Alamo Bush Hog BH300 Series Operator's Manual
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Alamo Bush Hog BH300 Series Operator's Manual

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Published 12/21
This Operator's Manual is an
integral part of the safe operation
of this machine and must be
maintained with the unit at all
times. READ, UNDERSTAND, and
FOLLOW
Operation Instructions contained
in this manual before operating
the equipment. C01-Cover_B
®
BUSH HOG
2501 Griffin Ave.
Selma, AL 36703
334-874-2700
www.bushhog.com
OPERATOR'S MANUAL
the
Safety
© 2021 Alamo Group Inc.
BH315-2, BH316-2, BH317-2
Important
Operating
and Safety Instructions
are found in the Mower
Safety Video that can
and
be instantly accessed
on
the
internet
www.algqr.com/bve
BH300
SERIES
BH315, BH316, BH317
ROTARY MOWER
Part No. 50080387
at:
$0.00

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  • Page 1 READ, UNDERSTAND, and Safety Video that can FOLLOW Safety be instantly accessed Operation Instructions contained internet in this manual before operating www.algqr.com/bve the equipment. C01-Cover_B ® BUSH HOG 2501 Griffin Ave. Selma, AL 36703 334-874-2700 www.bushhog.com $0.00 © 2021 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 Bush Hog. If you would like a VHS video tape of the video, please mail AEMVideo@alamo-group.com or Fax AEM VHS Video at (830) 372-9529 or mail in a completed copy of the form on the back of this page to AEM VHS Video 1502 E Walnut Street, Seguin, TX 78155.
  • Page 4 To the Owner/Operator/Dealer This Operator's Manual is an integral part of the safe operation of this machine and must be maintained with the implement at all times. 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 BEFORE YOU START! READ, UNDERSTAND, and FOLLOW the information provided in this manual, the AEM...
  • Page 5 Requester Name:________________________________________Phone: __________________________ Requester Address:___________________________________________________ City:_________________________________ State:________________________________ Zip Code:____________________________ Mower Model:____________________________Serial Number:____________________________ Date Purchased:___________________________Dealer Salesperson:_________________________ Dealership Name:_________________________ Dealership Location:________________________ Mail to: AEM Video Services 1502 E. Walnut Street Seguin, TX 78155 Or Fax to: (830) 372-9529 Or Email to: AEMVideo@alamo-group.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 operators’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 CONNECTION OR DISCONNECTING IMPLEMENT SAFETY ............... 1-4 CRUSHING HAZARDS ............................. 1-5 THROWN OBJECTS HAZARDS ........................1-6 RUN OVER HAZARDS ............................. 1-8 PTO ENTANGLEMENT HAZARDS ........................1-9 MOWER BLADE CONTACT HAZARDS ......................
  • Page 8 Safety Tow Chain ............................4-11 SETTING THE MOWER ..........................4-11 Setting Mower Height- Lift Type - (Standard or Quick Hitch) ................4-12 Setting Deck Pitch ............................4-14 DRIVELINE ATTACHMENT ........................... 4-14 Driveline Length Check ........................... 4-15 PRE-OPERATION INSPECTION AND SERVICE ..................4-18 Tractor Pre-Operation Inspection/Service .......................

  • Page 9: Safety Section

    SAFETY SECTION Safety Section 1-1 © 2021 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 BH300 Series 12/21 Safety Section 1-2 © 2021 Alamo Group Inc.

  • Page 11: Operator Safety

    SAFETY OPERATOR SAFETY BH300 Series 12/21 Safety Section 1-3 © 2021 Alamo Group Inc.

  • Page 12: Connection Or Disconnecting Implement Safety

    SAFETY CONNECTION OR DISCONNECTING IMPLEMENT SAFETY BH300 Series 12/21 Safety Section 1-4 © 2021 Alamo Group Inc.

  • Page 13: Crushing Hazards

    SAFETY CRUSHING HAZARDS BH300 Series 12/21 Safety Section 1-5 © 2021 Alamo Group Inc.

  • Page 14: Thrown Objects Hazards

    SAFETY THROWN OBJECTS HAZARDS BH300 Series 12/21 Safety Section 1-6 © 2021 Alamo Group Inc.
  • Page 15 SAFETY THROWN OBJECTS HAZARDS (CONTINUED) BH300 Series 12/21 Safety Section 1-7 © 2021 Alamo Group Inc.

