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Alamo GR60 - page 1
©2007 Alamo Group Inc. GR60 GR72 Published 02/07 Part No.00 775743C OPERA T OR’S MANUAL RHINO ® 1020 S. Sangamon A ve. Gibson City , IL 60936 800-446-5158 Email: parts@servis-rhino.com HEA VY -DUTY ROT AR Y CUTTER This Opera tor's Manual is an integr al part of the safe operation of this machine and must be maintained with the unit at all ...
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Alamo GR60 - page 2
T o the Owner/Operator/Dealer All implements with moving p arts are potentially hazardou s. There is no substitute for a cautious, safe-minded operator who re co gnizes the potential hazards and follows reasonable safety practices. The manufacturer has designed this implement to be used with all it s safety equi pment properly att ached to minimize ...
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Alamo GR60 - page 3
In order to reduce accidents and enha nce the safe operation of mowers, Alamo Gr oup Ag Division, in cooperation with other industry ma nufacturers has developed the AE M/FEMA Industrial and Agricul- tural Mower Safety Practices video and guide book. The video will familiarize and instruct mower -tractor operators in safe practices when using indus ...
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Alamo GR60 - page 4
Alamo Gr oup Ag. Division is willing to pr ovide one (1) AEM Mower Safety Practices V ideo Please Send Me: VHS Format – AEM/FEMA Mower Operator Safety V ideo DVD Format – AEM/FEMA Mower Operator Safety V ideo Mower Operator ’ s Manual AEM Mower Operator ’ s Safety Manual Requester Name Phone: Requester Address: City S tate Zip Code Mower Mo ...
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Alamo GR60 - page 5
©2007 Alamo Group Inc. T ABLE OF CONTENTS SAFETY SECTION ......... ................................. .......................................................... ........... 1- 1 Safety Messages ................ ............. ................ ............. ................ ............. ................ ......... ........... ................ ..... 1 ...
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Alamo GR60 - page 6
©2007 Alamo Group Inc. DRIVING THE TRACTO R AND IMPLEMENT ................. ............. ................. ................ ............. ................ .. .... 4-23 Starting the Tractor .... ................ ............. ................ ............. ................ ................ ............. ...... ................ .......... 4-24 Brak ...
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Alamo GR60 - page 7
Safety Section 1-1 © 2007 Alamo Group In c. SAFETY SECTION ...
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Alamo GR60 - page 8
SAFETY GR60/72 02/07 Safety Section 1-2 © 2007 Alamo Group In c. SAFETY Safety Messages A safe and careful operator is the best oper ator . Sa fety is of primary impor tance to the manufactur er and should be to the owner/operator . Mo st accident s can be avoided by be ing aware of yo ur equipment, your surroundings , and observin g certain preca ...
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Alamo GR60 - page 9
SAFETY GR60/72 0 2/07 Sa fety Section 1-3 © 2007 Alamo Group In c. SAFETY N ever ope ra t e th e T rac t or or I mp l emen t un til you h ave rea d an d completely und erstand this Manua l, the T ractor Operator’s Manual, an d each of the Safety Messages found in the Manual or on the T ractor and Implement. Learn how to stop the tractor engine s ...
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Alamo GR60 - page 10
SAFETY GR60/72 02/07 Safety Section 1-4 © 2007 Alamo Group In c. SAFETY Never allow children to operate, ri de on, or come close to the T ractor or Implement. Usually , 16-17 year-old children who are ma ture and responsible can operate the impleme nt with ad ult superv ision, if they have read and underst and the Operator ’s M anuals, been trai ...
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Alamo GR60 - page 11
SAFETY GR60/72 0 2/07 Sa fety Section 1-5 © 2007 Alamo Group In c. SAFETY Periodically inspect all moving part s for wear and replace when necessary with au thorized service part s. Look for loose fastener s, worn or broken p arts, and leaky or loose fittings. M ake sure all pins have cotter pins and washers. Serious in jury may occur from not mai ...
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Alamo GR60 - page 12
SAFETY GR60/72 02/07 Safety Section 1-6 © 2007 Alamo Group In c. SAFETY Al ways rea d care f u ll y an d comp l y f u ll y w ith th e manu f ac t urer ’ s instructions when handling oil, solvents, cleansers, and a ny other chemical agen t. (SG-22) Never run the T racto r engine in a closed building or without adequate ventilation. T he exhaust f ...
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Alamo GR60 - page 13
SAFETY GR60/72 0 2/07 Sa fety Section 1-7 © 2007 Alamo Group In c. SAFETY There are obvio us and hidden potential hazar ds in the operation of this Mower . REMEMBER! This machine is often operated in heavy brush and in heavy weeds. The Blades of this Mower can throw ob jects if shields are not properly installe d and maintained. Seri ous injury or ...
