Bush Hog RT72GR Operating Manual

Roto hog rtg series?tillers

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Published 05/16 Revised 08/18

OPERATOR'S MANUAL

This Operator's Manual is an integral part of the safe op-

eration of this machine and must be maintained with the

unit at all times. READ, UNDERSTAND, and FOLLOW the

Safety and Operation Instructions contained in this man-

ual before operating the equipment.

BUSH HOG

2501 Griffin Avenue

Selma, Al. 36703

334-874-2700

www.bushing.com

RTG SERIES TILLERS

RT60G, RT72G, RT84G

RT60GR, RT72GR, RT84GR

(ROTO HOG)

MODELS

Part No. 50075234

www.bushing.com

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Summary of Contents for Bush Hog RT72GR

Page 1 RTG SERIES TILLERS (ROTO HOG) MODELS RT60G, RT72G, RT84G RT60GR, RT72GR, RT84GR Published 05/16 Revised 08/18 Part No. 50075234 OPERATOR’S MANUAL This Operator's Manual is an integral part of the safe op- eration of this machine and must be maintained with the unit at all times.
Page 2 Observe the rules of safety and common sense! Dealer Telephone Model Number Owner Purchase Date Serial Number SERIAL NUMBER LOCATION WARRANTY INFORMATION: Read and understand the complete Warranty Statement found in this manual. Be sure your dealer has filed your Warranty on line with Bush Hog at time of purchase.
Page 3: Table Of Contents
TABLE OF CONTENTS SAFETY SECTION ........................1-1 General Safety Instructions and Practices................1-2 Operator Safety Instructions and Practices ................1-4 Equipment Operation Safety and Practices ................1-5 Transporting Safety Instructions and Practices..............1-6 Maintenance and Servive Safety Instructions and Practices ..........1-7 Storage and Parking Safety Instructions and Practices............1-10 Parts Information .......................1-11 Safety Decals ........................1-12 Federal Laws and Regulations ..................1-17...
Page 4 MAINTENANCE SECTION....................5-1 Lubrication............................5-2 Outboard Bearing ..........................5-2 Top Gearbox.............................5-3 Side Gearbox ...........................5-3 Driveshaft Lubrication........................5-4 Slipclutch Maintenance ........................5-5 General Maintenance ........................5-6 Fastener Torque Chart ........................5-7...
Page 5: Safety Section
SAFETY SECTION Safety Section 1-1...
Page 6: General Safety Instructions And Practices
SAFETY General Safety Instructions and Practices A careful operator is the best operator. Safety is of primary importance to the manufacturer and should be to the owner/operator. Most accidents can be avoided by being aware of your equipment, your surroundings, and ob- serving certain precautions.
Page 7 SAFETY Never operate the Tractor or Implement until you have read and completely understand this Manual, the Tractor Operator’s Manual, and each of the Safety Messages found in the Manual or on the Tractor and Implement. Learn how to stop the tractor engine suddenly in an emergency.
Page 8: Operator Safety Instructions And Practices
SAFETY Operator Safety Instructions and Practices The operator and all support personnel should wear hard hats, safety shoes, safety glasses, and proper hearing protection at all times for protection from injury including injury from items that may be thrown by the equipment.
Page 9: Equipment Operation Safety And Practices
SAFETY Extreme care should be taken when operating near loose objects such as gravel, rocks, wire, and other debris. Inspect the area before tilling. Foreign objects should be removed from the site to prevent machine damage and/or bodily injury or even death.
Page 10: Transporting Safety Instructions And Practices
SAFETY Do not exceed the rated PTO speed for the Implement. Excessive PTO speeds can cause Implement driveline or blade failures resulting in serious injury or death. (SG-26) Operate the Tractor and/or Implement controls only while properly seated in the Tractor seat with the seat belt securely fastened around you.
Page 16 Decal, Read Manual D628 Danger Decal Decal, Crush Hazard / Pinch Points D829 Danger Decal Decal, Multilingual D898 Danger Decal Decal, Thrown Objects RT60GR, RT72GR & RT84GR Only -------- Reflector SMV Plackard RTG SERIES TILLER 05/16 Safety Section 1-12 © Alamo Group.Inc.
Page 23: Introduction Section
INTRODUCTION SECTION Introduction Section 2-1...
Page 24 INTRODUCTION RTG SERIES TILLER 05/16 Introduction Section 2-2...
Page 25 The RT72G requires between 35 HP - 55 HP with adequate front end weight. The RT72GR requires between 35 HP -55 HP with adequate front end weight. The RT84G requires between 45 HP - 65 HP with adequate front end weight.
Page 26 Attention Owner/Operator BEFORE OPERATING THIS MACHINE: 1. Make sure at time of purchase the selling dealer registered the machines Warranty on line with Bush Hog. NOTE: Warranties are honored only if completed “Owner Registration and Warranty” forms are received byAlamo Group within thirty days of delivery of the implement.
