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RHINO FL20 Operator's Manual

Flex-wing mechanical level lift rotary cutter /shredder
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Published 10/03
OPERATOR'S MANUAL
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 the Safety and
Operation Instructions contained in this manual before
operating the equipment.
RHINO
®
1020 S. Sangamon Ave.
Gibson City, IL 60936
800-446-5158
Email: parts@servis-rhino.com
FL20 / FL14
FLEX-WING MECHANICAL LEVEL LIFT
ROTARY CUTTER /SHREDDER
Effective Serial No. FL 11400 Through Current
© 2004Alamo Group Inc.
P/N 00766693C
$0.00

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  • Page 1 Published 10/03 Effective Serial No. FL 11400 Through Current OPERATOR'S MANUAL 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 the Safety and Operation Instructions contained in this manual before operating the equipment.
  • Page 2 TO THE OWNER/OPERATOR/DEALER All implements with moving parts are potentially hazardous. There is no substitute for a cautious, safe-minded operator who recognizes the potential hazards and follows reasonable safety practices. The manufacturer has designed this implement to be used with all its safety equipment properly attached to minimize the chance of accidents.

  • Page 3: Safety Training

    In order to reduce accidents and enhance the safe operation of mowers, Alamo Group Ag Division, 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 Alamo Group Ag. Division is willing to 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: Requester Address: City...

  • Page 5: Table Of Contents

    SAFETY SECTION ... 1-1 Safety Information ... 1-2 Safety Decal Location ... 1-12 Safety Decal Description ... 1-14 Federal Laws & Regulations ...1-18 INTRODUCTION SECTION ... 2-1 ASSEMBLY SECTION ... 3-1 Blade Carrier and Blades ... 3-2 Tongue ... 3-3 Level Rod ...

  • Page 7: Safety Section

    SAFETY SECTION Safety Section 1-1...
  • Page 8 A safe and careful operator is the best operator. manufacturer and should be to the owner/operator. Most accidents can be avoided by being aware of your equipment, your surroundings, and observing certain precautions. The first section of this manual includes a list of Safety Messages that, if followed, will help protect the operator and bystanders from injury or death.
  • Page 9 Never operate the Tractor or Implement until you have read and DANGER! completely understand this Manual, the Tractor Operator’s Manual, and each of the Safety Messages found in the Manual or on the Tractor and Implement. Learn how to stop the tractor engine suddenly in an emergency.
  • Page 10 DANGER! Start tractor only when properly seated in the Tractor seat. Starting a tractor in gear can result in injury or death. Read the Tractor operators manual for proper starting instructions. DANGER! 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 serious injury or even death.
  • Page 11 WARNING! Periodically inspect all moving parts for wear and replace when necessary with authorized service parts. Look for loose fasteners, worn or broken parts, and leaky or loose fittings. Make sure all pins have cotter pins and washers. Serious injury may occur from not maintaining this machine in good working order.
  • Page 12 DANGER! KEEP AWAY FROM ROTATING ELEMENTS to prevent entanglement and possible serious injury or death. Never allow children to play on or around Tractor or Implement. Children DANGER! can slip or fall off the Equipment and be injured or killed. cause the Implement to shift or fall crushing themselves or others.
  • Page 13 DANGER! The rotating parts of this machine have been designed and tested for rugged use. However, the blades could fail upon impact with heavy, solid objects such as metal guard rails and concrete structures. Such impact could cause the broken objects to be thrown outward at very high velocities.
  • Page 14 WARNING! Do not let the Blades turn when the Mower Deck is raised for any reason, including clearance or for turning. Raising the Mower deck exposes the Cutting Blades which creates a potentially serious hazard and could cause serious injury or even death from objects thrown from the Blades.
  • Page 15 WARNING! Use extreme care when lowering or unfolding the implement’s wings. Make sure no bystanders are close by or underneath the wings. Allow ample clearance around the implement when folding or unfolding the wings. Use extreme caution around buildings or overhead power lines. CAUTION! To prevent tipping of implement when stored in folded position, use carrying wheels or adequate stands on center frame.
  • Page 16 DANGER! This Implement is wider than the Tractor. Be careful when operating or transporting this equipment to prevent the Implement from running into or striking sign posts, guard rails, concrete abutments or other solid objects. Such an impact could cause the Implement and Tractor to pivot violently resulting in loss of steering control, serious injury, or even death.
  • Page 17 WARNING! Only tow the Implement behind a properly sized and equipped Tractor which exceeds the weight of the Implement by at least 20%. DO NOT tow the Implement behind a truck or other type of vehicle. Never tow the Implement and another Implement connected in tandem. Never tow the Implement at speeds over 20 MPH.
  • Page 18 NOTE: Rhino supplies safety decals on this product to promote safe operation. Damage to the decals may occur while in shipping, use, or reconditioning. Rhino 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 19 ITEM PART NO. 00725746 00753840 00756004 00756005 00769736 00756059 00769737 00756494 00760657 999403 D103 D114 03200347 1458392 1458393 00763613 00763977 D102 D137 D138 D302 D303 D306 00766723 00771284 00771283 02977417 00776031 00766693C 10058000 00024100 02959924 00749117 00773723 * Furnished by Tractor Manufacturer ( ) For Two-Section unit only (( )) Installed by Driveline Manufacturer [ ] Use one or the other...
  • Page 20 10 - - 02967827 SEE INSIDE FRONT COVER 14 - - 99203 RED REFLECTOR 15 - - 99204 YELLOW REFLECTOR 25 -- SERIAL PLATE 17- - 00763977 9- - 00760657 16--00763613 28 --02977417 1- - 00725746 FL20M/FL14M 10/03 © 2004 Alamo Group Inc. SAFETY Safety Section 1-14 7-- 00769737...
  • Page 21 SAFETY 27 -- 00771283 5- - 00769736 26 -- 00771284 6- - 00756059 19- - D137 8- - 00756494 20- - D138 FL20M/FL14M 10/03 Safety Section 1-15 R 05-14-96 © 2004 Alamo Group Inc.
  • Page 22 SAFETY 4- - 00756005 2- - 00753840 11- - 999403 23- - 99101 22- - D303 3- - 00756004 FL20M/FL14M 10/03 Safety Section 1-16 © 2004 Alamo Group Inc.
  • Page 23 FL20 FL14 24-- 00766723 24-- D306 21- - D302 35- 00749117 AIRPLANE TIRE -- 00762608 FL20M/FL14M 10/03 © 2004 Alamo Group Inc. SAFETY 18- - D102 Safety Section 1-17 36- 00773723 R 09-27-01...

