Bush Hog 2814 Operator's Manual
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Bush Hog 2814 Operator's Manual

Bush Hog 2814 Operator's Manual

Flex-wing rotary cutter/shredder
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Published 08/20
2814 Model
®
BUSH HOG
2501 Griffin Ave.
Selma, AL 36703
334-874-2700
www.bushhog.com
OPERATOR'S MANUAL
© 2020 Alamo Group Inc.
2814/12814
2820/12820
2820R1, 12820R1, 12820S1
2820RR1, 12820RR1, 12820SR1
FLEX-WING ROTARY CUTTER/SHREDDER
12820 Model
MODELS:
2814RR1, 12814RR1
Part No.50073175
$0.00

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  • Page 1 2820/12820 MODELS: 2814RR1, 12814RR1 2820R1, 12820R1, 12820S1 2820RR1, 12820RR1, 12820SR1 FLEX-WING ROTARY CUTTER/SHREDDER Published 08/20 Part No.50073175 OPERATOR’S MANUAL 2814 Model 12820 Model ® BUSH HOG 2501 Griffin Ave. Selma, AL 36703 334-874-2700 www.bushhog.com $0.00 © 2020 Alamo Group Inc.
  • Page 2 PELIGRO DANGER Si vous ne pouvez pas lire Si no puede leer inglés: antes de poner en l'anglais: avant d'utiliser funcionamiento este equipo, solicite que l'équipement, demandez à une alguien le traduzca los mensajes de personne de vous traduire les seguridad o vaya al sitio web para consultar messages de sécurité...
  • Page 3 In order to reduce accidents and enhance the safe operation of mowers, Bush Hog, in cooperation with other industry manufacturers has developed the AEM/FEMA Industrial and Agricultural Mower Safety Practices video and guide book. The video will familiarize and instruct mower-tractor operators in safe practices when using industrial and agricultural mowing equipment.
  • Page 4 Bush Hog will provide one (1) AEM Mower Safety Practices Video Please Send Me: VHS Format – AEM/FEMA Mower Operator Safety Video DVD Format – AEM/FEMA Mower Operator Safety Video Mower Operator’s Manual AEM Mower Operator’s Safety Manual Requester Name:__________________________________Phone:...
  • Page 5 A Manual canister is provided on the implement where this manual can be properly stored. If you lose or damage this manual a free replacement manual can be obtained from an authorized Bush Hog dealer or by down loading the manual from the Bush Hog website www.bushhog.com...
  • Page 6 DEALER to CUSTOMER Pre-Delivery/ Operation Instructions Dealer should inform the Purchaser of this product of Warranty terms, provisions, and procedures that are applicable.Dealer should inform Purchaser to review the contents of the Operator’s Manual including safety equipment, safe operation, and maintenance, to review the Safety Signs on the implement (and tractor if possible), and of Purchaser’s responsibility to train his/her operator's in safe operation procedures.

  • Page 7: Table Of Contents

    TABLE OF CONTENTS SAFETY SECTION ..................1-1 GENERAL SAFETY INSTRUCTIONS AND PRACTICES.................. 1-2 OPERATOR SAFETY ............................1-3 CRUSHING HAZARDS............................1-4 CONNECTING OR DISCONNECTING IMPLEMENT SAFETY ................. 1-5 THROWN OBJECTS HAZARDS ........................1-6 THROWN OBJECTS HAZARD (CONTINUED)....................1-7 RUN OVER HAZARDS ............................1-8 PTO ENTANGLEMENT HAZARDS ........................
  • Page 8 CONNECTING THE MOWER TO THE TRACTOR ....................4-9 Connecting Mower Tongue to the Tractor ......................4-9 Connecting Mower Hydraulic Lines to the Tractor .................... 4-10 SETTING THE MOWER ........................... 4-11 Setting Deck Pitch............................. 4-13 DRIVELINE ATTACHMENT ..........................4-14 Driveline Length Check ............................. 4-14 Constant Velocity (CV) Driveline........................

  • Page 9: Safety Section

    SAFETY SECTION Safety Section 1-1 © 2020 Alamo Group Inc.

  • Page 10: General Safety Instructions And Practices

    NOTE: If you want a translation of this safety section in one of the following Languages, please contact: Translations at 1502 E. Walnut Street Seguin, TX 78155; Fax: (830) 372-9529; Safety Section Translations are available in Spanish, Portuguese, French, German, Russian. PN GS-01 2814/2820 08/20 Safety Section 1-2 © 2020 Alamo Group Inc.

  • Page 11: Operator Safety

    SAFETY OPERATOR SAFETY 2814/2820 08/20 Safety Section 1-3 © 2020 Alamo Group Inc.

  • Page 12: Crushing Hazards

    SAFETY CRUSHING HAZARDS 2814/2820 08/20 Safety Section 1-4 © 2020 Alamo Group Inc.

  • Page 13: Connecting Or Disconnecting Implement Safety

    SAFETY CONNECTING OR DISCONNECTING IMPLEMENT SAFETY 2814/2820 08/20 Safety Section 1-5 © 2020 Alamo Group Inc.

  • Page 14: Thrown Objects Hazards

    SAFETY THROWN OBJECTS HAZARDS 2814/2820 08/20 Safety Section 1-6 © 2020 Alamo Group Inc.

  • Page 15: Thrown Objects Hazard (Continued)

    STOP mowing when EXCESSIVE VIBRATION occurs: 1. STOP PTO and tractor ENGINE. 2. INSPECT mower for vibration source. 3. REPLACE any damage parts and bent or damaged BLADES. PN TO01-X 2814/2820 08/20 Safety Section 1-7 Safety Section 1-7 © 2020 Alamo Group Inc.

  • Page 16: Run Over Hazards

    SAFETY RUN OVER HAZARDS 2814/2820 08/20 Safety Section 1-8 © 2020 Alamo Group Inc.

  • Page 17: Pto Entanglement Hazards

    SAFETY PTO ENTANGLEMENT HAZARDS 2814/2820 08/20 Safety Section 1-9 © 2020 Alamo Group Inc.

  • Page 18: Mower Blade Contact Hazards

    SAFETY MOWER BLADE CONTACT HAZARDS 2814/2820 08/20 Safety Section 1-10 © 2020 Alamo Group Inc.