Page 27: Limited Warranty
2. If the unit has been subjected to misapplication, abuse, misuse, negligence, fire or other accident. 3. If parts not made or supplied by Bush Hog have been used in connection with the unit, if, in the sole judge- ment of Bush Hog such use affects its performance, stability or reliability.
Page 29: Assembly Section
ASSEMBLY SECTION Assembly Section 3-1...
Page 30: Assembly
ASSEMBLY Bush Hog RTG series Tillers are shipped from the factory partially assemblied in a shipping crate and requires some assembly before being placed into service. Follow these instructions listed to safely remove the Tiller from the shipping crate and prepare for assembly.
Page 31 ASSEMBLY 8. Carefully remove the “A” Frames, Mast Bars, “A”Frame Cover and bag of fasteners at- tached to the top of the machine for shipping. 9. Attach the R.H. and L.H. “A” Frames to the Inside of the frame braces. From the bag of fasteners use (4) 5/8”...
Page 32 Reverse Rotation Models Only 3/8” x 1” Capscrew (6) Places 3/8” Locknut (6) Places RTG60GR, RT72GR, RT84GR REVERSE ROTATION MODELS ONLY Attach the metal shield to the front of the Tiller using (6) 3/8” x 1” Capscrews and (6) 3/8” Locknuts. RTG SERIES TILLER 05/16 Assembly Section 3-4 ©...
Page 33: Driveline Attachment
ASSEMBLY DRIVELINE ATTACHMENT Before installing driveline to tiller, make sure all dirt, paint and grease are removed from the gearbox shaft. To ease in the installation, a light coat of grease may be applied to the gear- box shaft after cleaning. 1.
Page 34: Lubrication
ASSEMBLY LUBRICATION Important This tiller is shipped from the factory WITHOUT oil in the gearboxes and without grease in the grease fittings. THE UNIT MUST BE SERVICED BEFORE PUTTING IN OP- ERATION. NOTE: Use GL5-85W 140 or Triple Zero Grease which can be poured and has an “EP” Ex- treme Pressure Additives in the Gearboxes.
Page 35 ASSEMBLY SIDE GEARBOX 1. Remove the vent plug on the top of the side gearbox and the small inspection plug at the side of the gearbox. 2. Pour the gear oil into the vent plug hole slowly until the oil starts to come out of the small hole on the side.
Page 36: Conversion From Standard Rotation To Reverse Rotation
To convert the RTG Tiller, standard rotation to a reverse rotation will require the purchase of a Safety Shield to prevent debris from entering the Operator area during operation. The required parts may be ordered from a Bush Hog Dealer. Required parts are as follows:...
Page 37 ASSEMBLY Step 5. Slide the Gearbox to the right untill it clears the hex driveshaft. Remove the Gearbox and place it on a clean level surface with the back of the gearbox down and the input shaft pointing up. This is to prevent the oil from running out while swapping the location of the Breather Plug and the oil plug on the bottom of the box.
Page 38 ASSEMBLY 1/2” x 1-1/4” Bolts Step 8. Place the Gearbox on the mainframe with the Lockwashers Vent Plug Vent plug on top. Move the Gearbox in place, Flatwashers Gearbox aligning the Hex Shaft and the Tube through the Mounting Gearbox. Align the four holes in the mainframe Plate with the Gearbox mounting holes and reinstall the four 1/2”...
Page 39 ASSEMBLY Step 10. Place the Shield to the front lip of the Tiller and align the holes with the slotted holes in the mainframe. Use six 3/8” x 1” Grade 5 Bolts and 3/8” Locknuts to attach the Shield. Shield 3/8”...
Page 41: Operation Section
OPERATION SECTION Operation Section 4-1...
Page 42 OPERATION BUSH HOG RTG SERIES ROTARY TILLER OPERATING INSTRUCTIONS The Tiller is manufactured with quality material by skilled workers. This implement is ideal in horticultural, agricultural, or commercial applications, especially for landscapers, rental yards, vineyards, vegetable farms, and nurseries. The implement is equipped with protective de- flectors to prevent objects being thrown from the implement by the blades, however, no shielding is 100% effective.
Page 43: Standard Equipment And Specifications
OPERATION STANDARD EQUIPMENT and SPECIFICATIONS RTG SERIES RT60G RT72G RT84G RT60GR RT72GR RT84GR Working Width 59“ 70-1/2” 82-1/2” Overall Width 66” 78” 90” Type of Knives “L” “L” “L” Knives Per Flange Number of Flanges Tilling Depth *7-1/2” *7-1/2” *7-1/2” Skid Shoe Settings...
Page 58 OPERATION 9. OPERATING THE TRACTOR AND IMPLEMENT THE OPERATOR MUST COMPLETELY UNDERSTAND HOW TO OPERATE THE TRACTOR AND IMPLEMENT AND ALL CONTROLS BEFORE ATTEMPTING TO OPERATE. The operator must read and understand the Safety and Operation Sections of the implement and tractor operator’s manuals.
Page 60 OPERATION Never attempt to adjust the rotary tiller while the tractor is running. 5. Raise the tiller and remove the blocks. Lower the tiller to the ground. 6. With the tractor at idle RPM and the tiller lifted off of the ground, engage PTO and slowly advance throttle to 540 PTO RPM.