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Alamo GR60 - page 14
SAFETY GR60/72 02/07 Safety Section 1-8 © 2007 Alamo Group In c. SAFETY Avoid m owing in reverse direction when po ssible. Check to make sure there are no persons behind the mower and use extreme car e when mowing in reverse. Mow only a t a slow ground speed where you can safe ly ope rate and control the tractor and mower . Never mow an area that ...
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Alamo GR60 - page 15
SAFETY GR60/72 0 2/07 Sa fety Section 1-9 © 2007 Alamo Group In c. SAFETY Rotary Mowers are capable under adverse conditions of throwing objects for great distance s (300 feet or more) and causing serious injury or death. Follow safety messages carefu lly . STOP MOWING IF P ASSERSBY ARE WITHIN 100 Y ARDS UNLESS: -Front and Rear Deflectors, Chain G ...
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Alamo GR60 - page 16
SAFETY GR60/72 02/07 Safety Sectio n 1- 10 © 2007 Alamo Group In c. SAFETY Relieve hydraulic pressu re prior to doing any maintenance or rep air work on the Implement. Place the Implemen t on the ground or securely blocked up, disengag e the PT O, and turn of f the tractor engine. Push and pull the Remote Cylinder lever in and out sever al times p ...
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Alamo GR60 - page 17
SAFETY GR60/72 02/07 Safety Section 1-11 © 2007 Alamo Group In c. SAFETY PA R T S I N F O R M AT I O N Rhino mowers use bala nced an d matche d system co mpo nent s for blade car riers, blad es, cu ttershaf ts, knives, knife hangers, roll ers, drivetrain component s, and be arings. These part s are made and tested to Rhino specifications. Non-genu ...
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Alamo GR60 - page 18
SAFETY GR60/72 02/07 Safety Sectio n 1- 12 © 2007 Alamo Group In c. SAFETY Decal Location NOTE: Rhino supplies safety decals on this product to promote sa fe operation. Damage to the deca ls may occur while in shipping, use, or reco nditioning. Rhino cares about the safe ty of it s customers, operators, and bystanders, and will replace the safety ...
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Alamo GR60 - page 19
SAFETY GR60/72 02/07 Safety Section 1-13 © 2007 Alamo Group In c. SAFETY ITEM P ART NO. QTY TYPE DESCRIPTION 1. 00725746 1 PELIGRO Get Manual T ranslated 2. 00773723 1 PELIGRO Rotating Dr iveline T ranslation 3. 007491 17 1 DANGER Multi-Hazard 4. 00756004 1 DANGER D/L Shield missing 5. 00756005 1 D ANGER Rotating Driveline 6. 00756494 1 D ANGER Dr ...
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Alamo GR60 - page 20
SAFETY GR60/72 02/07 Safety Sectio n 1- 14 © 2007 Alamo Group In c. SAFETY Decal Description Peligro T ranslation, If you do no t know how to read English, please find someone who knows how to read English. P/N 00725746 PELIGRO! S p anish T ranslati on for Driveline Safety P/N 00773723 DANGER! Multi-Hazard Decal (Refer T o Front Cover) P/N 007491 ...
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Alamo GR60 - page 21
SAFETY GR60/72 02/07 Safety Section 1-15 © 2007 Alamo Group In c. SAFETY DANGER! Rotating Driveline Keep Away , Contact can cause death. P/N 00756005 DANGER! Make certain that drivelin es are correct length and are se curely attached. P/N 00756494 DANGER! Keep Away Thrown Object s. Inspect the area before mowing and re move foreign material that c ...
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Alamo GR60 - page 22
SAFETY GR60/72 02/07 Safety Sectio n 1- 16 © 2007 Alamo Group In c. SAFETY For safety and to guarantee optimu m product reliability alwa ys use genuine RHINO replaceme nt parts. P/N 00760657 Attention! Do not operate u n til all slip clutches are properly adjust an d ar e not frozen. P/N 00763613 Operator's Manu al (with repair p arts) and wa ...
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Alamo GR60 - page 23
SAFETY GR60/72 02/07 Safety Section 1-17 © 2007 Alamo Group In c. SAFETY Logo Product Name: Rhino P/N D302 P/N D303 Logo Produc t Name: R hino GR72 Logo P/N D316 GR60 Logo P/N D318 ...
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Alamo GR60 - page 24
SAFETY GR60/72 02/07 Safety Sectio n 1- 18 © 2007 Alamo Group In c. SAFETY INFORMA TION - 5 Y ear Gearbox W arranty P/N 00771283 P/N 2738332 Red Reflectors INFORMA TION - Operator ’s Manual Inside P/N 00776481 ...
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Alamo GR60 - page 25
SAFETY GR60/72 02/07 Safety Section 1-19 © 2007 Alamo Group In c. SAFETY Federal Laws and Regulations This section is intend ed to explain in broa d terms the conc ept and effect of federal laws an d regulations concerning emplo yer and employee equ ipment operat ors. This section is not intend ed as a legal interpretation of the law and should no ...