  • Page 24: Federal Laws & Regulations

    FEDERAL LAWS AND REGULATIONS This section is intended to explain in broad terms the concept and effect of federal laws and regulations concerning employer and employee equipment operators. This section is not intended as a legal interpretation of the law and should not be considered as such.

  • Page 69: Introduction Section

    INTRODUCTION SECTION Introduction Section 2-1...
  • Page 70 INTRODUCTION Your FL 20 is a heavy-duty Cutter/Shredder designed primarily for weed and grass control, brush up to 2- 1/2" diameter, and shredding row crops such as cotton and corn stalks. With proper maintenance as described in this manual, your Cutter will provide you with years of dependable service with a minimum of repairs.

  • Page 71: Assembly Section

    ASSEMBLY SECTION Assembly Section...

  • Page 72: Blade Carrier And Blades

    Set up cutter as received from factory with these instructions. Refer to Parts Listing Section for further information when necessary. Select a suitable working area. Open parts box and lay out parts to make location easy. Refer to parts listing and exploded view drawings in the Parts Listing Section and the packing list. Cut all wire ties, including those on blades if present.

  • Page 73: Tongue

    TONGUE ATTACHMENT To assemble the tongue (FIGURE 2). Align the lugs of the tongue with the top holes of the mainframe hitch plate (1). Insert the pivot pin (2) and fasten with 2 - 3/8" x 1 1/4" bolt (3) and 3/8" locknut (4). To assemble the control rod insert a jam nut to the short rod (5), then insert the short rod (5) into the long rod (6).

  • Page 74: Wing Section

    ASSEMBLY WING SECTIONS ATTACHMENTS While the Center Section is still solidly blocked, attach the Wing Sections (1) in the horizontal plane. Using Hinge Pins (2), attach the Right and Left Wing Sections to the Center Sections. NOTE: Wing Sections may require slight lifting after the Hinge Pin is started to aid pin installation. Lock the Wing Sections in place with the Hinge Pins.

