays an important role in defining acceptable travel speed. Table 2 summarizes the recommended travel speed to weight ratio. -
Page 20: Storage
If the machine cannot be placed inside, cover with a waterproof tarpaulin and tie securely in place. Store the machine in an area away from human activity. Do not allow children to play on or around the stored machine. 25 Series Rotary Tiller STORAGE - 18 -... -
Page 21: Service And Maintenance
Wipe grease fitting with a clean cloth before greasing, to avoid injecting dirt and grit. Replace and repair broken fittings immediately. If fittings will not take grease, remove and clean thoroughly. Also clean lubricant passageway. Replace fitting if necessary. SERVICE FLUIDS AND LUBRICANTS GREASING - 19 - 25 Series Rotary Tiller... -
Page 22: Servicing Intervals
2. Lubricate rotor driven end bearing (1 location) 3. Lubricate rotor drive end bearing (1 location). 4. Lubricate chain drive bearing (1 location) SERVICING INTERVALS use 3 squirts only push grease in gradually - 20 - 25 Series Rotary Tiller... - Page 23 1. Check gear box oil level. Add as required 2. Add approximately 10 squirts of grease in chain case. Annually 1. Change gearbox oil. Refill with SAE 85W90 gear oil. 2. Wash machine. 25 Series Rotary Tiller - 21 -...
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Page 24: Maintenance
Install a new replacement blade and tighten the mounting bolts to their specified torque. Lower the rear gate. Remove the blocks under the skid plates. MAINTENANCE A-FRAME ADJUSTMENT TINE REPLACEMENT -22- 25 Series Rotary Tiller... -
Page 25: Shear Bolt
Be careful not to enlarge the holes. Install the new shear bolt and tighten. (6mm & 40mm, Gr.5) ALERT: Use only genuine Buhler Farm King parts. These shear bolts are specially designed to provide protection for the drive system. Do not install just any bolt. -
Page 26: Clutch Maintenance
If the clutch is hot to the touch or smokes, check that the outside bolts are correctly tightened as explained in slip clutch section. If clutch still slips, linings may have to be replaced. CLUTCH MAINTENANCE -24- 25 Series Rotary Tiller... -
Page 27: Troubleshooting
The Buhler Farm King 25 Series Rotary Tiller moves curved Tines on a turning rotor through the ground to break it up and prepare a seed bed. It is a simple and reliable system that requires minimal maintenance. In the following section, we have listed many of the problems, causes and solutions to the problems that you may encounter. -
Page 28: Assembly
Clean the splines on the yoke and the input shaft. Align the splines on the yoke and the shaft. Attach the driveline to the tiller by removing the tapered pin and sliding the yoke onto the gearbox shaft. Line up the pin with the groove in the gearbox shaft and fasten with the tapered pin. -
Page 29: Bolt Torque
5%. Torque value for bolts and cap screws are identified by their head markings. BOLT TORQUE CHECKING BOLT TORQUE SAE 8 (lb-ft) (12) (27) (45) (75) (115) (165) (220) (400) (650) 1320 (970) -27- 25 Series Rotary Tiller... -
Page 30: Parts Lists And Drawings Tiller Drawings
25 Series Rotary Tiller 40”, 48” & 60” 25 SERIES TILLERS -28-... - Page 31 25 Series Rotary Tiller -29-...
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Page 32: Tiller Parts List
Depth Gauge Shoe Weldt - L 967354 Rotor Shaft Weldment (40") 967355 Rotor Shaft Weldment (48") 967356 Rotor Shaft Weldment (60") 906211 Drag Shield (40") 906212 Drag Shield (48") 906213 Drag Shield (60") 25 Series Rotary Tiller PARTS LIST -30-... - Page 33 81701 3/4'' Lock Washer (pl) 84000 3/8'' B.S. Flat Washer (pl) 84072 3/8'' x 3/4'' Hex Bolt (pl) 812363 3/8'' Lock Nut (pl) 81549 5/16'' x 3/4'' Hex Bolt (pl) 81569 5/16'' Lock Washer (pl) 25 Series Rotary Tiller -31-...
- Page 34 Adapter Weldment Cat. 1 to 0 86170 3/8'' x 1'' Hex Bolt (pl) 903158 A-Frame Bottom Weldment 903159 A-Frame Top L.H. Weldment 903160 A-Frame Top R.H. Weldment 811790 3/4'' x 4 1/2'' Hex Bolt (pl) 81700 3/4'' Hex Nut (pl) 25 Series Rotary Tiller -32-...
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Page 35: Pto (Shear Pin) Drawing
25 Series Rotary Tiller 25 SERIES TILLER PTO (SHEAR PIN) -33-... -
Page 36: Pto (Shear Pin) Parts List
25 SERIES TILLER PTO PARTS LIST (SHEAR PIN) ITEM PART NO. DESCRIPTION F0357 Shaft Complete 908251 Outer Half Shaft - Tractor 908252 Inner Half Shaft w/Shear - Implement 907936 Yoke RS 920-002 Ser 2 Repair Kit 920-004 Outer Tube Yoke... -
Page 37: Pto (Slip Clutch) Drawing
25 Series Rotary Tiller 25 SERIES TILLER PTO (SLIP CLUTCH) -35-... -
Page 38: Pto (Slip Clutch) Parts List
25 SERIES TILLER PTO PARTS LIST (SLIP CLUTCH) ITEM PART NO. F0356 908258 936515 907936 920-002 920-004 920-006 936560 936561 930-109 920-003 936503 920-013 920-017 936504 936505 936506 920-015 966213 908244 936513 936508 936340 936511 936510 936507 936402 966223 936514... -
Page 39: Gearbox Drawing & Parts List
25 SERIES TILLER GEARBOX 25 SERIES TILLER GEARBOX PARTS LIST ITEM PART NO. DESCRIPTION 912300164 Gearbox Complete 967300 Housing 967301 Hex Shaft 35.2mm Dia. 967302 Cover 110mm Dia. 967303 Snap Ring, E.35, DIN 471/2 967304 Snap Ring, I.72, DIN 472 967305 Snap Ring, I.80, DIN 472... -
Page 40: Shipping Bundles
QUANTITY BUNDLE REQUIRED NUMBER C2540 40” Tiller c/w slip clutch PTO F0155 F0356 C2548 48” Tiller c/w slip clutch PTO F0156 F0356 C2560 60” Tiller c/w slip clutch PTO F0157 F0356 C2540S 40” Tiller c/w shear pin PTO F0155 F0357 C2548S 48”...