  • Page 19: High Pressure Oil Leak Hazard

    SAFETY HIGH PRESSURE OIL LEAK HAZARD 2814/2820 08/20 Safety Section 1-11 © 2020 Alamo Group Inc.

  • Page 20: Electrical & Fire Hazard

    SAFETY ELECTRICAL & FIRE HAZARDS 2814/2820 08/20 Safety Section 1-12 © 2020 Alamo Group Inc.

  • Page 21: Transporting Hazards

    SAFETY TRANSPORTING HAZARDS 2814/2820 08/20 Safety Section 1-13 © 2020 Alamo Group Inc.

  • Page 22: Hazards With Maintenance Of Implement

    SAFETY HAZARDS WITH MAINTENANCE OF IMPLEMENT 2814/2820 08/20 Safety Section 1-14 © 2020 Alamo Group Inc.
  • Page 23 SAFETY HAZARDS WITH MAINTENANCE OF IMPLEMENT CONTINUED 2814/2820 08/20 Safety Section 1-15 © 2020 Alamo Group Inc...

  • Page 24: Parts Information

    PARTS INFORMATION PARTS INFORMATION Bush Hog mowers use balanced and matched system components for blade carriers, blades, cuttershafts, knives, knife hangers, rollers, drivetrain components, and bearings. These parts are made and tested to Bush Hog specifications. Non-genuine "will fit" parts do not consistently meet these specifications. The use of “will fit”...

  • Page 25: Decal Location

    SAFETY Decal Location NOTE: Bush Hog supplies safety decals on this product to promote safe operation. Damage to the decals may occur while in shipping, use, or reconditioning. Bush Hog cares about the safety of its customers, operators, and bystanders, and will replace the safety decals on this product in the field, free of charge (Some shipping and handling charges may apply).
  • Page 26 12814 50080370 NAME Bush Hog D587 INSTRUCT Lubrication Decal D548 WARNING 1000 RPM D559 WARNING Genuine Bush Hog Parts SERIAL PLT Serial Number Plate 50035829 INSTRUCT Canister, Operators Manual 50031212 REFLECT Amber Reflector 1006348 WARNING Tire Explosion Hazard (Not Shown)

  • Page 27: Decal Description

    SAFETY Decal Description 2814/2820 08/20 Safety Section 1-19 © 2020 Alamo Group Inc.
  • Page 28 SAFETY 2814/2820 08/20 Safety Section 1-20 © 2020 Alamo Group Inc.
  • Page 29 SAFETY 2814/2820 08/20 Safety Section 1-21 © 2020 Alamo Group Inc.
  • Page 30 SAFETY 2814/2820 08/20 Safety Section 1-22 © 2020 Alamo Group Inc.
  • Page 31 SAFETY 2814/2820 08/20 Safety Section 1-23 © 2020 Alamo Group Inc.
  • Page 32 SECURELY ENGAGE transport latch before transportation or working under wing. FILL CYLINDERS with oil before attempting to lower implement wings. DO NOT OPERATE in transport position or with wings off ground. D565 2814/2820 08/20 Safety Section 1-24 © 2020 Alamo Group Inc.
  • Page 33 BE ALERT TO AVOID DEATH OR SERIOUS INJURY: Before Operating this Mower BE ALIVE ONLY use genuine Bush Hog replacement parts. To prevent serious injury to yourself and/or bystanders, Non-genuine parts can fail be trained in Safe Mowing Practices. Alamo Group...
  • Page 34 übersetzen, oder besuchen Sie die de segurança ou visite a web Website; dort finden Sie übersetzte e obtenha tais mensagens ou os decalques traduzidos. Aufkleber und Sicherheitsmeldungen. Manual do Operador Benutzerhandbuch www.algqr.com/bmp D813 www.algqr.com/bmg 2814/2820 08/20 Safety Section 1-26 © 2020 Alamo Group Inc.
  • Page 35 SAFETY DANGER THROWN OBJECT HAZARD TO AVOID DEATH OR SERIOUS INJURY: DO NOT OPERATE if Thrown Object Shielding is damaged or missing. MAINTAIN Thrown Object Shielding HERE D614 2814/2820 08/20 Safety Section 1-27 © 2020 Alamo Group Inc.

  • Page 36: Federal Laws And Regulations

    Some regulations specify that no one under the age of 16 may operate power machinery. It is your responsibility to know what these regulations are in your own area or situation. (Refer to U.S. Dept. of Labor, Employment Standard Administration, Wage & Home Division, Child Labor Bulletin #102.) 2814/2820 08/20 Safety Section 1-28...
  • Page 38 Contents Acknowledgment ......2 Foreword ........2 Safety Alerts.

  • Page 39: Safety Alerts

    Safety Alerts Symbol Signal Words This Safety Alert Symbol means: “ATTENTION! Signal words are distinctive words that will typically be STAY ALERT! YOUR SAFETY IS INVOLVED!” found on safety signs on the mower and other worksite equipment. These words may also be found in this The Safety Alert Symbol identifi es important safety manual and the manufacturer’s manuals.

  • Page 40: The Industrial/Agricultural Mower

    The Industrial/Agricultural Mower Industrial/Agricultural Mower Types Mowers are used for pasture clipping, crop residue shredding, heavy brush cutting, waterways, right-of- Flail ways, roadside or highway mowing. Also, these mowers are used for cutting grass and other growth in public areas such as parks and cemeteries. Boom Rotary Sickle Bar...

  • Page 41: Follow A Safety Program

    Follow A Safety Program Protect Yourself Wear personal protective clothing and Personal Protective Equipment (PPE) issued to you or called for by job conditions. You must ALWAYS wear safety glasses with side shields. You may also need: — Hard hat —...
  • Page 42 Follow A Safety Program Avoid Injury From Raised Equipment Avoid Injury From High Pressure Fluid Avoid possible crushing injury from falling mower or Avoid fl uid injection injury due to high pressure fl uid leaks. other raised equipment. High Pressure Fluid Can Inject into the Body Avoid Crushing –...
  • Page 43 Follow A Safety Program Be Alert! For Safe Operation Know where to get assistance. Know how to use a fi rst You must be a qualifi ed and authorized operator for aid kit and fi re extinguisher/fi re suppression system. proper operation of your machine.
  • Page 44 Follow A Safety Program Some Rules You Must Work By (continued) Keep — Only qualifi ed and authorized individuals may operate Children this equipment. Away from — Never allow children to play on, ride on or operate Equipment the equipment. Children are not qualifi ed to operate this equipment.

