Bush Hog 3308-2 Series Operator's Manual
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Bush Hog 3308-2 Series Operator's Manual

Rigid deck / multi spindle rotary mower
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3308-2 SERIES
Models 3308-2, 3308SH-2
ROTARY MOWER
Rigid Deck / Multi Spindle
Manual Part No. 50081010
Publish Date 12/21
3308 Pull Model
3308SH
3308 Lift Model
Swing Hitch Model
© 2015 Alamo Group Inc.
© 2021 Alamo Group Inc.

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  • Page 1 3308-2 SERIES Models 3308-2, 3308SH-2 ROTARY MOWER Rigid Deck / Multi Spindle Manual Part No. 50081010 Publish Date 12/21 3308 Pull Model 3308SH 3308 Lift Model Swing Hitch Model © 2015 Alamo Group Inc. © 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 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 SERIAL NUMBER LOCATION...
  • 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 also inform the 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 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 GENERAL OPERATING 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......................1-10 HIGH PRESSURE OIL LEAK HAZARDS ......................1-11 ELECTRICAL &...
  • Page 8 TABLE OF CONTENTS STARTING THE TRACTOR..........................4-9 CONNECTING THE MOWER TO THE TRACTOR ...................4-9 Connecting the Mower-Lift Type and Semi-Mount Type ..................4-10 3-Point Quick Hitch ............................4-10 Connecting Mower - Lift Type (Quick Hitch).....................4-11 Safety Tow Chain .............................4-11 Connecting the Mower-Pull Type ........................4-12 SETTING THE MOWER ..........................4-13 Setting Mower Height- Lift Type........................4-13 Setting Mowing Height-Pull Type ........................4-14 Setting Deck Pitch ............................4-14...
  • Page 9 TABLE OF CONTENTS BLADE CARRIER INSTALLATION........................5-13 BLADE PAN TIMING ............................5-13 SLIP CLUTCH ..............................5-14 Slip Clutch Operation Check..........................5-14 Slip Clutch Adjustment.............................5-14 STORAGE ...............................5-15 PROPER TORQUE FOR FASTENERS ......................5-16...

  • Page 11: Safety Section

    SAFETY SECTION Safety Section 1-1 © 2021 Alamo Group Inc.

  • Page 12: 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 3308-2 Series 12/21 Safety Section 1-2 © 2021 Alamo Group Inc.

  • Page 13: Operator Safety

    SAFETY OPERATOR SAFETY 3308-2 Series 12/21 Safety Section 1-3 © 2021 Alamo Group Inc.

  • Page 14: Connection Or Disconnecting Implement Safety

    SAFETY CONNECTING OR DISCONNECTING IMPLEMENT SAFETY 3308-2 Series 12/21 Safety Section 1-4 © 2021 Alamo Group Inc.

  • Page 15: Crushing Hazards

    SAFETY CRUSHING HAZARDS 3308-2 Series 12/21 Safety Section 1-5 © 2021 Alamo Group Inc.

  • Page 16: Thrown Objects Hazards

    SAFETY THROWN OBJECTS HAZARDS 3308-2 Series 12/21 Safety Section 1-6 © 2021 Alamo Group Inc.
  • Page 17 SAFETY THROWN OBJECTS HAZARDS (CONTINUED) 3308-2 Series 12/21 Safety Section 1-7 © 2021 Alamo Group Inc.

  • Page 18: Run Over Hazards

    SAFETY RUN OVER HAZARDS 3308-2 Series 12/21 Safety Section 1-8 © 2021 Alamo Group Inc.

  • Page 19: Pto Entanglement Hazards

    SAFETY PTO ENTANGLEMENT HAZARDS 3308-2 Series 12/21 Safety Section 1-9 © 2021 Alamo Group Inc.

  • Page 20: Mower Blade Contact Hazards

    SAFETY MOWER BLADE HAZARDS 3308-2 Series 12/21 Safety Section 1-10 © 2021 Alamo Group Inc.

  • Page 21: High Pressure Oil Leak Hazards

    SAFETY HIGH PRESSURE OIL LEAK HAZARDS 3308-2 Series 12/21 Safety Section 1-11 © 2021 Alamo Group Inc.