  • Page 75: Level Lift Axle

    ASSEMBLY CENTER SECTION FIGURE 6. Center and Right Wing Level Lift Axle Attachment LEVEL LIFT AXLE ATTACHMENT (FIGURE 6) Attach the Center Level Lift Axle (1) to the Center Section (2) with the Center Pins (3), Bolts (4), and Nuts (5). The Wing Level Lift Axles (6,7) are attached to the Wing Sections (8,9) with the Wing Pins (10), Bolts (4) and Nuts (5).

  • Page 76: Axle Adjustment Rod

    ASSEMBLY AXLE ADJUSTMENT ROD ATTACHMENT Attach the Axle Adjustment Rod w/Bushings (1) to the Center Axle (2) and Wing Axle (3) with bolts and locknuts (4). Install Spacers (5) as shown. FIGURE 7. FIGURE 7. Axle Adjustment Rod Attachment NOTE: Wing in upright position CENTER AXLE HYDRAULIC CYLINDER ATTACHMENT Install the clevis rod end (1) of the 8"...

  • Page 77: Wing Section Hydraulic Cylinder

    ASSEMBLY WING SECTION HYDRAULIC CYLINDER ATTACHMENT Mount the 14" stroke Hydraulic Cylinder butt clevis to the upright lugs on the Center Section and the rod end to lugs on wing. Make sure the ports of the Hydraulic Cylinder are facing upwards. Keep the ports capped until the hoses are attached to the tractor and are ready to attach to the cylinder ports.
  • Page 78 ASSEMBLY FIGURE 10. Wheel Attachment Assembly Section FL20M/FL14M 10/03 © 2004 Alamo Group Inc.

  • Page 79: Spring Stop

    SPRING STOP ATTACHMENT The Spring Stop is assembled to the stop bracket (1) with the 1/2 x 5 1/2 capscrew (2) inserted thru the stop (3) , spring (4) and locknut (5). FIGURE 11. BAFFLE KIT ASSEMBLY (OPTIONAL) The Center Baffle (1) is attached to the left side of the Center Section with Bolts (2), Washers (3) and Nuts (4) as shown in FIGURE 12.

  • Page 80: Rubber Deflectors

    RUBBER DEFLECTORS (STANDARD) Attach the Center Front Deflector Brackets to the Center Section withthe bolts (1) and locknuts (2). Fasten the Center Section Front Rubber Deflectors (FIGURE 14) To these brackets with bolts (3) locknuts (2) and retaining bars (4). Attach the Front Wing Deflectos to the wing sections with the bolts (5) locknuts (2), and retaining bars (4).

  • Page 81: Chain Guard

    CHAIN GUARD ATTACHMENT The placement of the Chain Guards corresponds to the Rubber Deflector Attachment with the exception of the Front Center Section see FIGURE 16. Attach all Chain Guards with bolts and locknuts specified in the parts list. FIGURE 16. Front Chainguard attachment COUNTERWEIGHT ATTACHMENT (OPTION - Two Section Cutter) For the two section cutter the Counterweight Attachment (1) must be installed to the left side of the Center Section with the Hinge Pin and Retaining Pin (Follow the Wing Attachment in this section).
  • Page 82 ASSEMBLY DRIVELINE ATTACHMENT Remove Wing Nuts holding Divider Gearbox Shield and raise Shield. Remove any tape from Gearbox shafts. Attach the Clamp Yoke end of the Wing Driveline to the Divider Gearbox. Tighten bolts evenly to their proper torque. FIGURE 19. Attach the Torque Limiter to the Wing Section Gearboxes by sliding the Limiter to the splined shaft on the Gearbox and tighten the set screw.
  • Page 83 ASSEMBLY EQUAL ANGLE JACKSHAFT DRIVELINE Attach bearingsupport weldment (ref #1) to torque weldment as shown. Install jackshaft bearing (ref #2) onto jackshaft stub end. FL20M/FL14M 10/03 Assembly Section 3-13 R 09-27-01 © 2004 Alamo Group Inc.