  • Page 45: Prepare For Safe Operation

    Prepare For Safe Operation Check The Mower And Tractor Equipment Before beginning your work day inspect the machine Walk-Around and have all systems in good operational condition. Inspection WARNING! Prevent possible crushing injury from falling equipment. Hydraulic system or part failure could cause unsupported equipment to fall.
  • Page 46 Prepare For Safe Operation Know The Work Area Correct unsafe conditions. Do not operate in problem areas where debris and obstacles cannot be removed Before you operate the mower thoroughly inspect or marked. the work area. Walk around the area and inspect the Analyze mowing area to determine: surfaces you will travel on when using the mower.
  • Page 47 Prepare For Safe Operation Tractor And Mower Controls Safety Test — Raise and lower mower to check for driveline bottoming out or engagement problems. Start the tractor following the specifi c procedures in the — Check the equipment for excessive vibration and manufacturer’s operator’s manual.
  • Page 48 Prepare For Safe Operation Hitching Mower To Tractor Read and Three-point hitch-mounted mowers: Understand Manuals Before — Refer to mower and tractor manufacturers’ manuals. Operating — Place tractor’s hydraulic power lift (rockshaft) selector lever in down position to avoid unexpected movement.

  • Page 49: Start Safely

    Start Safely Make The Right Start Mow only in daylight or good artifi cial light conditions. Rotating Blades – Avoid serious injury or death from mower-thrown Keep Away objects or blade contact: — Keep chain shields, fl exible or solid defl ector shields or discharge chutes in place and in good repair.
  • Page 50 Operate Safely Mower-Thrown Objects (continued) Disc Mowers — When using a disc mower it is Do Not Mow important to know the area to be mowed. If the operator in Reverse has mowed the fi eld before and is familiar with all obstacles that may be present, it is suffi cient to watch ahead of the mower path for any additional objects that may have entered the fi eld.
  • Page 51 Operate Safely Under Mount Mower Safety Practices When mowing with an under mount mower: Never Stand — Keep removable discharge chute in place and over on Mower – Keep Away discharge opening. — Never stand on a mower housing when the tractor engine is operating.
  • Page 52 Operate Safely Wing And Side Mount Mowers Safety Practices 300 ft (92 m) Raised wing positions reduce shielding protection and Keep Bystanders increases the thrown object and blade contact hazard Away from risks. Mowing Area Avoid possible serious injury or death by thrown objects or blade contact from raising and lowering wings during mowing operations: —...
  • Page 53 Operate Safely Uneven Terrain Mowing Safety Practices (continued) Maintain — Use extreme care to maintain control over the Control, Use Low equipment when operating in these conditions. Speeds — Increase tractor stability by adding wheel weights, ballast and increasing wheel spacing to maximum. Refer to operator’s manual for recommendations.

  • Page 54: Park Safely

    Park Safely Parking Safety Practices — Use designated or out-of-traffi c areas. — Use fi rm level ground locations. Parking Brake — Set parking brake. — Lower raised equipment to ground. Shut down the mower and tractor using proper equipment shut down practice before dismounting tractor.

  • Page 55: Perform Maintenance Safely

    Shut Down Safely Dismounting Properly — Never dismount from moving equipment. Wait for — Never jump from any machines. Moving Parts to Stop — Dismount carefully. — Check for slippery steps. — Keep feet and hands away from controls. — Use handholds and steps during dismount. —...
  • Page 56 Perform Maintenance Safely Prepare Yourself Wear personal protective clothing and Personal Protective Equipment (PPE) issued to you or called for by job conditions. You must ALWAYS wear safety glasses with side shields. You may also need: — Hard hat — Safety shoes —...
  • Page 57 Perform Maintenance Safely Prepare The Machine — Securely support, block up, or lock up mower wings with approved locking devices before working near or Stored energy sources (electrical, mechanical, hydraulic, underneath a wing mower. pneumatic, chemical, thermal, etc.) must be controlled —...
  • Page 58 Perform Maintenance Safely Perform Maintenance Safely Use Proper Ventilation Make sure the hoists or jacks you use are in good repair. Never use jacks with cracked, bent, or twisted parts. If it is necessary to run an engine in an enclosed area, Never use frayed, twisted or pinched cables.
  • Page 59 Perform Maintenance Safely Hydraulic System Hazards When venting or fi lling the hydraulic system, loosen the fi ller cap slowly and remove it gradually. The hydraulic system is under pressure whenever the Never reset any relief valve in the hydraulic system to a engine is operating and may hold pressure even after the pressure higher than recommended by the manufacturer.
  • Page 60 Perform Maintenance Safely Avoid Explosion — Observe the polarity of the batteries and connections. — Make the fi nal cable connection to the engine or the WARNING! Avoid possible serious injury from furthest ground point away from the battery. Never explosion.
  • Page 61 Perform Maintenance Safely Tire And Wheel Maintenance (continued) Never cut or weld on a wheel with an infl ated tire mounted on it. This could cause explosive WARNING! The types of wheels and tires usually decompression. found on this equipment require special care when Check that the tire size and wheel are correctly matched.

  • Page 62: Final Word To The User

    Perform Maintenance Safely Mower Blade Maintenance (continued) — Avoid bending blades. Help prevent mower blades from bending or cracking by avoiding contact with — How are mower blades made? solid objects. Mower blades are intended to cut Mower blades are made of high strength alloy spring grass, shrubs, woody vegetation, and small trees and steel.

  • Page 64: Reconocimiento

    Contenido Reconocimiento ....... 2 Introducción ........2 Alertas de seguridad .