  • Page 22: Electrical & Fire Hazards

    SAFETY ELECTRICAL AND FIRE HAZARDS 3308-2 Series 12/21 Safety Section 1-12 © 2021 Alamo Group Inc.

  • Page 23: Transporting Hazards

    SAFETY TRANSPORTING HAZARDS 3308-2 Series 12/21 Safety Section 1-13 © 2021 Alamo Group Inc.

  • Page 24: Hazards With Maintenance Of Implement

    SAFETY HAZARDS WITH MAINTENANCE OF IMPLEMENT 3308-2 Series 12/21 Safety Section 1-14 © 2021 Alamo Group Inc.
  • Page 25 SAFETY 3308-2 Series 12/21 Safety Section 1-15 © 2021 Alamo Group Inc.
  • Page 26 SAFETY 1% 2) 2) 1$ (underneath deck) 1& 1^ u 3308-2 Series 12/21 Safety Section 1-16 © 2021 Alamo Group Inc.
  • Page 27 SAFETY ITEM PART NO. LEVEL DESCRIPTION D559 WARNING Genuine Bush Hog Parts 50081019 NAME 3308-2 50081194 NAME 3308SH-2 D614 DANGER Thrown Object Hazard 50081789 INFORMATION Warranty, 10 Year Gearbox D546 DANGER Guard Missing-Do Not Operate D547 DANGER Rotating D/L Entanglement...

  • Page 28: Decal Description

    DECAL DESCRIPTION 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 3308-2 Series 12/21 Safety Section 1-18 © 2021 Alamo Group Inc.
  • Page 29 DO NOT USE PTO ADAPTER. WARNING OPERATE THIS MACHINE AT 540 RPM TRACTOR PTO SPEED ONLY. Overspeeding PTO may cause component failure resulting in bodily injury. TRACTOR PTO ROTATION: CLOCKWISE D547 3308-2 Series 12/21 Safety Section 1-19 © 2021 Alamo Group Inc.
  • Page 30 TURN ON tractor flashing warning lights. TO AVOID LOSS OF TOWING CONTROL: DO NOT tow at speeds over 20 mph. D553_2 REDUCE SPEED on inclines, in turns and in poor towing conditions. 3308-2 Series 12/21 Safety Section 1-20 © 2021 Alamo Group Inc.
  • Page 31 Attach Safety Chain securely. D553 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 3308-2 Series 12/21 Safety Section 1-21 © 2021 Alamo Group Inc.
  • Page 32 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 3308-2 Series 12/21 Safety Section 1-22 © 2021 Alamo Group Inc.
  • Page 33 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. 3308-2 Series 12/21 Safety Section 1-23 © 2021 Alamo Group Inc.
  • Page 34 Blade Blade Blade Bolt Nut Blade Bolt Nut Blade Blade Pan Nut Blade Bolt Pan Nut Blade Bolt Cotter Pin Cotter Pin BLADE ROTATION BLADE ROTATION D551 D552 3308-2 Series 12/21 Safety Section 1-24 © 2021 Alamo Group Inc.
  • Page 35 Website; dort finden Sie übersetzte e obtenha tais mensagens ou Aufkleber und Sicherheitsmeldungen. os decalques traduzidos. Benutzerhandbuch Manual do Operador www.algqr.com/bmp D813 www.algqr.com/bmg 3308-2 Series 12/21 Safety Section 1-25 © 2021 Alamo Group Inc.
  • Page 36 SAFETY D1085 3308-2 Series 12/21 Safety Section 1-26 © 2021 Alamo Group Inc.

  • Page 37: 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.) 3308-2 Series 12/21 Safety Section 1-27...
  • Page 39 Contents Acknowledgment ......2 Foreword ........2 Safety Alerts.

