Operator and Parts Manual Rotary Tiller 25 Series - 40", 48" & 60" 082010 FK303
Table of Contents - 25 Series Rotary Tiller Table of Contents Introduction..................................................................................................................................5 Safety.............................................................................................................................................6 • Safety.................................................................................................................................6 • General Safety.
Table of Contents - 25 Series Rotary Tiller • Clutch Maintenance........................................................................................................26 • Troubleshooting..............................................................................................................27 Bolt Torque..................................................................................................................................28 • Checking Bolt Torque............................................
Introduction - 25 Series Rotary Tiller Introduction Farm King has a collection of rotary tiller models to suit your garden and landscaping needs. The 25 Series Tiller attaches to the 3-point hitch as well as our Cat. 1 Quick Hitch and is designed to fit a variety of tractors from 12 hp to 25 hp. Tilling widths range from 36" to 54" in the 25 Series. The tilling shaft is equipped with four to six flanges, depending on the model. Flanges on all series are available with four tines.
Safety - 25 Series Rotary Tiller Safety Safety Instructions Remember, YOU are the key to safety. Good safety practices not only protect you, but also the people around you. Make these practices a working part of your safety program. Be certain that everyone operating this equipment is familiar with the recommended operating and maintenance procedures and follows all the safety precautions. Most accidents can be prevented. Do not risk injury or death by ignoring good safety practices.
Safety - 25 Series Rotary Tiller General Safety Instructions • • • • • • • • • Have a first-aid kit available for use and know how to use it. Have a fire extinguisher available, stored in a highly visible location, and know how to use it. Wear appropriate protective gear.
Safety - 25 Series Rotary Tiller Service and Maintenance Safety • • • • • • Stop engine, set brake, remove ignition key, and wait for all moving parts to stop before servicing, adjusting, repairing, or unplugging. Support the equipment with blocks or safety stands before working beneath it. Follow good shop practices including: -- keep service area clean and dry -- be sure electrical outlets and tools are properly grounded -- use adequate light for the job.
Safety - 25 Series Rotary Tiller • Replace safety signs immediately should they become damaged, torn or illegible. Obtain replacements from your authorized dealer using the part numbers shown.
Assembly / Start-up - 25 Series Rotary Tiller Assembly Instructions The machine is shipped with the PTO shaft not installed. To install the PTO driveline on the machine, follow this procedure. 1. Clear the area of bystanders, especially small children. 2. Clean the splines on the yoke and the input shaft. 3. Align the splines on the yoke and the shaft. 4. Attach the driveline to the tiller by removing the tapered pin and sliding the yoke onto the gearbox shaft.
Start-up - 25 Series Rotary Tiller Pre-operation Checklist Efficient and safe operation of the Rotary Tiller requires that each operator reads and understands the operating procedures and all related safety precautions outlined in this section. A pre-operation checklist is provided for the operator. It is important for both personal safety and maintaining the good mechanical condition of the Tiller that this checklist is followed.
Operation - 25 Series Rotary Tiller Operation Instructions The 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. Be familiar with the machine before starting. NOTE: It is the responsibility of the owner or operator to read this manual and to train all other operators before they start working with the machine.
Operation - 25 Series Rotary Tiller 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. 1. Horsepower: Use Table 1 as a guide in selecting the tractor horsepower appropriate for your width of machine. Use only small Agricultural tractors on this machine. Table 1 - Horsepower vs. Width Model Width 40S 3.3 ft (1.0 m) 18 48S 4 ft (1.
Operation - 25 Series Rotary Tiller Driveline Dimension A PTO driveline is supplied with the machine. To accommodate the variety of 3-point hitch geometry available today, the driveline can be too long for some machines and must be cut. It is very important that the driveline be free to telescope but not bottom out when going through its working range. If the driveline bottoms out, the bearings on both the machine and tractor PTO shaft will be overloaded and fail in a short time.
Operation - 25 Series Rotary Tiller 8. Be sure to use a hacksaw to cut 1/2 from each end of the separated shaft. Cut both the plastic tube and the metal cores. 9. Use a file to remove the burrs from the edges that were cut. 10. Assemble the two ends of the shaft. 11. Make sure that the shaft can telescope freely. If it does not, separate the two parts and inspect for burrs or cuttings on the shaft ends. Be sure it telescopes freely before installing. 12.
Operation - 25 Series Rotary Tiller 7. If your tractor is not equipped with a Quick Hitch: -- Align the left lower link arm with the mounting pin. -- Slide the ball over the pin and install the Linch Pin. -- Use the screw jack on the right lift arm to align the ball with the pin. -- Slide the ball over the mounting pin and install the Linch Pin. -- Level the frame using the screw jack. -- Remove the retainer and pin from the mast. -- Align top link using the turnbuckle.