  • Page 65: Alertas De Seguridad

    Alertas de seguridad Símbolo Palabras indicativas Este símbolo de alerta de seguridad signifi ca: Las palabras indicativas son palabras distintivas que “¡ATENCIÓN! ¡MANTÉNGASE ALERTA! ¡SU típicamente se encontrarán en letreros de seguridad SEGURIDAD ESTÁ EN RIESGO!” de la cortadora de césped y otros equipos del sitio de trabajo.

  • Page 66: Cortadora De Césped Industrial/Para Agricultura

    Cortadora de césped industrial/para agricultura Tipos de cortadora de césped industrial/para agricultura Las cortadoras de césped se usan para recortar pasturas, Triturador desmenuzar residuos de cultivos, cortar arbustos, realizar desbroce pesado, cortar la hierba en vías de agua, derechos de paso, costados de caminos o autopistas. Además, estas cortadoras se usan para cortar la hierba y otras plantas en zonas públicas como parques y cementerios.

  • Page 67: Cumplimiento Del Programa De Seguridad

    Cumplimiento del programa de seguridad Protéjase a sí mismo Use la ropa de protección personal y los equipos de protección personal (PPE) que se le proporcionen o que requieran las condiciones del trabajo. SIEMPRE debe usar gafas de seguridad con escudos laterales. Puede necesitar también: —...
  • Page 68 Cumplimiento del programa de seguridad Evite las lesiones provocadas por equipos elevados Si un fl uido se inyecta en la piel, debe ser extraído dentro de pocas horas por personal médico Evite posibles lesiones de aplastamiento por caídas de la familiarizado con este tipo de lesión.
  • Page 69 Cumplimiento del programa de seguridad ¡Manténgase alerta! Para una operación segura Sepa dónde obtener asistencia. Sepa cómo usar un Usted debe ser un operador cualifi cado y autorizado equipo de primeros auxilios y un extintor de incendios/ para operar la máquina correctamente. Debe comprender sistema de supresión de fuego.
  • Page 70 Cumplimiento del programa de seguridad Algunas reglas que debe cumplir al trabajar (continuación) Mantenga — Únicamente personas cualifi cadas y autorizadas a los niños alejados pueden manejar estos equipos. de los equipos — Nunca permita que los niños jueguen en los equipos, viajen en ellos o los hagan funcionar.

  • Page 71: Preparación Para Una Operación Segura

    Preparación para una operación segura Revise los equipos de la cortadora de césped y el marcadas; incluya los pernos y sujetadores de las hojas. Nunca enderece o suelde en las hojas. tractor — Asegúrese de que el escudo para objetos que son Antes de comenzar la jornada de trabajo, inspeccione la arrojados se encuentre correctamente instalado y en buen máquina y asegúrese de que todos los sistemas estén en...
  • Page 72 Preparación para una operación segura Familiarícese con la zona de trabajo Corrija las condiciones no seguras. No opere en áreas con problemas donde no se puedan retirar o marcar los Antes de hacer funcionar la cortadora de césped, residuos y los obstáculos. inspeccione cuidadosamente la zona de trabajo.
  • Page 73 Preparación para una operación segura Prueba de seguridad de los controles del tractor y de la cortadora de césped Use el ROPS Arranque el tractor siguiendo los procedimientos y el cinturón de seguridad específi cos del manual del operador del fabricante. Estos procedimientos normalmente incluyen: —...
  • Page 74 Preparación para una operación segura Enganche de la cortadora de césped al tractor Lea y asegúrese Cortadoras montadas en enganche de tres puntos: de comprender los — Consulte los manuales de los fabricantes de la manuales antes de comenzar la cortadora y del tractor.

  • Page 75: Arranque Con Seguridad

    Arranque con seguridad Cómo realizar un arranque correcto Corte la hierba únicamente con luz diurna o en condiciones de buena luz artifi cial. Hojas giratorias – Manténgase Evite lesiones graves o muerte producidas por objetos arrojados por la cortadora o por el contacto con las hojas: —...
  • Page 76 Operación con seguridad Objetos arrojados por la cortadora de césped Apague la TDF, espere que las hojas dejen de girar, eleve la cortadora y, después, retroceda. (continuación) Corte desplazándose en sentido de avance. Cortadoras de disco — Cuando se usa una cortadora de disco, es importante conocer la zona donde se va a cortar.
  • Page 77 Operación con seguridad Prácticas de seguridad para la cortadora de césped de montaje inferior Nunca se pare sobre la cortadora Cuando se traslada con una cortadora de césped de de césped – montaje inferior: Manténgase alejado — Mantenga la rampa de descarga extraíble en su lugar y por encima de la abertura de descarga.
  • Page 78 Operación con seguridad Prácticas de seguridad para cortadoras de 300 ft césped con laterales y montaje lateral (92 m) Mantenga a las personas ajenas Las posiciones elevadas de los laterales reducen la alejadas de la zona protección de los escudos y aumentan los riesgos de de corte objetos arrojados y contacto con las hojas.
  • Page 79 Operación con seguridad Prácticas de seguridad para trabajos de corte en terrenos desparejos (continuación) Mantenga — Use extremo cuidado para mantener el control de los el control, equipos cuando trabaja en estas condiciones. desplácese — Aumente la estabilidad del tractor agregando pesos o lastre en las ruedas y aumentando al máximo la separación entre las ruedas.

  • Page 80: Estacionamiento Seguro

    Estacionamiento seguro Prácticas de seguridad para el estacionamiento — Use las zonas designadas o alejadas del tránsito. Aplique el freno de — Use lugares con suelo fi rme y nivelado. estacionamiento — Aplique el freno de estacionamiento. — Descienda el equipo de la cortadora de césped hasta el suelo.