  • Page 40: Notice (Fill Gearboxes With Oil)

    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 41: 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 42: 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 43 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 44 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 45 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 46: 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 47 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 48 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 49 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 50: 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 51 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 52 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 53 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 54 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 55: 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 56: 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 57 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 58 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 59 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 60 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 61 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 62 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 63: 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 65: Reconocimiento

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

  • Page 66: 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 67: 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 68: 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 69 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 70 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 71 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 72: 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 73 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 74 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 75 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 76: 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 77 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 78 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 79 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 80 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 81: 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 82: 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 83 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 84 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 85 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 86 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 87 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 88 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 89: 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 91 INTRODUCTION SECTION 3308-2 Series 12/21 Introduction Section 2-1 © 2021 Alamo Group Inc.
  • Page 92 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 93 INTRODUCTION The Bush Hog 3308-2 Series Rotary Mower is designed for medium duty applications such as weed, grass, corn stalks, and light brush to 3" diameter. These mowers are multi spindle with two free-swinging blades on each spindle. Free swinging blades reduce the shock of impact when a stationary object is hit.
  • Page 94 INTRODUCTION The 3308-2 Series is shipped from the factory with the Front and Rear Safety Enclosures assembled to the cutter. The enclosures can be Single Row or Double Row chains on the front or Single Row Chains, Double Row Chains or a Metal Band to the rear.
  • Page 95 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. 3308-2 Series 12/21 Introduction Section 2-5...
  • Page 96 INTRODUCTION 3308-2 Series 12/21 Introduction Section 2-6 © 2021 Alamo Group Inc.
  • Page 97 INTRODUCTION 3308-2 Series 12/21 Introduction Section 2-7 © 2021 Alamo Group Inc.