  • Page 16: Run Over Hazards

    SAFETY RUN OVER HAZARDS BH300 Series 12/21 Safety Section 1-8 © 2021 Alamo Group Inc.

  • Page 17: Pto Entanglement Hazards

    SAFETY PTO ENTANGLEMENT HAZARDS BH300 Series 12/21 Safety Section 1-9 © 2021 Alamo Group Inc.

  • Page 18: Mower Blade Contact Hazards

    SAFETY MOWER BLADE CONTACT HAZARDS BH300 Series 12/21 Safety Section 1-10 © 2021 Alamo Group Inc.

  • Page 19: High Pressure Oil Leak Hazards

    SAFETY HIGH PRESSURE OIL LEAK HAZARDS BH300 Series 12/21 Safety Section 1-...

  • Page 20: Electrical & Fire Hazards

    SAFETY ELECTRICAL & FIRE HAZARDS BH300 Series 12/21 Safety Section 1-12 © 2021 Alamo Group Inc.

  • Page 21: Transporting Hazards

    SAFETY TRANSPORTING HAZARDS BH300 Series 12/21 Safety Section 1-13 © 2021 Alamo Group Inc.

  • Page 22: Hazards With Maintenance Of Implement

    SAFETY HAZARDS WITH MAINTENANCE OF IMPLEMENT BH300 Series 12/21 Safety Section 1-14 © 2021 Alamo Group Inc.

  • Page 23: Parts Information

    Use genuine Bush Hog mower parts for economy and safety. (SPBH-1) SEE YOUR BUSH HOG DEALER BH300 Series 12/21 Safety Section 1-15 © 2021 Alamo Group Inc.

  • Page 24: Decal Location

    (Some shipping and handling charges may apply). Contact your Bush Hog dealer to order replacement decals. bottom side of deck BH300 Series 12/21 Safety Section 1-16 © 2021 Alamo Group Inc.
  • Page 25 Rotating Driveline, Keep Away, Outer Shield Tube 78786 DANGER Guard Missing, Do Not Operate 50035829 Canister (Operator’s Manual Inside) 50080387 Operator’s Manual (Inside Canister) 50081789 WARRANTY 10 Year Gearbox Warranty BH300 Series 12/21 Safety Section 1-17 © 2021 Alamo Group Inc.

  • Page 26: Decal Description

    ALWAYS replace blades in pairs. ALWAYS replace blades with new bolts and nuts. Blade Blade Bolt Nut Blade Blade Bolt Pan Nut Cotter Pin BLADE ROTATION D551 BH300 Series 12/21 Safety Section 1-18 © 2021 Alamo Group Inc.
  • Page 27 TRACTOR PTO ROTATION: CLOCKWISE D547 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 BH300 Series 12/21 Safety Section 1-19 © 2021 Alamo Group Inc.
  • Page 28 KEEP ALERT and AVOID hitting stumps, holes, ruts, and uneven terrain. AVOID tree limbs, brush and other overhanging objects that can strike and throw the operator from seat. D549_4 BH300 Series 12/21 Safety Section 1-20 © 2021 Alamo Group Inc.
  • Page 29 CONTACT DEALER to explain any instructions not fully understood. D549 ALWAYS WEAR safety glasses with side shields (marked with ANSI Z87). WEAR hard hat, safety shoes and gloves for protection when operating equipment. BH300 Series 12/21 Safety Section 1-21 © 2021 Alamo Group Inc.
  • Page 30 SAFETY WARNING Crushing Hazard To avoid injury from Shipping mower falling over: Bracket DO NOT store mower vertically on shipping brackets. Store mower lying down. D454 BH300 Series 12/21 Safety Section 1-22 © 2021 Alamo Group Inc.
  • Page 31 Website; dort finden Sie übersetzte e obtenha tais mensagens ou Aufkleber und Sicherheitsmeldungen. os decalques traduzidos. Manual do Operador Benutzerhandbuch www.algqr.com/bmp D813 www.algqr.com/bmg BH300 Series 12/21 Safety Section 1-23 © 2021 Alamo Group Inc.

  • Page 32: 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.) BH300 Series 12/21 Safety Section 1-24 © 2021 Alamo Group Inc.
  • Page 34 Contents Acknowledgment ......2 Foreword ........2 Safety Alerts.