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Alamo GR60 - page 71
Introduction Section 2-1 © 2007 Alamo Group Inc. INTRODUCTION SECTION ...
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Alamo GR60 - page 72
INTRODUCTION GR60/72 0 2/07 Introductio n Section 2- 2 © 2007 Alamo Group Inc. INTRODUCTION This Rotary Cutter is designed with ca re and built with quality materials by skilled worker s. Proper as sembly , maintenance, and ope rating practices, as described in this manual, will help t he owner/operator get years of satisfactory service from the m ...
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Alamo GR60 - page 73
INTRODUCTION GR60/72 0 2/07 Introductio n Section 2- 3 © 2007 Alamo Group Inc. INTRODUCTION These rugged Cutters are desig ned for heavy-duty work. They can mow pastur es, cut brush up to 3" (GR60) and 4" (GR72) in diameter , and control grass and weeds on highways or industrial sites. For Non-Agricultural use, OSHA, ASAE, SAE, an d ANSI ...
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Alamo GR60 - page 74
INTRODUCTION GR60/72 0 2/07 Introductio n Section 2- 4 © 2007 Alamo Group Inc. INTRODUCTION Attention Owner/Operator BEFORE OPERA TING THIS MACHINE: 1. Carefully read the Operator’s Manual, completely understand the Safe ty Messages and instructions, and know how to operate correctly both the tractor and implement. 2. Fill out the Warranty Card ...
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Alamo GR60 - page 75
Assembly Section 3-1 © 2007 Alamo Group In c. ASSEMBL Y SECTION ...
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Alamo GR60 - page 76
ASSEMBLY GR60/72 0 2/07 Assembly Sectio n 3-2 © 2007 Alamo Group In c. ASSEMBL Y A-Frame Assembly (Figure Asm-00049) T o assemble the Mower ’s A-Fr ame, follow the procedures listed below: 1. Attach the mower’s right and left upr ight braces (1) to the mo wer deck frame with one 5/8x 2” bolt (7) and locknut (9) one each side as illus- trated ...
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Alamo GR60 - page 77
ASSEMBLY GR60/72 0 2/07 Assembly Sectio n 3-3 © 2007 Alamo Group In c. ASSEMBL Y T ailwheel Assembly (Asm-0050) T o assemble the Mower ’s T ailWheel, follow the procedure s listed below . NOTE : Certain step s may have been performed by the man ufacturer before delivery . 1. T o attach the t ailwheel assembly (2) to the tailwhee l beam (1), plac ...
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Alamo GR60 - page 78
ASSEMBLY GR60/72 0 2/07 Assembly Sectio n 3-4 © 2007 Alamo Group In c. ASSEMBL Y Check Chains (Extra Equipment) for Lif t-Models (Figure Asm-001 1) Check Chains are available for att achment to front of Mower as an a ccessory . Check chains a re used to control cutting height and especially allow Mower to be lowere d to the same preset cutting hei ...
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Alamo GR60 - page 79
ASSEMBLY GR60/72 0 2/07 Assembly Sectio n 3-5 © 2007 Alamo Group In c. ASSEMBL Y S tabilizer Bars or Sway Chains must be inst a lled and adjusted tightly . Without these bars or chains, serious damage to the Driveline can occur , and broken part s could cause bodily injury to the operator or byst anders. S tabilizer Bars or Sway Chains are availab ...
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Alamo GR60 - page 80
ASSEMBLY GR60/72 0 2/07 Assembly Sectio n 3-6 © 2007 Alamo Group In c. ASSEMBL Y Deflector Corner Plate ( Figure Asm-0004) 1. Attach th e corner plate (1) to the side of the deck with a 1/2" x 1-1/4" Bo lt (2), and Lo cknut (2). Rear Deflectors (S t andard Equipment) Rear Deflector (Figure Asm-0005 ) 1. Attach both Deflectors (1 & 2) ...
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Alamo GR60 - page 81
ASSEMBLY GR60/72 0 2/07 Assembly Sectio n 3-7 © 2007 Alamo Group In c. ASSEMBL Y Front Chainguards (Optional Equipment) Chainguards Front and Rear Chain Guar ds (Optional Equipment) are recomme nded for higher than normal u sage (10 0 hours or more per year) and will provid e protection from thrown objects with careful operation. Chain Guards must ...
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Alamo GR60 - page 82
ASSEMBLY GR60/72 0 2/07 Assembly Sectio n 3-8 © 2007 Alamo Group In c. ASSEMBL Y Driveline Att achment - GR60 (Figure Asm-0051) Before starting a ssembly , make certain that all paint, dirt, and grease are removed from gearbox shaft (1). T o ea se assembly apply a light co at of grease to splines and assemble. Do not assemble a driveline without a ...
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Alamo GR60 - page 83
Operation Sectio n 4- 1 © 2007 Alamo Group In c. OPERA TION SECTION ...