  • Page 99 ASSEMBLY SECTION 3308-2 Series 12/21 Assembly Section 3-1 © 2021 Alamo Group Inc.
  • Page 100 Serious injury or death could occur from the machine falling over. Assembly must be performed with the machine placed on a hard level surface with the shipping bracket removed. 3308-2 Series 12/21 Assembly Section 3-2 © 2021 Alamo Group Inc.
  • Page 101 Center Gearbox. Fill with 2.6 Quarts (2.5L) of EP80W-90 or EP85W-140 Gear Oil until oil runs out the check plug hole. 5. Reinstall the vent plug and the check plug. 3308-2 Series 12/21 Assembly Section 3-3 © 2021 Alamo Group Inc.
  • Page 102 4. Insert a 3/4” x 2-1/2” Capscrew and fasten with a 3/4” Locknut. 5. Tighten all fasteners. Bushings RH Strut Between Struts RH Flex Yoke LH Strut LH Flex Yoke Capscrews 3/4” x 2-1/2” Bushing into slotted hole and Locknuts 3/4” 3308-2 Series 12/21 Assembly Section 3-4 © 2021 Alamo Group Inc.
  • Page 103 3. Install the Driveline Holder to the right hand inside strut using the hole the shipping stand was bolted to. Use the 1” x 2-1/2” capscrew, 1” lockwasher and 1” hex nut to attach the Driveline Holder. 3308-2 Series 12/21 Assembly Section 3-5 ©...
  • Page 104 5. Attach the hydraulic hoses to the 90º elbow fittings and tighten. Hydraulic Lug on Hydraulic Cylinder Swing Arm Cylinder Rod End Base End Hydraulic Hoses 90º Hydraulic Elbows 3308-2 Series 12/21 Assembly Section 3-6 © 2021 Alamo Group Inc.
  • Page 105 1/2” x 4-1/2” Bracket Capscrew Height Adjusting Collar 1/2” Locknut Tailwheel 1/2” x 1-1/2” Beam Capscrew 1/2” Locknut Spiral Mounting Lugs 1/2” x 3-1/2” Capscrew 1/2” Locknut Tailwheel Assembly 3308-2 Series 12/21 Assembly Section 3-7 © 2021 Alamo Group Inc.
  • Page 106 4. Remove the lug bolts from the hub and install the wheel assembly making sure the lug bolts are securely tightened. Lift Arm Wheel Assembly Assembly Lug Bolts 3/4” Hex Nut 3/4” Lockwasher 3/4” Flatwasher (4 Plc’s.) U-Bolts 3308-2 Series 12/21 Assembly Section 3-8 © 2021 Alamo Group Inc.
  • Page 107 6. Hose Holder is placed atop the hole in the plate between the Hitch Plates. Place a 1/2” Flatwasher on top of the mounting loop of the Hose Holder and insert a 1/2’ x1-1/2” Capscrew through the assembly securing with a 1/2” Locknut to the underside of the plate. 3308-2 Series 12/21 Assembly Section 3-9...
  • Page 108 ASSEMBLY PULL MODEL ASSEMBLY Step 3 Steps 1 & 2 Step 4 Steps 5 Step 6 3308-2 Series 12/21 Assembly Section 3-10 © 2021 Alamo Group Inc.
  • Page 109 Place Flatside of Lug Nut Against Wheel LAMINATED TIRE *Wheel Clamp Bolts Lugnuts Place Flatside of Lug Nut Against Wheel FOAM FILLED TIRE *Wheel Clamp Bolts Lugnuts MAXIMUM INFLATION  PRESSURE 40 PSI MAXIMUM SPEED 20 MPH AIRPLANE TIRE 3308-2 Series 12/21 Assembly Section 3-11 © 2021 Alamo Group Inc.
  • Page 110 1. Remove the Clevis Pins from the Ratchet Assembly and place the clevis ends to the Axle Lug and the Mount Lug on the Base Frame. 2. Install the Clevis Pins 3308-2 Series 12/21 Assembly Section 3-12 © 2021 Alamo Group Inc.
  • Page 111 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 3308-2 Series 12/21 Assembly Section 3-13 © 2021 Alamo Group Inc.
  • Page 113 OPERATION SECTION 3308-2 Series 12/21 Operation Section 4-1 © 2021 Alamo Group Inc.
  • Page 114 BUSH HOG 3308-2 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. The mower is equipped with protective deflectors and/or chain guards to prevent objects being thrown from the mower by the blades, however, no shielding is 100% effective.
  • Page 115 Serious injury or death to the operator or others could result if the operator is under the influence of drugs or alcohol. (SG-27) 3308-2 Series 12/21 Operation Section 4-3 © 2021 Alamo Group Inc.
  • Page 116 (ROPS). Always wear seat belts. Serious injury or even death could result from falling off the tractor--particularly during a turnover when the operator could be pinned under the ROPS. (SG-7) 3308-2 Series 12/21 Operation Section 4-4 © 2021 Alamo Group Inc.