  • Page 35: 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 36: 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 37: 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 38 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 39 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 40 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 41: 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 42 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 43 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 44 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 45: 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 46 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 47 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 48 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 49 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 50: 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 51: 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 52 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 53 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 54 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 55 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 56 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 57 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 58: 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 60: Reconocimiento

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

  • Page 61: 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 62: 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 63: 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 64 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 65 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 66 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 67: 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 68 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 69 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 70 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 71: 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 72 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 73 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 74 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 75 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 76: 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 77: 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 78 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 79 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 80 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 81 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 82 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 83 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 84: 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 85 INTRODUCTION SECTION Introduction Section 2-1 © 2021 Alamo Group Inc.
  • Page 86 Indicates an imminently hazardous situation that, if not avoided, MAY result in MINOR INJURY. Identifies special instructions or procedures that, if not strictly observed, could result in damage to, or destruction of the machine, attachments or the environment. BH300 Series 12/21 Introduction Section 2-2 © 2021 Alamo Group Inc.
  • Page 87 130 HP Blade Tip Speed 14,505 ft./min. 14,556 ft./min. 14,369 ft./min. Blades 1/2 x 4’’ 1/2 x 4’’ 1/2 x 4’’ Driveline Protection Slip Clutch Slip Clutch Slip Clutch BH300 Series 12/21 Introduction Section 2-3 © 2021 Alamo Group Inc.
  • Page 88 OEM of the Agricultural tractor used to power and transport this machine would be valid when this machine is attached to and operated by that Agricultural tractor in all OEM recommended applications. BH300 Series 12/21 Introduction Section 2-4 © 2021 Alamo Group Inc.
  • Page 89 INTRODUCTION BH 300 Series 12/21 Introduction Section 2-5 © 2021 Alamo Group Inc.
  • Page 90 INTRODUCTION BH 300 Series 12/21 Introduction Section 2-6 © 2021 Alamo Group Inc.
  • Page 91 ASSEMBLY SECTION Assembly Section 3-1 © 2021 Alamo Group Inc.
  • Page 92 RH TOGGLE LH TOGGLE LOCKNUT STRUT BUSHING BUSHING BUSHING HHCS 3/4 X 2-1/4 LOCKNUT 3/4 CAT. 1 HHCS 3/4 X 5-1/2 QUICK HITCH TOP BUSHING RISER RISER STRUT STRUT BH300 Series 12/21 Assembly Section 3-2 © 2021 Alamo Group Inc.
  • Page 93 SETUP INSTRUCTIONS - SHIELDING AND DEFLECTORS Bush Hog BH300 Series models as shipped from the factory have all Rear Shielding and Rear Deflectors in place. Front Shielding and Front Deflectors have to be installed by the Dealer. Dealer should inspect to make sure that all Safety Shielding and Deflectors are in place and fasteners are tight.
  • Page 94 IMPORTANT: REFER TO CHART ON THE NEXT PAGE FOR PROPER SPRING SET-UP. DO NOT OVERTIGHTEN NUT AND CAUSE SPRING TO BECOME SOLID AS THIS WILL CAUSE THE SHAFT TO FAIL. BH300 Series 12/21 Assembly Section 3-4 © 2021 Alamo Group Inc.
  • Page 95 ASSEMBLY BUSH HOG SLIP CLUTCHES Bush Hog BH300 Series Rotary Cutters come with driveshafts with slip clutches installed. While these clutches are similar, the spring length settings are different. Refer to Figure AsmP-R-0523 below to help identity which brand of clutch you are adjusting.
  • Page 96 (6), and four M8 flatwashers (5) through the slotted holes in the safety shield assembly with the flatwashers between the slot and the lockwasher, Center the shield on the gearbox shaft and tighten. BH300 Series 12/21 Assembly Section 3-6 © 2021 Alamo Group Inc.
  • Page 97 OPERATION SECTION Operation Section 4-1 © 2021 Alamo Group Inc.
  • Page 98 OPERATION BUSH HOG BH300 SERIES 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, industrial areas, and roadsides.
  • Page 99 Serious injury or death to the operator or others could result if the operator is under the influence of drugs or alcohol. (SG-27) BH300 Series 12/21 Operation Section 4-3 © 2021 Alamo Group Inc.
  • Page 100 Exceeding recommended HP may cause mower damage by overpowering the unit in heavy cutting conditions. Refer toTractor Requirements and Ca- pabilities above. BH300 Series 12/21 Operation Section 4-4 © 2021 Alamo Group Inc.
  • Page 101 PTO adapter. Consult an authorized dealer for assistance if the Implement driveline does not match the Tractor PTO. (S3PT-14) BH300 Series 12/21 Operation Section 4-5 © 2021 Alamo Group Inc.
  • Page 102 Never allow passengers to ride on the tractor or attached equipment. Riders can easily fall off and be seriously injured or killed from falling off and being ran over. It is the operator’s responsibility to forbid all extra riders at all times. OPS-U- 0008 BH300 Series 12/21 Operation Section 4-6 © 2021 Alamo Group Inc.
  • Page 103 Place the tractor shift lever into a low range or parking gear to prevent the tractor from rolling. Never dismount a Tractor that is moving or while the engine is running. Operate the Tractor controls from the tractor seat only. (SG-9) BH300 Series 12/21 Operation Section 4-7 © 2021 Alamo Group Inc.
  • Page 104 Always shut the Tractor completely down, place the transmission in park, and set the DANGER parking brake before you or anyone else attempts to connect or disconnect the Implement and Tractor hitches. (S3PT-15) BH300 Series 12/21 Operation Section 4-8 © 2021 Alamo Group Inc.
  • Page 105 8. Adjust any lower link check chains, guide blocks, or sway blocks to prevent the mower from swaying side to side and possible contact with tractor rear tires. BH300 Series 12/21 Operation Section 4-9 © 2021 Alamo Group Inc.
  • Page 106 Offset Adapter Hitches connect to the 3-point hitch the same way as the mower A-frame. See Offset Adapter Hitch in the Assembly Section for details to equip the mower with this feature. BH300 Series 12/21 Operation Section 4-10 © 2021 Alamo Group Inc.