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Alamo GR60 - page 84
OPERATION GR60/72 02/07 Operation Sec tio n 4- 2 © 2007 Alamo Group Inc. OPERA TION RHINO GR60/72 HEA VY - DUTY ROT AR Y MOWER OPERA TION INSTRUCTIONS Rhino Gyro 60 and 72 (GR60/72) heavy -duty rotary mowers ar e manufactured with qualit y material by skilled workers. These rugged mowers are engineered to cut material up to 4” in diameter and de ...
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Alamo GR60 - page 85
OPERATION GR60/72 02/07 Operation Sec tio n 4- 3 © 2007 Alamo Group In c. OPERA TION 1. S t andard Equipment and Specifications GR60 GR72 Horsepower Required (Min.) 30 HP 40 HP Cutting Capacity (Max.) 4” 4” Cutting Height (Min.) 1-9/16” 1-3/4” Safety Defl ector Chain Guar d Chain Guar ds Cutting Width 60” 72” Overall Wid th 67-1/4” 7 ...
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Alamo GR60 - page 86
OPERATION GR60/72 02/07 Operation Sec tio n 4- 4 © 2007 Alamo Group Inc. OPERA TION 2. OPERA TOR REQUIREMENTS Safe operation of the unit is the responsibility of a qualifi ed operator . A qualified operator ha s read and understands th e implement and tractor Operator’s Ma nuals and is experienced in implem ent and tractor operation and all asso ...
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Alamo GR60 - page 87
OPERATION GR60/72 02/07 Operation Sec tio n 4- 5 © 2007 Alamo Group In c. OPERA TION 3. TRACT OR REQUIREMENTS The tractor used to operate the mower must have the power capacity to lif t, pull, and operate the Power T ake Off (P TO) at the mowe r ’s rated speed while traveling at a ground speed betwee n 2 and 5 MPH. Operating the mower with a tra ...
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Alamo GR60 - page 88
OPERATION GR60/72 02/07 Operation Sec tio n 4- 6 © 2007 Alamo Group Inc. OPERA TION 3.3 T r actor Horsepower The power re quired to ope rate a mower is dete rmined by th e tractor PTO horsepower . For most mow ing conditions, the GR60/72 mower re quires at tractor with at least 30 and 40 HP , respectively . Operating the mower with a tractor that ...
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Alamo GR60 - page 89
OPERATION GR60/72 02/07 Operation Sec tio n 4- 7 © 2007 Alamo Group In c. OPERA TION 3.6 Power T ake Off (PTO) Depending on th e unit, the mower is designed to ope rate at a P TO spee d of 540 or 1000 RPM. Most tracto rs operate at either 540, or a combina tion of 540 and 1000 RPM PT O speeds. The operating speed of the mower and tractor ca n be d ...
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Alamo GR60 - page 90
OPERATION GR60/72 02/07 Operation Sec tio n 4- 8 © 2007 Alamo Group Inc. OPERA TION 4.1 Boarding the T ractor Use both hands and equ ipped handrails and steps for supp ort when boarding th e tractor . Never use co ntrol levers for suppor t when mounting the tractor . Seat your self in the operator’s seat and secure th e seat belt around you. Nev ...
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Alamo GR60 - page 91
OPERATION GR60/72 02/07 Operation Sec tio n 4- 9 © 2007 Alamo Group In c. OPERA TION 5. ST ARTING THE TRACTOR The operat or must have a complete un derstanding of th e placemen t, function , and operatio nal use of all tractor cont rols before starting the tracto r . Review the tractor operator’s manual and consult an authorized dealer for tract ...
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Alamo GR60 - page 92
OPERATION GR60/72 02/07 Operation Section 4- 10 © 2007 Alamo Group Inc. OPERA TION 1. Make sure the tractor is equipped with the correct PT O shaft. Chan ge shaft s if needed. 2. Shorten or remove th e tractor drawbar to avoid interference wh en raising and lowering the mower . 3. Board the tractor an d start the engine . Position the tr actor to ...
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Alamo GR60 - page 93
OPERATION GR60/72 02/07 Operation Section 4- 11 © 2007 Alamo Group In c. OPERA TION 7.1 Setting Mower Height 1. Park the tractor and mowe r on level ground. 2. Using the 3-point hitch control lever , positio n the front of the mower with th e side skids 1” less off the ground than desired cut height. For example , for a 3” cut, positio n the s ...
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Alamo GR60 - page 94
OPERATION GR60/72 02/07 Operation Section 4- 12 © 2007 Alamo Group Inc. OPERA TION 7 . 2 S e tti ng D ec k Pit c h T o facilitate safe and effi cient operation, the mower should be oper ated with th e deck approx imately 3/4” LOWER IN THE FRONT THAN THE RE AR. The correct deck pitch is obtained as fo llows: 1. Lower the mower until the rear o f ...
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Alamo GR60 - page 95
OPERATION GR60/72 02/07 Operation Section 4- 13 © 2007 Alamo Group In c. OPERA TION 8.1 Driveline Length Check When fitting the mower to the tractor , the telescoping dr iveline must be inspected to ensure that at its most compressed position, the pr ofiles do not “bottom out”, and whe n at its farthest extended po sition, there is sufficie nt ...