  • Page 117 The power required to operate a mower is determined by the tractor PTO horsepower. For most mowing conditions, the 3308-2 Series lift mower requires a tractor with at least 50 HP and the semi-mount and pull type mower require at least 40 HP. Operating the mower with a tractor that does not have adequate power may damage the tractor engine.
  • Page 118 OPERATION 2.5 Drawbar - Pull Type Mower 2.6 Front End Weight 2.7 Power Take Off (PTO) 3308-2 SERIES 12/21 Operation Section 4-6 © 2021 Alamo Group Inc.
  • Page 119 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 3308-2 Series 12/21 Operation Section 4-7...
  • Page 120 OPERATION 3.2 Dismounting the Tractor 3308-2 Series 12/21 Operation Section 4-8 © 2021 Alamo Group Inc.
  • Page 121 OPERATION 4. STARTING THE TRACTOR 5. CONNECTING THE MOWER TO THE TRACTOR 3308-2 Series 12/21 Operation Section 4-9 © 2021 Alamo Group Inc.
  • Page 122 OPERATION 5.1 Connecting the Mower - Lift Type and Semi Mount Type 5.2 3-Point Quick Hitch 3308-2 Series 12/21 Operation Section 4-10 © 2021 Alamo Group Inc.
  • Page 123 OPERATION 5.3 Connecting Mower - Lift Type Quick Hitch 5.4 Safety Tow Chain 3308-2 Series 12/21 Operation Section 4-11 © 2021 Alamo Group Inc.
  • Page 124 OPERATION 5.5 Connecting the Mower - Pull Type 3308-2 Series 12/21 Operation Section 4-12 © 2021 Alamo Group Inc.
  • Page 125 OPERATION 6. SETTING THE MOWER 6.1 Setting Mower Height - Lift Type 3308-2 Series 12/21 Operation Section 4-13 © 2021 Alamo Group Inc.
  • Page 126 4. Be sure Level rods are equally set to maintain a level cut. 5. Tighten the Lock Nut against the clevis to main- tain the setting. 6.3 Setting the Pitch 3308-2 Series 12/21 Operation Section 4-14 © 2021 Alamo Group Inc.
  • Page 127 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 3308-2 Series 12/21 Operation Section 4-15 © 2021 Alamo Group Inc.
  • Page 128 OPERATION 3308-2 Series 12/21 Operation Section 4-16 © 2021 Alamo Group Inc.
  • Page 129 OPERATION 7.2 Constant Velocity (CV) Driveline 3308-2 Series 12/21 Operation Section 4-17 © 2021 Alamo Group Inc.
  • Page 130 Make sure all pins have cotter pins and washers. Serious injury may occur from not maintaining this machine in good working order. (SG-21) 3308-2 Series 12/21 Operation Section 4-18 © 2021 Alamo Group Inc.
  • Page 131 OPERATION 8.1 Tractor Pre-Operation Inspection/Service 8.2 Mower Pre-Operation Inspection/Service 3308-2 Series 12/21 Operation Section 4-19 © 2021 Alamo Group Inc.
  • Page 132 OPERATION 3308-2 Series 12/21 Operation Section 4-20 © 2021 Alamo Group Inc.
  • Page 133 OPERATION 3308-2 Series 12/21 Operation Section 4-21 © 2021 Alamo Group Inc.
  • Page 134 OPERATION 3308-2 Series 12/21 Operation Section 4-22 © 2021 Alamo Group Inc.
  • Page 135 OPERATION 8.3 Cutting Component Inspection 3308-2 Series 12/21 Operation Section 4-23 © 2021 Alamo Group Inc.
  • Page 136 OPERATION 3308-2 Series 12/21 Operation Section 4-24 © 2021 Alamo Group Inc.
  • Page 137 OPERATION 8.4 Blade Bolt Inspection 3308-2 Series 12/21 Operation Section 4-25 © 2021 Alamo Group Inc.
  • Page 138 OPERATION 3308-2 Series 12/21 Operation Section 4-26 © 2021 Alamo Group Inc.
  • Page 139 OPERATION 3308-2 Series 12/21 Operation Section 4-27 © 2021 Alamo Group Inc.
  • Page 140 OPERATION 9. DRIVING THE TRACTOR AND IMPLEMENT 3308-2 Series 12/21 Operation Section 4-28 © 2021 Alamo Group Inc.
  • Page 141 OPERATION 9.1 Starting the Tractor 9.2 Brake and Differential Lock Setting 3308-2 Series 12/21 Operation Section 4-29 © 2021 Alamo Group Inc.
  • Page 142 OPERATION 9.3 Raising the Mower 9.4 Driving the Tractor and Mower 3308-2 Series 12/21 Operation Section 4-30 © 2021 Alamo Group Inc.
  • Page 143 When crossing such terrain, the implement should be fully lowered for a lower center of gravity and added stability. OPS-R-0021 3308-2 Series 12/21 Operation Section 4-31 © 2021 Alamo Group Inc.
  • Page 144 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) 3308-2 Series 12/21 Operation Section 4-32 © 2021 Alamo Group Inc.