  • Page 107: Safety Tow Chain

    Never work under the Implement, the framework, or any lifted DANGER component unless the Implement is securely supported or blocked up to prevent sudden or inadvertent falling which could cause serious injury or even death. (SG-14) BH300 Series 12/21 Operation Section 4-11 © 2021 Alamo Group Inc.

  • Page 108: Setting Mower Height- Lift Type - (Standard Or Quick Hitch)

    2 to 2½” before the tail wheel leaves the ground. This will allow the mower to follow the contour of uneven terrain. BH300 Series 12/21 Operation Section 4-12 © 2021 Alamo Group Inc.
  • Page 109 To adjust, raise cutter and block securely in position. Remove bolt from adjusting bracket. Adjust tailwheel frame up or down and secure in desired position. Tailwheel Frame Adjusting Bracket Adjusting Bolt BH300 Series 12/21 Operation Section 4-13 © 2021 Alamo Group Inc.

  • Page 110: Setting Deck Pitch

    PTO shaft. Push and pull the driveline back and forth several times to ensure a secure attachment. OPS-R-0003_A BH300 Series 12/21 Operation Section 4-14 © 2021 Alamo Group Inc.

  • Page 111: Driveline Length Check

    5. Raise and lower cutter to determine position with greatest distance between PTO shaft and gearbox input shaft. Shut down tractor leaving cutter in position of greatest distance. Securely block cutter in position. BH300 Series 12/21 Operation Section 4-15 © 2021 Alamo Group Inc.
  • Page 112 Cut off shield where marked. 8. Using cut off section of shield as a guide, cut shaft the same amount. 9. Repeat steps for other driveline section. BH300 Series 12/21 Operation Section 4-16 © 2021 Alamo Group Inc.
  • Page 113 Tractor PTO by pushing the PTO into the Tractor and through the support bearings or downward onto the PTO shaft, breaking it off. A broken driveline can cause personal injury. (S3PT-18) BH300 Series 12/21 Operation Section 4-17 © 2021 Alamo Group Inc.

  • Page 114: 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) BH300 Series 12/21 Operation Section 4-18 © 2021 Alamo Group Inc.

  • Page 115: Tractor Pre-Operation Inspection/Service

    Ensure the manual canister is secured to the equipment with the operator’s manual inside. • Ensure all safety signs are in place and legible. Replace missing, damaged, and illegible decals. OPS-U- 0011 BH300 Series 12/21 Operation Section 4-19 © 2021 Alamo Group Inc.
  • Page 116 Missing, broken, or worn items must be replaced at once to reduce the possibility of injury or death from thrown objects, entanglement, or blade contact. (SGM-3) BH300 Series 12/21 Operation Section 4-20 © 2021 Alamo Group Inc.
  • Page 117 • Ensure the gearbox vent is in place and free from clogs. OPS-R-0040_B BH300 Series 12/21 Operation Section 4-21 © 2021 Alamo Group Inc.