Page 61 OPERATION Do not put hands or feet under Tiller deck. Blade Contact can result in serious injury or even death. Stay away until all motion has stopped and the decks are securely blocked up. (STL 3) 9.5 PTO RPM and Ground Speed Ground speed for operating will depend upon the type of cultivation.
Page 62: Disconnecting The Implement From The Tractor
OPERATION 10. DISCONNECTING THE IMPLEMENT FROM THE TRACTOR Before disconnecting the implement, the PTO must be disengaged and knife rotation at a complete stop. Move the implement to a level storage location and lower it to the ground. If the implement is not resting securely on the ground, block the implement up securely before attempting to disconnect it from the tractor.
Page 63: Transporting The Tractor And Implement
OPERATION 11. IMPLEMENT STORAGE Properly preparing and storing the implement at the end of the season is critical to maintaining its appearance and to help ensure years of dependable service. The following are suggested storage procedures: • Thoroughly clean all debris off the implement to prevent damage from rotting grass and standing water. •...
Page 64 OPERATION Transport only at speeds where you can maintain control of the equipment. Serious accidents and injuries can result from operating this equipment at high speeds. Understand the Tractor and Implement and how it han- dles before transporting on streets and highways. Make sure the Tractor steering and brakes are in good condition and operate properly.
Page 65 OPERATION 13.1 Brake and Differential Lock Setting Make sure the tractor brakes are in good operating condition. Tractor brakes can be set to operate in- dependently allowing single rear wheel braking ac- tion or locked together to provide simultaneous rear wheel braking. FOR MOST DRIVING AND OPERATING CONDITIONS, THE BRAKE PED- ALS SHOULD BE LOCKED TOGETHER TO PROVIDE THE MOST EFFECTIVE BRAKING...
Page 66 OPERATION 13.2 Transporting on Public Roadways Extreme caution should be used when transporting the tractor and implement on public roadways. The tractor must be equipped with all required safety warning features including a SMV emblem and flashing warning lights to alert drivers of the tractor’s presence. Remember that roadways are primarily designed for automotive drivers and most drivers will not be looking out for you, therefore, you must look out for them.
Page 67: Hauling The Tractor And Implement
OPERATION When operating on public roads, have consideration for other road users. Pull to the side of the road occasionally to allow all following traffic to pass. Do not exceed the legal speed limit set in your country for agricultural tractors. Always stay alert when transporting the tractor and implement on public roads. Use caution and reduce speed if other vehicles or pedestrians are in the area.
Page 68: Troubleshooting Guide
OPERATION 14. TROUBLESHOOTING GUIDE PROBLEM POSSIBLE CAUSE POSSIBLE REMEDY Machine makes intermittent Loose knives Tighten knives clicking noise Gear tooth damaged Replace damaged gear PTO Vibrates Worn universal joint Replace universal joint Machine lifted too high Lower machine and readjust tractor lift stop Excessive trash wrapped Remove trash...
Page 69: Maintenance Section
MAINTENANCE SECTION Maintenance Section 5-1...
Page 70: Lubrication
MAINTENANCE Before operating your Tiller, make sure it is properly lubricated and thoroughly in- spected. Only a minimum of time and effort is required to regularly lubricate and main- tain this machine to provide long life and trouble free operation. Always disengage the PTO before raising the Tiller for transporting or making adjustments.
Page 71: Side Gearbox
MAINTENANCE VENT PLUG LOCATION TOP GEARBOX Remove Vent Plug to install gear oil. Re-install vent plug when oil is at proper level. SMALL INSPECTION PLUG Remove and fill with gear oil until oil comes out this hole and then place the plug back into the hole. DO NOT fill past this point.
Page 74: General Maintenance
MAINTENANCE GENERAL MAINTENANCE BLADES Owner / Operator should routinely check the machine for broken and severly worn blades and replace as necessary to keep the tiller in its best working condition. FASTENERS Check the tiller for loose pins, bolts or broken fasteners and tighten or replace as necessary. Refer to Proper Bolt Tongue craft supplied in this manual for proper torque settings of fasteners.
Page 76 MODEL RT60G (SHOWN) MODEL RT60GR (NOT SHOWN) REVERSE ROTATION MODEL RT72G (SHOWN) MODEL RT72GR (NOT SHOWN) REVERSE ROTATION MODEL RT84G (SHOWN) MODEL RT84GR (NOT SHOWN) REVERSE ROTATION ...
Page 78 RT60G, RT72G, RT84G RT60GR, RT72GR, RT84GR ROTARY TILLERS P/N 50075234 Printed in U.S.A. 04-2016...

This manual is also suitable for:

Rt84g Rt72g Rt60gr Rt60g Rt84gr

Bush Hog RT72GR Operating Manual

Safety Section

Introduction Section

Assembly Section

Operation Section

Maintenance Section

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