  • Page 145 OPERATION 10.1 Foreign Debris and Hazards 10.2 Bystanders/Passerby Precautions 3308-2 Series 12/21 Operation Section 4-33 © 2021 Alamo Group Inc.
  • Page 146 OPERATION 10.3 Engaging the Power Take Off (PTO) 3308-2 Series 12/21 Operation Section 4-34 © 2021 Alamo Group Inc.
  • Page 147 When mowing in reverse, operate the tractor and mower at a much reduced ground speed to ensure control is maintained of the tractor and cutter. OPS-R-0026_H 3308-2 Series 12/21 Operation Section 4-35 © 2021 Alamo Group Inc.
  • Page 148 OPERATION 3308-2 Series 12/21 Operation Section 4-36 © 2021 Alamo Group Inc.
  • Page 149 OPERATION 3308-2 Series 12/21 Operation Section 4-37 © 2021 Alamo Group Inc.
  • Page 150 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 3308-2 Series 12/21 Operation Section 4-38 © 2021 Alamo Group Inc.
  • Page 151 OPERATION 10.8 Shutting Down the Implement 11. DISCONNECTING THE MOWER FROM THE TRACTOR 3308-2 Series 12/21 Operation Section 4-39 © 2021 Alamo Group Inc.
  • Page 152 OPERATION 3308-2 Series 12/21 Operation Section 4-40 © 2021 Alamo Group Inc.
  • Page 153 OPERATION 12. MOWER STORAGE 13. TRANSPORTING THE TRACTOR AND IMPLEMENT 3308-2 Series 12/21 Operation Section 4-41 © 2021 Alamo Group Inc.
  • Page 154 OPERATION 3308-2 Series 12/21 Operation Section 4-42 © 2021 Alamo Group Inc.
  • Page 155 OPERATION 13.1 Transporting on Public Roadways 3308-2 Series 12/21 Operation Section 4-43 © 2021 Alamo Group Inc.
  • Page 156 OPERATION 13.2 Hauling Tractor and Implement 3308-2 Series 12/21 Operation Section 4-44 © 2021 Alamo Group Inc.
  • Page 157 OPERATION 14. TROUBLE SHOOTING GUIDE 3308-2 Series 12/21 Operation Section 4-45 © 2021 Alamo Group Inc.
  • Page 158 OPERATION 3308-2 Series 12/21 Operation Section 4-46 © 2021 Alamo Group Inc.
  • Page 159 MAINTENANCE SECTION 3308-2 Series 12/21 Maintenance Section 5-1 © 2021 Alamo Group Inc.
  • Page 160 MAINTENANCE HAZARDS WITH MAINTENANCE OF IMPLEMENT 3308-2 Series 12/21 Maintenance Section 5-2 © 2021 Alamo Group Inc.
  • Page 161 MAINTENANCE 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 162 MAINTENANCE 3 POINT LIFT and SEMI MOUNT GREASE POINTS Gearboxes Caster Spindles Wheel Hubs 3308-2 Series 12/21 Maintenance Section 5-4 © 2021 Alamo Group Inc.
  • Page 163 MAINTENANCE SWING HITCH GREASE POINTS Gearboxes Caster Spindles Wheel Hubs Both Sides Swing Arm Pivot Point 3308-2 Series 12/21 Maintenance Section 5-5 © 2021 Alamo Group Inc.
  • Page 164 MAINTENANCE PULL HITCH GREASE POINTS Wheel Hubs 3308-2 Series 12/21 Maintenance Section 5-6 © 2021 Alamo Group Inc.
  • Page 165 Center Gearbox. Fill with additional oil (as needed) of EP80W-90 or EP85W-140 Gear Oil until oil runs out the Oil Fill Check Plug hole. 5. Reinstall the vent plug and the check plug. 3308-2 Series 12/21 Maintenance Section 5-7...
  • Page 166 MAINTENANCE 3308-2 Series 12/21 Maintenance Section 5-8 © 2021 Alamo Group Inc.
  • Page 167 MAINTENANCE 3308-2 Series 12/21 Maintenance Section 5-9 © 2021 Alamo Group Inc.
  • Page 168 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 3308-2 Series 12/21 Maintenance Section 5-10 © 2021 Alamo Group Inc.
  • Page 169 NOTE: Replace Blades in pairs after no more than 1/2" notch wear. Use only genuine Bush Hog replacement blades!
  • Page 170 MAINTENANCE 3308-2 Series 12/21 Maintenance Section 5-12 © 2021 Alamo Group Inc.
  • Page 171 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. 3308-2 Series 12/21 Maintenance Section 5-13...
  • Page 172 MAINTENANCE 3308-2 Series 12/21 Maintenance Section 5-14 © 2021 Alamo Group Inc.
  • Page 173 MAINTENANCE 3308-2 Series 12/21 Maintenance Section 5-15 © 2021 Alamo Group Inc.
  • Page 174 MAINTENANCE 3308-2 Series 12/21 Maintenance Section 5-16 © 2021 Alamo Group Inc.
  • Page 175 MAINTENANCE 3308-2 Series 12/21 Maintenance Section 5-17 © 2021 Alamo Group Inc.

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