  • Page 118: Cutting Component Inspection

    • Ensure blade pan nut is tightened with the cotter pin inserted and spread. OPS-R-0041 8.3 Cutting Component Inspection Inspect blade pan and blade assembly for the following: OPS-U-0031 BH300 Series 12/21 Operation Section 4-22 © 2021 Alamo Group Inc.
  • Page 119 To help prevent structural damage caused by loose hardware, tighten gearbox mounting hardware as specified. Check the fastener torque after first 8 hours of use and every 50 hours thereafter. BH300 Series 12/21 Operation Section 4-23 © 2021 Alamo Group Inc.
  • Page 120 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 BH300 Series 12/21 Operation Section 4-24 © 2021 Alamo Group Inc.

  • Page 121: 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 BH300 Series 12/21 Operation Section 4-25 © 2021 Alamo Group Inc.
  • Page 122 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 BH300 Series 12/21 Operation Section 4-26 © 2021 Alamo Group Inc.
  • Page 123 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 BH300 Series 12/21 Operation Section 4-27 © 2021 Alamo Group Inc.

  • Page 124: 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) BH300 Series 12/21 Operation Section 4-28 © 2021 Alamo Group Inc.

  • Page 125: Starting The Tractor

    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. BH300 Series 12/21 Operation Section 4-29 © 2021 Alamo Group Inc.

  • Page 126: Raising The Mower

    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-0019 BH300 Series 12/21 Operation Section 4-30 © 2021 Alamo Group Inc.

  • Page 127: 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 BH300 Series 12/21 Operation Section 4-31 © 2021 Alamo Group Inc.

  • Page 128: 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) BH300 Series 12/21 Operation Section 4-32 © 2021 Alamo Group Inc.

  • Page 129: 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 BH300 Series 12/21 Operation Section 4-33 © 2021 Alamo Group Inc.

  • Page 130: 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) BH300 Series 12/21 Operation Section 4-34 © 2021 Alamo Group Inc.

  • Page 131: 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. Do not mow with two machines in the same area except with Cab tractors with the windows closed. (SGM-11) BH300 Series 12/21 Operation Section 4-35 © 2021 Alamo Group Inc.
  • Page 132 Sharp turns can cause premature failure of the joints and place pressure on the tractor PTO shaft and could cause extensive mechanical damage to the mower and tractor. OPS-R-0027_A BH300 Series 12/21 Operation Section 4-36 © 2021 Alamo Group Inc.
  • Page 133 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_A BH300 Series 12/21 Operation Section 4-37 © 2021 Alamo Group Inc.

  • Page 134: 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 BH300 Series 12/21 Operation Section 4-38 © 2021 Alamo Group Inc.

  • Page 135: Shutting Down The Implement

    OPS-R-0030_A Never stand or allow another person to stand between a running Tractor and the Mower DANGER when disconnecting the Implement from the Tractor 3-point hitch. BH300 Series 12/21 Operation Section 4-39 © 2021 Alamo Group Inc.
  • Page 136 Do not let the driveline fall into mud or dirt, which can contaminate the bearing and shorten the life of the driveline. OPS-R-0031_N BH300 Series 12/21 Operation Section 4-40 © 2021 Alamo Group Inc.

  • Page 137: 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 BH300 Series 12/21 Operation Section 4-41 © 2021 Alamo Group Inc.

  • Page 138: Tire And Wheels

    15 MPH. Excessive speed can cause damage to the machine and tire sections. Sectional tires must be installed such that the rubber segments lay with the ground. OPS-R-0035_A BH300 Series 12/21 Operation Section 4-42 © 2021 Alamo Group Inc.

  • Page 139: Transporting On Public Roadways

    Consult an authorized tractor dealer for lighting kits and modifications available to upgrade the lighting on older tractor models. OPS-U- 0021 BH300 Series 12/21 Operation Section 4-43 © 2021 Alamo Group Inc.

  • Page 140: Hauling The Tractor And Implement

    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. BH300 Series 12/21 Operation Section 4-44 © 2021 Alamo Group Inc.