  • Page 84: Shields

    CANOPY SHIELDS After final adjustment attach Canopy Shields over Divider Gearbox (FIGURE 26) , Secondary Gearbox (FIGURE 24 & 25). CAUTION Install all Canopy Shields over Torque Limiters and Drivelines and make certain they remain installed at all times when operating this Cutter. FIGURE 24 FL20M/FL14M 10/03 ©...
  • Page 85 ASSEMBLY THREE SPOOL CONTROL VALVE INSTALLATION A Three-Spool Control Valve is available from your dealer for use with tractors having either an open or closed center Hydraulic System. If a 3 spool valve bank is required assemble on bracket and install on tractor fender at desired location.

  • Page 87: Operation Section

    OPERATION SECTION Operation Section 4-1 © 2001 Alamo Group Inc.
  • Page 88 RHINO FL14/FL20 ROTARY MOWER OPERATION INSTRUCTIONS Rhino FL14/FL20 rotary mowers are manufactured with quality material by skilled workers. These mowers are designed to cut grass, weeds, crop stalks, brush and other vegetation up to 3-1/2” diameter. 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 89 (7) DRIVELINE ATTACHMENT...4-15 (7.1) Driveline Length Check...4-15 (7.2) Constant Velocity (CV) Driveline...4-17 (8) PRE-OPERATION INSPECTION AND SERVICE...4-18 (8.1) Tractor Pre-Operation Inspection/Service...4-19 (8.2) Mower Pre-Operation Inspection/Service...4-19 (9) DRIVING THE TRACTOR AND MOWER...4-22 (9.1) Starting the Tractor...4-23 (9.2) Brake and Differential Lock Setting...4-23 (9.3) Operating the Mower Wings...4-24 (9.4) Driving the Tractor and Mower...4-25 (9.5) Crossing Ditches and Steep Inclines...4-26...

  • Page 90: Standard Equipment And Specifications

    Standard Equipment and Specifications Horsepower Required (Min.)... 75 HP Cutting Capacity (Diameter)...2-1/2” Cutting Height...3/4”-12” Safety Deflectors*...Standard Cutting Width...240” Transport Width...105” Overall Width...248” Overall Length...203” Blade Overlap...6” Weight (Approximate)... 6465 lbs. Wing Lift...Hydraulic Wing Flex (Degrees)...90° Up-22° Down Jack Stand... Standard Hitch...

  • Page 91: Operator Requirements

    1. OPERATOR REQUIREMENTS Safe operation of the rotary mower is the responsibility of a qualified operator. A qualified operator has read and understands both the mower and tractor Operator Manuals and is experienced in tractor and mower operations and all associated safety practices. In addition to the safety messages contained in this manual, safety message decals are affixed to the mower and tractor.

  • Page 92: Tractor Requirements

    2. TRACTOR REQUIREMENTS The tractor used to operate the mower must have the power capacity to lift, pull, and operate the Power Take Off (PTO) at the mower’s rated speed while traveling at a ground speed between 2 and 5 MPH. Operating the mower with a tractor that does not meet the following requirements may cause tractor or mower damage and be a potential danger to the operator and passersby.

  • Page 93: (2.3) Tractor Horsepower

    2.3 Tractor Horsepower The horsepower required to operate the mower depends on several operating factors including the vegetation to be cut, terrain condition, operator experience, condition of the mower and tractor, and others. For most mowing conditions, the FL14 and FL20 mower requires a tractor with a minimum of 75 HP. Operating the mower with a tractor that does not have adequate power may damage the tractor engine.

  • Page 94: (2.6) Front End Weight

    2.6 Front End Weight A minimum of 20% total tractor weight must be maintained on the tractor front end at all times. Front end weight is critical to maintain steering control and to prevent the tractor from rearing up while driving. If the front end is too light, add weight until a minimum of 20% total weight is reached on the front tires.

  • Page 95: Getting On And Off The Tractor

    3. GETTING ON AND OFF THE TRACTOR Before getting onto the tractor, the operator must read and completely understand the mower and tractor operator manuals. If any part of either manual is not completely understood, consult an authorized dealer for a complete explanation.

  • Page 96: Starting The Tractor

    DANGER! BEFORE leaving the Tractor seat, always engage the brake and/or set the Tractor transmission in parking gear, disengage the PTO, stop the engine, remove the key, and wait for all moving parts to stop. Place the Tractor shift lever into a low range or parking gear to prevent the Tractor from rolling. Never dismount a Tractor while it is moving or while the engine is running.