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Alamo GR60 - page 96
OPERATION GR60/72 02/07 Operation Section 4- 14 © 2007 Alamo Group Inc. OPERA TION GR60 Mowers Only Shorten the driveline profiles as follows: • Remove the drive line fro m the tractor . • Raise and lower the mower to find the position with the shorte st dist ance between the tr actor PT O shaft and cutter ge arbox. Shut down the tractor and s ...
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Alamo GR60 - page 97
OPERATION GR60/72 02/07 Operation Section 4- 15 © 2007 Alamo Group In c. OPERA TION 9. PRE-OPERA TION INSPECTION AND SERVICE Before each use, a pre-ope ration inspection and se rvice of the implement and tractor must be performed. This includes routine maintenan ce and scheduled lubricat ion, inspecting that a ll safety devices are equipped and fu ...
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Alamo GR60 - page 98
OPERATION GR60/72 02/07 Operation Section 4- 16 © 2007 Alamo Group Inc. OPERA TION 9.1 T racto r Pre-Operation Inspection/Service Refer to the tr actor operator’s manual to ensure a complete pre-operation inspection and scheduled service is performed accordi ng to the manufacturers recommenda tions. The following are some of the items that requi ...
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Alamo GR60 - page 99
OPERATION GR60/72 02/07 Operation Section 4- 17 © 2007 Alamo Group In c. OPERA TION • Perform scheduled lubrication as det ailed in the maintenance section. • Ensure all decals are in place and legible. • Ensure the dr ive line is secur ely attached to tractor . Make sure the driveline yoke locking colalr is securely seated in the gr oove s ...
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Alamo GR60 - page 100
OPERATION GR60/72 02/07 Operation Section 4- 18 © 2007 Alamo Group Inc. OPERA TION • Ensure the t ailwheel beam p osition support bolts are properly intalled and tightened. • Inspect all bolt s and screws and tighten to the recommended torque. OPS-R-00 45_A • Ensure the tractor P TO ma ster shield and the mower slip clutch shield are in plac ...
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Alamo GR60 - page 101
OPERATION GR60/72 02/07 Operation Section 4- 19 © 2007 Alamo Group In c. OPERA TION • Inspect blades and blade bo lts for looseness and excessive wear . Make sure the mower is securely blocked up before crawling beneath. Replace damaged, worn an d missing blades as complete sets to maint a in rotary balance during operation. • Ensure carrier h ...
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Alamo GR60 - page 102
OPERATION GR60/72 02/07 Operation Section 4- 20 © 2007 Alamo Group Inc. OPERA TION Inspect the Blades daily for abnormal wear . REPLACE BOTH BLAD ES on that carrier IMMEDIA TEL Y if either blade has: • Become bent or deformed fro m it’ s original sh ape or • Any cracks are visib l e, or • Deep gouges in the bl ad e’s surface are pe rsent ...
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Alamo GR60 - page 103
OPERATION GR60/72 02/07 Operation Section 4- 21 © 2007 Alamo Group In c. OPERA TION Rotary Mower PRE-OPERA TION Inspection Mower ID#________________ Make ____________________ Date: ________________ Shift ____________________ Before conducting the inspection, make sur e the tractor engine is off, all rotation has stopped and the tractor is in park ...
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Alamo GR60 - page 104
OPERATION GR60/72 02/07 Operation Section 4- 22 © 2007 Alamo Group Inc. OPERA TION T ractor PRE-OPERA TION Inspection Mower ID#________________ Make ____________________ Date: ________________ Shift ____________________ Before conducting the inspection, make sur e the tractor engine is off, all rotation has stopped and the tractor is in park with ...
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Alamo GR60 - page 105
OPERATION GR60/72 02/07 Operation Section 4- 23 © 2007 Alamo Group In c. OPERA TION 10. DRIVING THE TRACTOR AND IMPLEMENT Safe tractor transport requ ires the operator possess a tho rough knowledge of the m odel being operated and precautions to t ake while driving with an a ttached implem ent. Ensure the tractor has the ca p acity to handle the w ...
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Alamo GR60 - page 106
OPERATION GR60/72 02/07 Operation Section 4- 24 © 2007 Alamo Group Inc. OPERA TION 10.1 St arting the T ractor The procedure to st art the tractor is model specific. Refer to the tractor operator’s manual for st arting procedures for your p articular tractor . Consult an authorized dealer if the st arting procedure is unclear . Ensure the 3-poin ...
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Alamo GR60 - page 107
OPERATION GR60/72 02/07 Operation Section 4- 25 © 2007 Alamo Group In c. OPERA TION 10.3 Raising the Mower Using the tractor 3-point hi tch control lever , raise the mower off the gro und about 6”, or just h igh enough to cle ar any ground ob stacles. When raising the mower , make su re all connection p oints are secure ly attached and at least ...