  • Page 81: Realización De Mantenimiento Con Seguridad

    Apagado con seguridad Descenso correcto — Nunca descienda de equipos en movimiento. Espere hasta que las — Nunca baje de una máquina saltando. piezas móviles se detengan — Descienda con cuidado. — Verifi que que no haya peldaños resbaladizos. — Mantenga los pies y las manos lejos de los controles. —...
  • Page 82 Realización de mantenimiento con seguridad Preparación personal Use la ropa de protección personal y los equipos de protección personal (PPE) que se le proporcionen o que requieran las condiciones del trabajo. SIEMPRE debe usar gafas de seguridad con escudos laterales. Puede necesitar también: —...
  • Page 83 Realización de mantenimiento con seguridad Preparación de la máquina Deben controlarse o reducirse las fuentes de energía Prepare los sistemas de la almacenada (eléctricas, mecánicas, hidráulicas, máquina para neumáticas, químicas, térmicas, etc.) al mínimo realizarles servicios practicable antes de realizar cualquier procedimiento de mantenimiento, reparación o servicio.
  • Page 84 Realización de mantenimiento con seguridad Use ventilación adecuada Si es necesario hacer funcionar un motor en una zona Retire la llave y cerrada, elimine del área las emanaciones de escape lea el manual de con una extensión del caño de escape. Si no tiene esa mantenimiento extensión, asegúrese de abrir las puertas y dejar entrar aire del exterior.
  • Page 85 Realización de mantenimiento con seguridad Riesgos del sistema hidráulico Cuando ventila o llena el sistema hidráulico, afl oje la tapa de llenado con lentitud y retírela gradualmente. El sistema hidráulico se encuentra bajo presión siempre Nunca restablezca una válvula de alivio del sistema que el motor está...
  • Page 86 Realización de mantenimiento con seguridad Evite explosiones — Asegúrese de que las máquinas no se estén tocando. — Observe la polaridad de las baterías y conexiones. ¡ADVERTENCIA! Evite posibles lesiones graves por — Realice la conexión fi nal de cable al motor o al punto explosiones.
  • Page 87 Realización de mantenimiento con seguridad Mantenimiento de neumáticos y ruedas (continuación) Evite la explosión ¡ADVERTENCIA! Los tipos de ruedas y neumáticos de los neumáticos que generalmente se encuentran en estos equipos requieren cuidados especiales al realizar servicios para evitar lesiones graves o la muerte. No infl e los neumáticos por encima de la presión No infl e neumáticos con gases infl amables o con sistemas recomendada.

  • Page 88: Palabras Fi Nales Para El Usuario

    Realización de mantenimiento con seguridad Mantenimiento de las hojas de la cortadora — Evite doblar las hojas. Contribuya a prevenir que las hojas de la cortadora se doblen o rajen evitando el (continuación) contacto con objetos sólidos. Las hojas de la cortadora —...
  • Page 89 INTRODUCTION SECTION Introduction Section 2-1 © 2020 Alamo Group Inc.
  • Page 90 INTRODUCTION We are pleased to have you as a Bush Hog customer. Your Rotary Cutter has been carefully designed with care and built with quality materials by skilled workers to give maximum service with minimum down time. This manual is provided to give you the necessary operating and maintenance instructions for keeping your rotary cutter in top operating condition.
  • Page 91 The Model 2820/12820 Rotary Cutter consists of a center unit with two variable position wings together having a cutting width of 20 feet (6.1m).The Model 2814/12814 Rotary Cutter consists of a center unit with one variable position wing together having a cutting width of 13-1/2”...
  • Page 92 If Tractor engine is lugging down, shift tractor to a lower gear • ALWAYS OPERATE WITH THE WING HYDRAULIC CYLINDER CONTROL VALVES IN A FLOAT POSITION. • For maximum performance and service life, Always use Genuine Bush Hog replacement parts 2814-2820 08/20 Introduction Section 2-4 © 2020 Alamo Group Inc.
  • Page 93 INTRODUCTION 2820-12820 01/15 2814-2820 08/20 Introduction Section 2-5 Introduction Section 2-5 © 2015 Alamo Group Inc. © 2020 Alamo Group Inc.
  • Page 94 INTRODUCTION 2814-2820 08/20 Introduction Section 2-6 © 2020 Alamo Group Inc.
  • Page 95 ASSEMBLY SECTION Assembly Section 3-1 © 2020 Alamo Group Inc.
  • Page 96 The unit comes with all axles and axle arms attached and tires on the center unit. Wing tires will need to be attached to the wing axle arms and if the unit has dual wheel center axle arms, two tires will be assembled to these axle arms. 2814-2820 08/20 Assembly Section 3-2...
  • Page 97 Connect the opposite end to the center-axle weldment using the pin and cotter pin shipped in the leveling rod assembly. Figure Asm-R-0656 and AsmP-R-0508 2814-2820 08/20 Assembly Section 3-3 © 2020 Alamo Group Inc.
  • Page 98 Tires greater than 24” O.D. will use the top hole. The 294 lami- nated tire (21” O.D.) will use the bottom hole as shown. Bottom Hole For Laminated Tire 21” O.D. 2814-2820 08/20 Assembly Section 3-4 © 2020 Alamo Group Inc.
  • Page 99 INJURY. Do not exceed 20 M.P.H. on Airplane or Rib Implement Tires. Maximum airplane tire inflation pressure is 50 PSI, minimum inflation pressure is 20 PSI. Inflate ribbed implement tires to manufacturer rated PSI as shown on the tire sidewall. 2814-2820 08/20 Assembly Section 3-5...
  • Page 100 Lubricate the PTO drivelines and wheel hubs according to the lubrication information found in the Maintenance Section. * Before loosening the airplane wheel bolts, make sure to relieve all air pressure from tire. 2814-2820 08/20 Assembly Section 3-6 © 2020 Alamo Group Inc.
  • Page 101 Consult your tractor dealer to determine if your Tractor Hydraulic System is an Open or Closed system. All versions of the 2814/12814, 2820/12820 are shipped from the factor with the plumbing attached. Be sure to check all fittings prior to use, to make sure they are tight.
  • Page 102 Tighten taper pins retaining nut to 30 ft. lbs. Install one roll pin through yoke and stub shaft. 2814-2820 08/20 Assembly Section 3-8...
  • Page 103 Many of the equipment components are HEAVY (60 lbs or greater) and Special Lifting Procedures are recommended. Use lifting assistance such as mechanical assistance, two people, and proper lifting techniques when connecting or installing the driveshaft to reduce the possibility of back injuries. 2814-2820 08/20 Assembly Section 3-9 © 2020 Alamo Group Inc.
  • Page 105 OPERATION SECTION Operation Section 4-1 © 2020 Alamo Group Inc.
  • Page 106 BUSH HOG 2814/12814 and 2820/12820 ROTARY MOWER OPERATION INSTRUCTIONS Bush Hog rotary mowers are manufactured with quality material by skilled workers. These mowers are designed to cut grass, weeds, small brush and other vegetative material up to 3” diameter in areas such as pastures and along highway right-of-ways.
  • Page 107 Death or serious injury to the operator or others could result if the operator is under the influence of drugs or alcohol. (SG-27) 2814-2820 08/20 Operation Section 4-3 © 2020 Alamo Group Inc.
  • Page 108 Never operate the tractor PTO with the PTO master shield missing or in the raised position. OPS-U- 0004 2814-2820 08/20 Operation Section 4-4 © 2020 Alamo Group Inc.
  • Page 109 For most mowing conditions, the 2814/12814 and 2820/12820 mower requires a tractor with a minimum of 90 HP. Operating the mower with a tractor that does not have adequate power may damage the tractor engine.
  • Page 110 Refer to the tractor Operator’s Manual or consult an authorized dealer for instructions to change tractor tire spacing. OPS-R- 0062 2814-2820 08/20 Operation Section 4-6 © 2020 Alamo Group Inc.
  • Page 111 Use hand rails and steps when exiting the tractor. Be careful of your step and use extra caution when mud, ice, snow or other matter has accumulated on the steps or hand rails. Use all handrails and steps for support and never rush or jump off the tractor. OPS-U- 0009 2814-2820 08/20 Operation Section 4-7...
  • Page 112 Start tractor only when properly seated in the Tractor seat. Starting a tractor in gear can result in death or injury. Read the Tractor operators manual for proper starting instructions. (SG-13) 2814-2820 08/20 Operation Section 4-8 © 2020 Alamo Group Inc.