Operation - 25 Series Rotary Tiller 5. Set the machine. -- Level the frame: Use the screw jack on the right lift arm to level the frame from side to side. -- Depth: Use the Depth Gauge Shoes on each side to set the operating depth. Position the Depth Gauge Shoes in the top hole for shallow tilling and in the bottom hole for deep tilling. Alert In soft soil conditions, the skid plates become less effective and sink into the ground.
Operation - 25 Series Rotary Tiller Caution Place all controls in neutral, lower machine, stop engine, set park brake, remove ignition key and wait for all moving parts to stop before dismounting. 9. Ground Speed: Travel speed can vary between 2 and 5 mph (3 and 8 km/h) depending on the soil and terrain conditions. It is the responsibility of the operator to note the condition of the job being done and set the speed to obtain a quality tilling job and maintain control of the machine.
Operation - 25 Series Rotary Tiller Transporting When transporting the machine, review and follow these instructions: 1. Be sure all bystanders are clear of the machine. 2. Be sure that the machine is securely attached to the tractor and all retainer pins are installed. 3. Clean the SMV emblem, lights and reflectors and be sure they are working. 4. Be sure you are in compliance with all applicable lighting and marking regulations when transporting. Check with your local authorities. 5.
Operation - 25 Series Rotary Tiller 7. Move to storage area. 8. Select an area that is dry, level and free of debris. 9. Place blocks under the Depth Gauge Shoes. 10. Unhook from tractor. 11. If the machine cannot be placed inside, cover with a waterproof tarpaulin and tie securely in place. 12. Store the machine in an area away from human activity. 13. Do not allow children to play on or around the stored machine.
Operation - 25 Series Rotary Tiller Theory of Operation 21
Maintenance - 25 Series Rotary Tiller Maintenance Service Follow Maintenance Safety Instructions as outlined. Fluids and Lubricants 1. Hydraulic Oil: -- Use standard hydraulic oil for all operating conditions. 2. Gear Box Oil: -- Use an SAE 85W90 gear oil for all operating conditions. -- Gear Box Capacity: 1 U.S. quart (0.85 liter) 3. Chain Case Grease: -- Use a multi purpose grease for all operating conditions. -- If chain case is removed, refill with 800 grams of grease. 4.
Maintenance - 25 Series Rotary Tiller Servicing Intervals The periods recommended below are based on normal operating conditions. Severe or unusual conditions may require more frequent lubrication or oil changes. 8 Hours or Daily: Telescoping Tubes and Quick Disconnect 20 Hours 1. Lubricate PTO driveline (7 locations). Alert When using the safety chains supplied with the PTO shaft, the shield bearings must be kept lubricated. 80 Hours or Once a Season: 2.
Maintenance - 25 Series Rotary Tiller 40 Hours 1. Check gearbox oil level. -- add as required. 2. Add approximately 10 squirts of grease in chain case. Annually 1. Change gear box oil. Refill with SAE 85W90 gear oil. 2. Wash machine. A-frame Adjustment When moving the hitch along the front frame to adjust the offset, follow this procedure. 1. Clear the area of bystanders, especially small children. 2. Raise the machine so it is slightly out of the ground. 3.
Maintenance - 25 Series Rotary Tiller Tine Replacement When the Tines are damaged in any way, they will need to be replaced. When replacing, follow this procedure: 1. Clear the area of bystanders, especially small children. 2. Raise the machine until the Tines are slightly above the ground. 3. Stop engine, set park brake, remove ignition key and wait for all moving parts to stop before dismounting. 4. Place blocks under each Depth Gauge Shoe to support the machine. 5.
Maintenance - 25 Series Rotary Tiller Slip Clutch (optional) During normal operation, the slip clutch can release and slip when encountering an obstruction or when overloaded. It is designed to slip when the load exceeds 3 times its nominal rating. When the clutch slips too frequently during normal operating conditions, it is necessary to replace the clutch linings. NOTE: The PTO shafts are shipped with the slip clutch disengaged.
Maintenance - 25 Series Rotary Tiller 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.
Bolt Torque - 25 Series Rotary Tiller Bolt Torque Checking Bolt Torque The tables shown below give correct torque values for various bolts and hex bolts. Tighten all bolts to the torques specified in chart unless otherwise noted. Check tightness of bolts periodically, using bolt torque chart as a guide. Replace hardware with the same strength bolt. Bolt Torque* Bolt Diameter Grade 2 Bolts Grade 5 Bolts Grade 8 Bolts (inches) SAE 2 SAE 5 SAE 8 “A” (lb-ft) (N.m) (lb-ft) (N.m) (lb-ft) (N.m) 0.
Parts - 25 Series Rotary Tiller 40", 48" & 60" 25 Series Drawing 29
Parts - 25 Series Rotary Tiller 30
Parts - 25 Series Rotary Tiller When Ordering Parts Always give your dealer the Model, Color and Serial Number of your machine to assist him in ordering and obtaining the correct parts. Use the exploded view and tabular listing of the area of interest to exactly identify the required part.