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Alamo GR60 - page 108
OPERATION GR60/72 02/07 Operation Section 4- 26 © 2007 Alamo Group Inc. OPERA TION Crossing Ditches and S teep Incline s When crossing ditches with steep banks or go ing up sharp inclines, it is possib le that the main driveline inner profile will pene trate into the outer housing to its maximum depth until the assembly beco mes solid (driveline i ...
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Alamo GR60 - page 109
OPERATION GR60/72 02/07 Operation Section 4- 27 © 2007 Alamo Group In c. OPERA TION Inclines and ditches should be app roached along a line which is at an an gle as shown. This type of path will reduce the possib ility of over-collapse of the driveline and re sulting damag e. If the gradient is so steep that such an approach increase s the possibi ...
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Alamo GR60 - page 110
OPERATION GR60/72 02/07 Operation Section 4- 28 © 2007 Alamo Group Inc. OPERA TION M any var i e d o bj ec t s, suc h as w i re, ca bl e, rope, or c h a i ns, can b ecome en t ang l e d i n th e operating p arts of the m ower head. These items could th en swing outside the housin g at greater v elocities than the blades. Such a situation is ext re ...
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Alamo GR60 - page 111
OPERATION GR60/72 02/07 Operation Section 4- 29 © 2007 Alamo Group In c. OPERA TION Rotary Mowers are capable under adverse conditions of throwing objects for great distance s (300 feet or more) and causing serious injury or death. Follow safety messages carefu lly . STOP MOWING IF P ASSERSBY ARE WITHIN 100 Y ARDS UNLESS: -Front and Rear Deflector ...
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Alamo GR60 - page 112
OPERATION GR60/72 02/07 Operation Section 4- 30 © 2007 Alamo Group Inc. OPERA TION 1 1.4 PTO RPM and Ground S peed Ground speed for mowing will depend upon the height, type , and density of vege tation to be cut. Recommend ed speed for efficient mowe r performance is be tween 2 and 5 mph. Operate the mower at its full rated PT O speed to maintain ...
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Alamo GR60 - page 113
OPERATION GR60/72 02/07 Operation Section 4- 31 © 2007 Alamo Group In c. OPERA TION Mow only in conditions where you have clear visi bility in daylight or with adequate artificial lighting. Never mow in darkness or foggy cond itio ns where you cannot clearly see at least 100 yards in front and to the sides of the tractor and mowe r . Make sur e th ...
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Alamo GR60 - page 114
OPERATION GR60/72 02/07 Operation Section 4- 32 © 2007 Alamo Group Inc. OPERA TION Do not let the Blades turn when the Mower Deck is r aised for an y re ason, including clearance or for turning. Raising the Mower deck exposes the Cutting Blades which creates a potentially seri ous hazard and could cause serious injury o r even death from object s ...
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Alamo GR60 - page 115
OPERATION GR60/72 02/07 Operation Section 4- 33 © 2007 Alamo Group In c. OPERA TION Never stand or allow ano ther person to stand betwee n a running T ractor and the Mower when disconnecting th e Implement from the T ractor 3- point hitch. 11 . 6 S hutting Down the Implement T o shut down the implement, first bring the tra ctor to a complete stop. ...
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Alamo GR60 - page 116
OPERATION GR60/72 02/07 Operation Section 4- 34 © 2007 Alamo Group Inc. OPERA TION T o disconnect the mower , first extend the tractor 3- p oint hitch top link to remove tension on the top link h itch pin. When th e pin is loose and easy to rot ate, r emove the pin from the mower . Next remove both l ower hitch pins. A fter d isconnecting the 3 li ...
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Alamo GR60 - page 117
OPERATION GR60/72 02/07 Operation Section 4- 35 © 2007 Alamo Group In c. OPERA TION 13. MOWER STORAGE Properly prep aring and storing the mowe r at the end of the season is critical to maintaining it s appearance and to help ensure years of de pendable service. The following are sugg ested storage procedures: • Thoroughly clean all debr is off t ...
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Alamo GR60 - page 118
OPERATION GR60/72 02/07 Operation Section 4- 36 © 2007 Alamo Group Inc. OPERA TION Before transporting th e tractor and mower , idle the tractor engine, disengag e the PT O and wait for all mower moving parts to come to a complete stop. Once all mower part s are completely stopped, raise the mower to transport height. NOTE: When raising the mower ...
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Alamo GR60 - page 119
OPERATION GR60/72 02/07 Operation Section 4- 37 © 2007 Alamo Group In c. OPERA TION 14.1 T ransp orting on Public Roadways Extreme caution should be used wh en transporting the tractor an d impleme nt on public roadways. The tractor must be eq uipped with all required safety warn ing featur es including a SMV emble m and flash ing warning lights t ...