  • Page 113: Connecting The Mower To The Tractor

    6. Lower the jack until the tongue is completely supported by the drawbar. Remove jack from the tongue and place on storage bracket of mower. 2814-2820 08/20 Operation Section 4-9 © 2020 Alamo Group Inc.

  • Page 114: Connecting Mower Hydraulic Lines To The Tractor

    To activate the 3-spool hydraulic control valve, tie the tractor’s hydraulic control lever back to keep hydraulic oil continuously fed to the valve bank. 2814-2820 08/20 Operation Section 4-10 © 2020 Alamo Group Inc.

  • Page 115: Setting The Mower

    Never work under the Implement, the framework, or any lifted component unless the Implement is securely supported or blocked up to prevent sudden or inadvertent falling which could cause death or serious injury. (SG-14) 2814-2820 08/20 Operation Section 4-11 © 2020 Alamo Group Inc.
  • Page 116 Adjust longer to raise the wing outside edge and shorter to lower the wing outside edge. It may be necessary to use wing lift cylinder to relieve pressure from the linkage retaining pin. Tighten jam nut. 2814-2820 08/20 Operation Section 4-12...

  • Page 117: Setting Deck Pitch

    Adjust the leveling rods the same amount and maintain equal tension in the rods. Improper adjust- ment may cause rods to snap or bend. Retighten the jamnuts after the deck pitch has been set. OPS- U-0041_A 2814-2820 08/20 Operation Section 4-13 © 2020 Alamo Group Inc.

  • Page 118: Driveline Attachment

    At its farthest operating extension, a minimum profile engagement of 6” must be maintained for a Constant Velocity (CV) tube type driveline and a minimum engagement of 6” for non-CV solid shaft drivelines. 2814-2820 08/20 Operation Section 4-14...
  • Page 119 NOTE: If the driveline cannot be shortened and still maintain the required profile engagement, the operator must be made aware of terrain conditions and avoid situations which pose a potential problem to avoid damaging the driveline or move drawbar to 16” or 20” position for required clearance. OPS-R-0005_O 2814-2820 08/20 Operation Section 4-15...

  • Page 120: Constant Velocity (Cv) Driveline

    Position the mower at multiple angles and perform the above procedure. Determine the sharpest turning radius that maintains a safe operating angle and note this position to the operator. OPS-R-0006_B 2814-2820 08/20 Operation Section 4-16 © 2020 Alamo Group Inc.

  • Page 121: Pre-Operation Inspection And Service

    Make sure all pins have cotter pins and washers. Serious injury may occur from not maintaining this machine in good working order. (SG-21) 2814-2820 08/20 Operation Section 4-17 © 2020 Alamo Group Inc.

  • Page 122: Tractor Pre-Operation Inspection/Service

    Replace bent or broken blades with new blades. NEVER ATTEMPT TO STRAIGHTEN, WELD, OR WELD HARDFACING ON BLADES SINCE THIS WILL LIKELY CRACK OR OTHERWISE DAMAGE THE BLADE WITH SUBSEQUENT FAILURE AND POSSIBLY CAUSE SERIOUS INJURY FROM THROWN BLADES. (SGM-10) 2814-2820 08/20 Operation Section 4-18 © 2020 Alamo Group Inc.
  • Page 123 • Ensure the driveline integral shields are in good condition and rotate freely. • Inspect that all bolts and screws are in position and are properly torqued. OPS-R-0009_H 2814-2820 08/20 Operation Section 4-19 © 2020 Alamo Group Inc.
  • Page 124 • Ensure carrier hub nuts are tightened with the cotter pin inserted and spread. • Inspect the condition of the deck skid shoes skid shoe attaching hardware. OPS-R-0012 2814-2820 08/20 Operation Section 4-20 © 2020 Alamo Group Inc.
  • Page 125 • Check the condition of the wing hinge pins. • Check the condition of the mower axle suspension spring. • Inspect mower tire condition, wheel bearings, and lug nut torque. 2814-2820 08/20 Operation Section 4-21 © 2020 Alamo Group Inc.

  • Page 126: Cutting Component Inspection

    OPERATION 9.3 Cutting Component Inspection Inspect blade pan and blade assembly for the following: OPS-U-0031 2814-2820 08/20 Operation Section 4-22 © 2020 Alamo Group Inc.
  • Page 127 The material on the leading edge has been worn away by more than 1/2(12.7mm)” Failure to replace abnormally worn blades may lead to catastrophic failure of the blades and ejection of the broken part with tremendous force which may cause serious bodily injury or death. OPS-U-0032 2814-2820 08/20 Operation Section 4-23...