  • Page 141: Troubleshooting Guide

    Uneven 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. BH300 Series 12/21 Operation Section 4-45 © 2021 Alamo Group Inc.
  • Page 142 PTO engaged at high engine RPM Idle engine to engage PTO Cutting in rocky conditions Increase cutting height. Blade carrier RPM too high. Check gearbox ratios. Blades not properly heat treated. Consult your Dealer. BH300 Series 12/21 Operation Section 4-46 © 2021 Alamo Group Inc.

  • Page 143: Maintenance Section

    MAINTENANCE SECTION Maintenance Section 5-1 © 2021 Alamo Group Inc.

  • Page 144: Hazards With Maintenance Of Implement

    MAINTENANCE HAZARDS WITH MAINTENANCE OF IMPLEMENT BH300 Series 12/21 Maintenance Section 5-2 © 2021 Alamo Group Inc.

  • Page 145: Lubrication

    Be sure to clean the fitting thoroughly before using grease gun. Failure to maintain proper lubrication will result in damage to U-joints, gearbox, and/or driveshaft. Figure Mnt-R-0333 BH300 Series 12/21 Maintenance Section 5-3 © 2021 Alamo Group Inc.
  • Page 146 MAINTENANCE BH300 Series 12/21 Maintenance Section 5-4 © 2021 Alamo Group Inc.

  • Page 147: Gearbox

    Grease Fittings are Lubrication provided in the Wheel Hub and Tail Wheel Beam. Grease after 8 hours of use. Figure MntP-R-0191. Wheel Bearing Lubrication MntP-R-0191 BH300 Series BH300 Series 12/21 Maintenance Section 5-4 12/21 Maintenance Section 5-5 © 2021 Alamo Group Inc...

  • Page 148: Main Driveline Shields

    Install locking screws. FIGURE Mnt-0028. IMPORTANT! Check that Guard Missing decal steel tube under inner guard Rotating Driveline Decal firmly affixed, undamaged and readable. If not, replace. BH300 Series 12/21 Maintenance Section 5-6 © 2021 Alamo Group Inc.

  • Page 149: Main Driveline Safety Shields

    FIGURE MNT-R-0039. Tighten locking screws. FIGURE MNT-R-0039. IMPORTANT! Check that Guard Missing decal steel tube under inner guard Rotating Driveline Decal firmly affixed, undamaged and readable. If not, replace. BH300 Series 12/21 Maintenance Section 5-7 © 2021 Alamo Group Inc.

  • Page 150: Blade Servicing

    NOTE: Replace Blades in pairs after no more than 1/2” notch wear. BH300 Series 12/21 Maintenance Section 5-8 © 2021 Alamo Group Inc.

  • Page 151: Blade Sharpening

    1/16” blunt edge. Do not sharpen back side of blade. Avoid personal injury. Always block the cutter up to prevent if from falling when the blades and/ or carrier are being serviced. BH300 Series 12/21 Maintenance Section 5-9 © 2021 Alamo Group Inc.

  • Page 152: Blade Removal

    Avoid personal injury. Blade and/or blade carrier removal should be done only with the tractor engine shut off, key removed, in neutral, parking brake on, PTO disengaged, and the cutter blocked in the raised position. BH300 Series 12/21 Maintenance Section 5-10 © 2021 Alamo Group Inc.

  • Page 153: Blade Bolt Inspection

    Align blade bolt with access hole in top of cutter deck. Use long bar inserted through blade bolt access hole with end against blade bar. Strike opposite end of bar with sledge hammer. Rotate blade carrier 180 degrees and repeat process. BH300 Series 12/21 Maintenance Section 5-11 ©2021 Alamo Group Inc.

  • Page 154: Blade Carrier Installation

    Always recheck gearbox output shaft slotted blade carrier retaining nut torque after a few hours operation. Avoid personal injury. Do not work under cutter without support blocks to keep frame from falling. BH300 Series 12/21 Maintenance Section 5-12 © 2021 Alamo Group Inc.

  • Page 155: Slip Clutch Adjustment

    Missing, broken, or worn items must be replaced at once to reduce the possibility of injury or death from thrown objects, entanglement, or blade contact. (SGM-3) BH300 Series 12/21 Maintenance Section 5-13 © 2021 Alamo Group Inc.

  • Page 156: 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. BH300 Series 12/21 Maintenance Section 5-14 © 2021 Alamo Group Inc.
  • Page 157 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. BH300 Series 12/21 Maintenance Section 5-15 © 2021 Alamo Group Inc.

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