  • Page 97: Connecting The Mower To The Tractor

    5. CONNECTING THE MOWER TO THE TRACTOR Use extreme caution when connecting the mower to the tractor. The mower should be securely resting at ground level or on blocks. Place a block in front of and behind the center section wheels to prevent the mower from moving.

  • Page 98: (5.2) Connecting Mower Hydraulic Lines To The Tractor

    OPERATION 5.2 Connecting Mower Hydraulic Lines to the Tractor With the tractor shut down and secured in position, relieve hydraulic pressure from the tractor by moving the control levers back and forth several times or placing the levers in the float position. When connecting the mower hydraulic lines, keep hoses, quick couplers, and swivels free of contamination.

  • Page 99: Setting The Mower

    6. SETTING THE MOWER Properly setting the cutting height is essential for efficient and safe operation. A properly set mower will make a more uniform cut, distribute clippings more evenly, require minimal tractor work, and follow the contour of uneven terrain.

  • Page 100: (6.2) Setting Deck Pitch

    LEVELING WING SECTIONS WITH CENTER 1. To level the wing sections with the deck center, adjust the leveling screw between the wing axle and the center axle. To lower the wing, loosen the jamnut and shorten the screw assembly, lengthen the screw assembly to raise the wing.

  • Page 101: Driveline Attachment

    7. DRIVELINE ATTACHMENT The driveline yoke and tractor PTO shaft must be dirt free and greased for attachment. To connect the mower driveline to the tractor PTO output shaft, pull the driveline yoke collar back and align the grooves and splines of the yoke with those of the PTO shaft.
  • Page 102 “ Bottoming Out” Check Procedure 1. Disconnect driveline from the tractor and slide the profiles together until fully compressed. 2. Place a mark on the inner shield 1/8” from the end of the outer shield and reattach the driveline to the PTO shaft.

  • Page 103: (7.2) Constant Velocity (Cv) Driveline

    7.2 Constant Velocity (CV) Driveline For mowers equipped with a Constant Velocity (CV) driveline, the maximum turning angle between the tractor and mower must be determined to ensure the joint angle does not over-extend which can cause CV joint damage. Constant Velocity joints enable the driveline to operate smoothly with no vibrations and clattering at angles up to 70°.

  • Page 104: Pre-Operation Inspection And Service

    8. PRE-OPERATION INSPECTION AND SERVICE Before each use, a pre-operation inspection and service of the mower and tractor must be performed. This includes routine maintenance and scheduled lubrication, inspecting that all safety devices are equipped and functional, and performing needed repairs. Do not operate the mower and tractor if the pre-operation inspection reveals any condition affecting safe operation.

  • Page 105: (8.1) Tractor Pre-Operation Inspection/Service

    8.1 Tractor Pre-Operation Inspection/Service Refer to the tractor operator’s manual to ensure a complete pre-operation inspection and scheduled service is performed according to manufacturer recommendations. The following is a partial list of items requiring inspection: Tire condition/air pressure Wheel lug bolts Steering linkage PTO shield SMV sign is clean and visible...
  • Page 106 Ensure that the Manual Canister is secured to the mower with the Operator’s Manual inside. Ensure all decals are in place and legible. Replace missing, worn, and unlegible decals. NOTE: The mower Operator’s Manual and affixed Decals contain important instructions on the safe and proper use of the mower.
  • Page 107 OPERATION Perform scheduled lubrication as specified in the maintenance section. Inspect each gearbox oil level and replenish if needed. A low oil level is a warning sign that the gearbox may be cracked or its seal is damaged and needs to be replaced. Ensure all gearbox vents are in place and free from clogs.

  • Page 108: Driving The Tractor And Mower

    9. DRIVING THE TRACTOR AND MOWER Safe tractor transport requires the operator possess a thorough knowledge of the model being operated and precautions to take while driving with an attached implement. Ensure the tractor has the capacity to handle the weight of the mower and the tractor operating controls are set for safe transport.

  • Page 109: (9.1) Starting The Tractor

    9.1 Starting the Tractor The procedure to start the tractor is model specific. Refer to the tractor operator’s manual for starting procedures for your particular tractor. Consult an authorized dealer if the starting procedure is unclear. Ensure the 3-point control lever is in the lowered position and the PTO is disengaged before starting the tractor.