  • Page 128: Blade Bolt Inspection

    Failure to replace abnormally worn blade bolts may lead to catastrophic failure of the blades and ejection of the broken part which may cause serious bodily injury or death. Always replace Blade Bolts with new bolts whenever replacing the Blades. OPS-U-0037 2814-2820 08/20 Operation Section 4-24...
  • Page 129 Blades are not chipped, cracked or bent Blade bolts are tight Wheel lug nuts are tight Transport locks are in good condition Make____________________ Shift ____________________ Operator’s Signature: DO NOT OPERATE an UNSAFE TRACTOR or MOWER 2814-2820 08/20 Operation Section 4-25 © 2020 Alamo Group Inc.
  • Page 130 The engine coolant fluid level is full The radiator is free of debris The air filter is in good condition Operator’s Signature:___________________________________________________ DO NOT OPERATE an UNSAFE TRACTOR or IMPLEMENT 2814-2820 08/20 Operation Section 4-26 © 2020 Alamo Group Inc.

  • Page 131: Driving The Tractor And Implement

    When operating in traffic always use the Tractor’s flashing warning lights and reduce your speed. Be aware of traffic around you and watch out for the other guy. (SG-19) 2814-2820 08/20 Operation Section 4-27 © 2020 Alamo Group Inc.

  • Page 132: Starting The Tractor

    (wings) and extend (center). Only operate the mower with both wings fully lowered, NEVER operate the mower with a raised wing. Wait until the blades are at a complete stop before raising wings. OPS-R-0015 2814-2820 08/20 Operation Section 4-28...

  • Page 133: Transport Position

    This will give the mower more stability and prevent the opposite wing from raising. DO NOT operate the mower with the valves in the detent position for extended periods of time to prevent deck frame damage. OPS-R-0017_G 2814-2820 08/20 Operation Section 4-29 © 2020 Alamo Group Inc.

  • Page 134: Driving The Tractor And Cutter

    Use extreme caution when operating on steep slopes. Keep the tractor in a low gear when going downhill. DO NOT coast or free-wheel downhill. OPS-R-0018 2814-2820 08/20 Operation Section 4-30 © 2020 Alamo Group Inc.

  • Page 135: Crossing Ditches And Steep Inclines

    When crossing such terrain, the implement should be fully lowered for a lower center of gravity and added stability. OPS-R-0021 2814-2820 08/20 Operation Section 4-31 © 2020 Alamo Group Inc.

  • Page 136: Operating The Tractor And Implement

    Stop mowing immediately if blades strike a foreign object. Repair all damage and make certain rotor or blade carrier is balanced before resuming mowing. (SGM-05) 2814-2820 08/20 Operation Section 4-32 © 2020 Alamo Group Inc.

  • Page 137: Foreign Debris Hazards

    If a bystander comes within 300 feet of the tractor while the mower is being operated, stop the tractor at once, idle the engine and disengage the PTO. Do not engage the PTO again until all bystanders are well past the 300 foot distance. OPS-R-0024 2814-2820 08/20 Operation Section 4-33...

  • Page 138: Engaging The Power Take Off (Pto)

    Do not put hands or feet under mower decks. Blade Contact can result in serious injury or even death. Stay away until all motion has stopped and the decks are securely blocked up. (SGM-09) 2814-2820 08/20 Operation Section 4-34 © 2020 Alamo Group Inc.

  • Page 139: Pto Rpm And Ground Speed

    When mowing in reverse, operate the tractor and mower at a reduced ground speed to ensure tractor and mower control is maintained 2814-2820 08/20 Operation Section 4-35...
  • Page 140 -Never allow clippings or debris to collect near drivelines, slip clutches, and gearboxes. Periodically shut down the Tractor and Mower and clean clippings and collected debris from the mower deck. (SGM-12) 2814-2820 08/20 Operation Section 4-36 © 2020 Alamo Group Inc.
  • Page 141 Stay alert and watch for trees, low hanging limbs, power lines, and other overhead obstacles and solid ground objects while you are operating. Use care to avoid hitting these items OPS-R-0028 2814-2820 08/20 Operation Section 4-37 © 2020 Alamo Group Inc.
  • Page 142 Always avoid operating the mower at a height or position which may cause the blades to contact the ground. Cutting into the berm or edge of the ditch will cause abnormal and accelerated blade wear and possible blade component failure. OPS-R-0029 2814-2820 08/20 Operation Section 4-38...

  • Page 143: Right Of Way (Highway) Mowing

    Mower sections or wings are adjusted to be close and parallel to ground without exposing blades. • MOWING AREA has been inspected and foreign materials and debris have been removed. • PASSERSBY are inside enclosed vehicle. OPS-U-0040 2814-2820 08/20 Operation Section 4-39 © 2020 Alamo Group Inc.

  • Page 144: Shutting Down The Implement

    Always shut the Tractor completely down, place the transmission in park, and set the parking brake before you or anyone else attempts to connect or disconnect the Implement and Tractor hitches. (S3PT-15) 2814-2820 08/20 Operation Section 4-40 © 2020 Alamo Group Inc.
  • Page 145 After the driveline has been removed from the tractor, place the PTO master shield back in the operating position. OPS-R-0031 2814-2820 08/20 Operation Section 4-41 © 2020 Alamo Group Inc.

  • Page 146: Mower Storage

    By using good judgement and following safe transport procedures, the possibility of accidents while moving between locations can be substantially minimized. OPS-U- 0017 2814-2820 08/20 Operation Section 4-42 © 2020 Alamo Group Inc.
  • Page 147 Use extreme caution and avoid hard applications of the tractor brakes when towing heavy loads at road speeds. Never tow the implement at speeds greater than 20 MPH (32 kph). OPS-U- 0018 2814-2820 08/20 Operation Section 4-43 © 2020 Alamo Group Inc.

  • Page 148: Tire And Wheels

    When replacing a tire assembly on center axle always check diameters to make sure tires fall within allowed range for maximum tire and wheel life. It may be necessary to move one or more tires from wing axles to remain within size limit. 2814-2820 08/20 Operation Section 4-44...