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Alamo GR60 - page 120
OPERATION GR60/72 02/07 Operation Section 4- 38 © 2007 Alamo Group Inc. OPERA TION When operating on public roads, have consideration for other road u sers. Pull to the side of the road occasionally to allow all following traffic to pass. Do not exceed the lega l speed limit set in your country for agricultural tra ctors. Always stay alert when tr ...
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Alamo GR60 - page 121
OPERATION GR60/72 02/07 Operation Section 4- 39 © 2007 Alamo Group In c. OPERA TION Use adequately sized and rated traile rs and equipment to transport the tractor and imp lement. Consult an author ized dealer to determine the prop er equipment required. Using a dequately sized chains, heavy duty straps , cables and/or binders, securely tie down b ...
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Alamo GR60 - page 122
OPERATION GR60/72 02/07 Operation Section 4- 40 © 2007 Alamo Group Inc. OPERA TION 15. TROUBLESHOOTING GUIDE Problem Possible Cause Remedy Not Cutting Clean Blades dull. Sharpen or rep lace Blades. Blade rot ation incorrect. Use correct Blade for Carrier . Using S traig ht Blades Use Fan Blades in grass. Carrier RPM too low . Increase PT O speed. ...
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Alamo GR60 - page 123
OPERATION GR60/72 02/07 Operation Section 4- 41 © 2007 Alamo Group In c. OPERA TION Problem Possible Cause Remedy Blades Wear Fast Cutting in sandy or ro cky conditions Increase cutting height. Blades too sof t. Replace Blades with harde ned , high-quality , Rhino Blades from the manufact urer . Blade Bolts W orking Loose Bolts not tighte ned. T i ...
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Alamo GR60 - page 124
OPERATION GR60/72 02/07 Operation Section 4- 42 © 2007 Alamo Group Inc. OPERA TION Problem Possible Cause Remedy Slip Clutch Slipping Excessive load . Reduce ground speed and/or ra ise (See Clutch Maintena nce). Excessivel y Mower . S prings weak. Replace S prings. Improper adjustment. Re-adjust Slip Clutch. T oo much power for Slip Clutch. Reduce ...
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Alamo GR60 - page 125
Maintenanc e Sec tio n 5- 1 © 2007 Alamo Group Inc. MAINTENANCE SECTION ...
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Alamo GR60 - page 126
MAINTENANCE GR60/72 02/0 7 Maintenance Section 5-2 © 2007 Alamo Group Inc. MAINTENANCE Before operat ing your Rotary Cutt er , make sure it is properly lubricated and thor oughly insp ected. Only a minimum of time and effort is req uired to regularly lubr icate and maint ain this machine to provide long life and trouble free oper ation. Always dis ...
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Alamo GR60 - page 127
MAINTENANCE GR60/72 02/0 7 Maintenance Section 5-3 © 2007 Alamo Group Inc. MAINTENANCE Gearbox Lubrication (Figur e Mnt-0001 and Mnt-001 1) The Gearbox was filled wit h oil at the factory . However , it is necessary t hat the opera tor check the Gearbox before operations. The oil shou ld be up level of the T est Plug on the side of the Gearbox. Th ...
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Alamo GR60 - page 128
MAINTENANCE GR60/72 02/0 7 Maintenance Section 5-4 © 2007 Alamo Group Inc. MAINTENANCE Driveline Lubrication Grease Fittings are located on the Cross Assembly of each U-Jo int and on the Round Housin g. Grease the U- Joint af ter each 8 hours of use. Do not force grea se through the Needle Cup Assemblie s. Grease the Round Housing afte r every 8 h ...
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Alamo GR60 - page 129
MAINTENANCE GR60/72 02/0 7 Maintenance Section 5-5 © 2007 Alamo Group Inc. MAINTENANCE Blade Servicing Inspect blades before each use to determine that they ar e properly insta lled and in good condition. Replace any blade that is bent, excessively nicked, worn, or has any other damage. Small nicks can be ground o ut when sharpening . When sharpen ...
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Alamo GR60 - page 130
MAINTENANCE GR60/72 02/0 7 Maintenance Section 5-6 © 2007 Alamo Group Inc. MAINTENANCE Blade Removal T o remove blades for sharpening or repla cement, remove the cover pl ate on deck of cutter near gear box. Remove lock nut from blade bolt. NOTE: Inspect lock nut af te r rem oval and re place if th reads are damaged. Always r eplace nut when repla ...
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Alamo GR60 - page 131
MAINTENANCE GR60/72 02/0 7 Maintenance Section 5-7 © 2007 Alamo Group Inc. MAINTENANCE Slip Clutch - GR60 A slip clutch is incorporated in the P TO driveline . It is designed to slip, absorb the shock load, and protect the driveline. There are two types of clutches furnished. ( 1 ) A clutch w ith 8 coil springs and (2) A clutch with a single disc ...