Parts - 25 Series Rotary Tiller 32 Item Part Number Description 23 903156 A-Frame Brace Plate 24 967483 Tine - Right 25 967484 Tine - Left 26 983000241 27 967386 28 912303405 Depth Gauge Shoe Bracket 1-1/4" Retainer Ring 1-1/4" Oil Seal 29 912300172 30 959222 Top Sprocket Spacer 2-1/2" OD x 13/16" long 31 81592 3/8" Hex Nut 32 967359 60-B-22 Sprocket 33 959223 Bottom Sprocket Spacer 3" OD x 13/16" long Chain Guard 34 903209 35 982005711 36 967377 37 912300164 38 9
Parts - 25 Series Rotary Tiller Item Part Number Description 61 84072 3/8" x 3/4" Hex Bolt 62 812363 3/8" Lock Nut 63 812026 5/16" x 1" Hex Bolt 64 81569 5/16" Lock Washer 65 9812767 1/2" GR.8 Lock Washer 66 965807 CAT.
Parts - 25 Series Rotary Tiller PTO (Shear Pin) Drawing 34
Parts - 25 Series Rotary Tiller Item Part Number Description F0357 Shaft Complete 908251 Outer Half Shaft - Tractor 908252 Inner Half Shaft w/Shear - Implement 1 907290 Yoke RS 2 920-002 Ser 2 Repair Kit 3 920-004 Outer Tube Yoke 4 920-006 Flexible Pin 5 920-009 Outer Cardan Tube 6 920-010 Inner Cardan Tube 7 930-109 Flexible Pin 8 920-003 Inner Tube Yoke 9 908245 Shear Assembly 10 920-013 Outer Bearing 11 936300 Outer Cone Set 12 920-018 CM.
Parts - 25 Series Rotary Tiller PTO (Slip Clutch) Drawing 36
Parts - 25 Series Rotary Tiller Item Part Number Description F0356 Shaft Complete 908258 Outer Half Shaft 936515 Inner Half Shaft 1 907290 Yoke 2 920-002 Ser 2 Repair Kit 3 920-004 Outer Tube Yoke 4 920-006 Flexible Pin 5 936560 Outer Cardan Tube 6 936561 Inner Cardan Tube 7 930-109 Flexible Pin 8 920-003 Inner Tube Yoke 9 936503 Torque Lim, DF 10 920-013 Outer Bearing 11 936300 Outer Cone Set 12 936504 Outer Safety Tube 13 936505 Inner Safety Tube 14 936506
Parts - 25 Series Rotary Tiller 50", 60", 72" 65 Series Gearbox Drawing Item Part Number 912300164 38 Description Quantity Gearbox Complete 1 1 967300 Housing 1 2 967301 Hex Shaft 35.2mm Diameter 1 3 967302 Cover 110mm Diameter 1 4 967303 Snap Ring, E.35, DIN 471/2 1 5 967304 Snap Ring, I.72, DIN 472 2 6 967305 Snap Ring, I.80, DIN 472 2 7 967314 Ring, 35.2 x 44.7 x .6 As Required 8 967315 Ring, 35.2 x 44.7 x .8 As Required 9 967316 Ring, 35.2 x 44.7 x 1.
Shipping Kit and Bundle Numbers - 25 Series Rotary Tiller Shipping Kit and Bundle Numbers The following is a list of Kit Numbers for this product and the Bundle Numbers, Descriptions, and Quantities for each Kit.
Warranty Farm King Limited Warranty This document limits your warranty rights. Base Limited Warranty Buhler Industries Inc. provides this warranty only to original retail purchasers of its product. Buhler Industries Inc. warrants to such purchasers that all Buhler Industries Inc.
Warranty Authorized Dealer and Labor Costs Repairs eligible for labor under this limited warranty must be made by Buhler Industries Inc. or an authorized Farm King dealer. Buhler Industries Inc. retains the exclusive discretion to determine whether it will pay labor costs for warranty repairs or replacements, and the amount of such costs that it will pay and the time in which the repairs will be made. If Buhler Industries Inc.
Warranty (Note that some provinces or states do not allow limitations on how long an implied warranty lasts or the exclusion or limitation of incidental or consequential damages, so the above limitations and exclusion may not apply to you.) This warranty gives you specific legal rights and you may also have other rights, which vary from province to province or state to state. Buhler Industries Inc.
www.farm-king.com 1330 43rd Street NW Fargo, ND USA 58102 Ph.: 701.282.7014 | Fax: 701.282.5865 Toll Free: 888.524.1004 E-mail: info@buhler.com www.farm-king.com Equipment shown is subject to change without notice. ©2010 Buhler Trading Inc. Printed in USA. TSX:BUI a division of Buhler Industries Inc.