  • Page 149: Transporting On Public Roadways

    Replace the SMV emblem if faded, damaged, or no longer reflective. OPS-U- 0020 2814-2820 08/20 Operation Section 4-45 © 2020 Alamo Group Inc.
  • Page 150 OPS- U- 0022 Reduce speed before turning or applying the brakes. Ensure that both brake pedals are locked together when operating on public roads. OPS-U- 0023 2814-2820 08/20 Operation Section 4-46 © 2020 Alamo Group Inc.
  • Page 151 It is highly recommended that a 7 Pin receptacle be installed by a qualified technician on models that do not have a receptacle in order to safely transport this equipment on public roadways. 2814-2820 08/20 Operation Section 4-47...
  • Page 152 If during transport a hard braking, sharp turning, or swerving action was performed, stop at the next safe location to inspect the security of the load. 2814-2820 08/20 Operation Section 4-48...

  • Page 153: Trouble Shooting Guide

    Repair clutch per maintenance plates warped. section of manuals. Too much power for clutch. Reduce ground speed and material intake. Oil on facings. Replace facings. Friction facings glazed. Clean with emery cloth. 2814-2820 08/20 Operation Section 4-49 © 2020 Alamo Group Inc.
  • Page 154 Material Distribution rear. (Refer to the "Operation Section Setting the Mower- Setting Deck Height”) Excessive ground speed Reduce ground speed. Conditions too wet. Wait for conditions to dry. Reduce ground speed. 2814-2820 08/20 Operation Section 4-50 © 2020 Alamo Group Inc.

  • Page 155: Maintenance Section

    MAINTENANCE SECTION Maintenance Section 5-1 © 2020 Alamo Group Inc.

  • Page 156: Hazards With Maintenance Of Implement

    MAINTENANCE HAZARDS WITH MAINTENANCE OF IMPLEMENT 2814-2820 08/20 Maintenance Section 5-2 © 2020 Alamo Group Inc..
  • Page 157 MAINTENANCE HAZARDS WITH MAINTENANCE OF IMPLEMENT CONTINUED 2814-2820 08/20 Maintenance Section 5-3 © 2020 Alamo Group Inc.

  • Page 158: Parts Information

    PARTS INFORMATION PARTS INFORMATION Bush Hog mowers use balanced and matched system components for blade carriers, blades, cuttershafts, knives, knife hangers, rollers, drivetrain components, and bearings. These parts are made and tested to Bush Hog specifications. Non-genuine "will fit" parts do not consistently meet these specifications. The use of “will fit”...
  • Page 159 MAINTENANCE 2814-2820 08/20 Maintenance Section 5-5 © 2020 Alamo Group Inc.
  • Page 160 MAINTENANCE 2814-2820 08/20 Maintenance Section 5-6 © 2020 Alamo Group Inc.
  • Page 161 FIGURE MNT-R-0039. Tighten locking screws. Grease bearing groove in double yoke. FIGURE MNT-R-0039. Insert bearing ring. Slide guard cone for double yoke over cam from the connecting end. Make sure holes for screws are visible. FIGURE MNT-R-0039. Tighten locking screws. FIGURE MNT-R-0039. 2814-2820 08/20 Maintenance Section 5-7...
  • Page 162 Driveline Safety Manual for more information on the safe use of a driveline during normal operation and maintenance. Or type in your internet browser the following web address: www.algqr.com/dme Ops-0009-MISC 2814-2820 08/20 Maintenance Section 5-8 © 2020 Alamo Group Inc.

  • Page 163: Slip Clutch Adjustment

    2. With Tractor at idle speed, engage tractor PTO drive for 2-3 seconds. Clutch should slip without turning blades. If clutch does not slip, contact your authorized Bush Hog dealer. 3. Retighten nuts to within 1/64” of original position. Initial spring lengths are shown in Figure Mnt-R-0476.
  • Page 164 NOTE: Replace Blades in pairs after no more than 1/2" notch wear. Use only genuine Bush Hog replacement blades!

  • Page 165: Blade Removal

    1. Remove nuts from blade bolts. A blade nut socket (Part No. 6432) can be bought at your Bush Hog dealer and used with an adjustable wrench (not supplied) to remove blade nut. Blade nut can also be removed with a 1-11/16”...
  • Page 166 MAINTENANCE 2814-2820 08/20 Maintenance Section 5-12 © 2020 Alamo Group Inc.

  • Page 167: Installation

    Spring Cap. (Always make sure at least two threads of the bolt extend past the top of the locknut). 2814-2820 08/20 Maintenance Section 5-13 © 2020 Alamo Group Inc.

  • Page 168: Tongue

    Replace as needed. The Drawbar 1" Bolt fastens the mower to the tractor Drawbar. When the mower is unhitched and this 1" Bolt is removed, examine for signs of cracking or wear. Replace the Drawbar 1" Bolt at first sign of either problem. FIGURE Op-1155 2814-2820 08/20 Maintenance Section 5-14...

  • Page 169: High Pressure Oil Leak Hazard

    Cylinder immediately before the Cylinder is damaged or too much hydraulic fluid is lost. MAXIMUM ALLOWABLE OPERATING OIL TEMPERATURE Do not operate this implement if the tractor hydraulic oil temperature exceeds 200°F 2814-2820 08/20 Maintenance Section 5-15...

  • Page 170: Flex Wing Hydraulic Cylinder Replacement Instructions

    19. Check the hydraulic reservoir of the tractor to ensure there is sufficient oil. 20. If the wing is to remain in the raised position attached the wing transport lock pins. 2814-2820 08/20 Maintenance Section 5-16 © 2020 Alamo Group Inc.

  • Page 171: Storage

    NOTE: These values apply to fasteners as received from supplier, dry or when lubricated with normal engine oil. They do not apply if special graphited or molydisulphide greases or other extreme pressure lubricants are used. This applies to both UNF fine and UNC coarse threads. 2814-2820 08/20 Maintenance Section 5-17...
  • Page 172 MAINTENANCE 2814-2820 08/20 Maintenance Section 5-18 © 2020 Alamo Group Inc.

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