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Alamo GR60 - page 132
MAINTENANCE GR60/72 02/0 7 Maintenance Section 5-8 © 2007 Alamo Group Inc. MAINTENANCE T orque Limiter - GR72 Avoid overheating of the T orque Limiter by too long or too frequent slipping, as this can d amage the fric tion plates and limiter parts. When checking T orque Li m iter for overheating, DO NOT touch with hand . T orque Limiter could be e ...
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Alamo GR60 - page 133
MAINTENANCE GR60/72 02/0 7 Maintenance Section 5-9 © 2007 Alamo Group Inc. MAINTENANCE GR60 Gearbox Maintenance ITEM QTY DESCRIPTION 11C a s i n g 2 1 Bearing , Lo we r Ou tp ut 3 1 Seal, Lower Output 6 1 Nut, Slotted 71C o t t e r P i n 8 1 Shaft, Output 9 1 Gear , Output 10 1 Nut, Slotted 1 1 1 Cotter Pin 12 3 Bearing, Upper Output, Inner & ...
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Alamo GR60 - page 134
MAINTENANCE GR60/72 02/07 Main tenance Section 5-10 © 2007 Alamo Group Inc. MAINTENANCE Right Angle Gearbox (Outboard) A ssembly & Disassembly Procedures Input Shaf t Removal 1. Place Gearbox on appropr iate work surface. 2. Remove V en t Plug (item #16) or Complete T op Cover (item #1 8). 3. T urn Gearbox upside down allowing Oil to drain fro ...
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Alamo GR60 - page 135
MAINTENANCE GR60/72 02/07 Main tenance Section 5-11 © 2007 Alamo Group Inc. MAINTENANCE Output Shaf t Inst allation 1. Install Upper Ou tput Shaft Bearing Cu p (item # 12 ) in to Main Housing from the top, Inst all Output Shaft Lower Bearing Cup (item # 2) into Main Housing (item # 1) from the bottom, Make sure both Bearing Cup are seated firml y ...
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Alamo GR60 - page 136
MAINTENANCE GR60/72 02/07 Main tenance Section 5-12 © 2007 Alamo Group Inc. MAINTENANCE St o r a g e Y our rot ary cutter represent s an investment from which you shou ld get the greatest possible benefit. Therefore, when the sea son is over , the cutter sh ould be thoroug hly checked and prepar ed for storage so that a minimum amount of work will ...
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Alamo GR60 - page 137
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Alamo GR60 - page 138
RHINO LIMITED W ARRANTY 1. LIMITED W ARRANTIES 1.01. Servis-Rhino warrants for one year from the purchase date to the original non-commercial, governmental, or municipal purc haser (“Purchaser”) and warrants for six months to the original commercial or industrial pur chaser (“Purchaser”) that the goods purch ased are free from defects in ma ...
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Alamo GR60 - page 139
T O THE OWNER/OPERA TOR/DEALER In addition to the standard Lim ited W arranty shown on the facing page, Servis-Rhino also pr ovides: 1.) ONE-YEAR (12 months) {or 6 mo nth for Commercial/Industrial Us ers} LIMITED W ARRANTY on the DRIVELINE component s provided they have been prope rly maintained† and have no t been subjected to abuse or mis-use. ...
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Alamo GR60 - page 140
GR60/72-SOM-02/0 7 P/N 00775743C Printed U.S.A GR 60/72 ROT AR Y CUTTER ...
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Alamo GR60 - page 141
SERVIS-RHINO ® 1020 S. Sangamon Ave. Gibson City, IL 60936-9907 Please fold (do not tear), tape, and drop in any mailbox. PLEASE FILL OUT OWNER W ARRANTY REGISTRA TION INFORMA TION SIGN, AND DROP LAST COPY IN ANY MAILBOX. IMPOR T ANT! T O PLACE THIS W ARRANTY IN EFFECT , THIS W ARRANTY REGISTRA TION MUST BE FILLED OUT , SIGNED, AND MAILED WITHIN 3 ...
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Alamo GR60 - page 142
• I have informed the Purchaser of this product of W arranty terms, provisions, and procedures that are applicable, reviewed the contents of the Operator ’ s Manual including safety equipment, safe operation, and maintenance, reviewed the Safety Signs on implement (and tractor if possible), shown the AEM Mower Safety Practices V ideo, and revie ...
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Alamo GR60 - page 143
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Alamo GR60 - page 144
• I have informed the Purchaser of this product of W arranty terms, provisions, and procedures that are applicable, reviewed the contents of the Operator ’ s Manual including safety equipment, safe operation, and maintenance, reviewed the Safety Signs on implement (and tractor if possible), shown the AEM Mower Safety Practices V ideo, and revie ...
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Alamo GR60 - page 145
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Alamo GR60 - page 146
• I have informed the Purchaser of this product of W arranty terms, provisions, and procedures that are applicable, reviewed the contents of the Operator ’ s Manual including safety equipment, safe operation, and maintenance, reviewed the Safety Signs on implement (and tractor if possible), shown the AEM Mower Safety Practices V ideo, and revie ...
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