  • Page 110: (9.3) Operating The Mower Wings

    9.3 Operating the Mower Wings Wings are positioned with hydraulic cylinders. It is recommended that the tractor be equipped with three hydraulic ports or a 3-spool control valve be used so that each section can be controlled independently. Ensure the hydraulic cylinders and lines are filled with oil by holding the valve control levers in the raised position until the cylinders fully retract (wings) and extend (center).

  • Page 111: (9.4) Driving The Tractor And Mower

    OPERATION 9.4 Driving the Tractor and Mower Start off driving at a slow speed and gradually increase your speed while maintaining complete control of the tractor and mower. Moving slowly at first will also prevent the tractor from rearing up and loss of steering control. The tractor should never be operated at speeds that cannot be safely handled or which will prevent the operator from stopping quickly during an emergency.

  • Page 112: (9.5) Crossing Ditches And Steep Inclines

    9.5 Crossing Ditches and Steep Inclines When crossing ditches with steep banks or going up sharp inclines, it is possible that the main driveline inner profile will penetrate into the outer housing to its maximum depth until the assembly becomes solid (driveline is at its extreme shortest length).

  • Page 113: Operating The Tractor And Mower

    10. OPERATING THE TRACTOR AND MOWER THE OPERATOR MUST COMPLETELY UNDERSTAND HOW TO OPERATE THE TRACTOR AND MOWER AND ALL CONTROLS BEFORE ATTEMPTING TO MOW. The operator must read and understand the Safety and Operation Sections of the mower and tractor operator’s manuals. These manuals must be read and explained to any operator who cannot read.
  • Page 114 If you hit a solid object or foreign debris, stop the mower and tractor at once. Immediately idle the engine speed and disengage the PTO. Wait for all mower rotating motion to stop, then raise the mower and move the tractor and implement off the object.

  • Page 115: (10.3) Engaging The Power Take Off (Pto)

    10.3 Engaging the Power Take Off (PTO) Before engaging the PTO, make certain that the area is clear of bystanders and passersby. The mower wings must be completely lowered and the deck positioned at a safe mowing height. NEVER engage the PTO with the mower wings in the raised position.

  • Page 116: (10.5) Operating The Mower

    10.5 Operating the Mower Only operate the mower from the tractor operator’s seat with the seatbelt securely fastened. The tractor must be equipped with a ROPS in the raised position or a ROPS cab. The mower is designed to cut vegetation up to 2-1/2” in diameter. Sharp blades will produce a cleaner cut and require less power.
  • Page 117 When you get to the end of a pass, slightly raise the mower (2-4”) before turning. Never raise the mower entirely while the blades are turning. If the mower must be raised higher than 12” from ground level, disengage the tractor PTO and wait for all mower rotation to come to a complete stop before proceeding to raise the mower.
  • Page 118 OPERATION When mowing across uneven areas such as road shoulders, ditch edges, and other uneven terrain, position mower so that one support wheel is near the highest point to prevent blades from cutting into gravel or dirt which can cause rapid blade wear and extremely severe shock loads on the drivetrain resulting in rapid wear or damage to these components.

  • Page 119: (10.6) Shutting Down The Mower

    OPERATION 10.6 Shutting Down the Mower To shut down the mower, first bring the tractor to a complete stop. Then slow down the mower by reducing the engine speed before disengaging the PTO. Wait for all rotating motion to stop before proceeding to drive or shut down the tractor.

  • Page 120: Disconnecting The Mower From The Tractor

    11. DISCONNECTING THE MOWER FROM THE TRACTOR DANGER! 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) WARNING! Never unhitch without using the Tongue Jack.

  • Page 121: Mower Storage

    12. MOWER STORAGE It is recommended that the mower be stored with the center section and both wings fully lowered to ground level. If the mower is stored with the wings in the raised position, select a level area and install wing transport braces to prevent the wings from falling BEFORE disconnecting the mower hitch from the tractor.

  • Page 122: Transporting The Tractor And Mower

    13. TRANSPORTING THE TRACTOR AND MOWER Inherent dangers of operating the tractor and mower and the possibility of accidents are not left behind when you finish mowing an area. Therefore, the operator must employ good judgement and safe operation practices when transporting the tractor and mower between locations.

  • Page 123: Tires And Wheels

    OPERATION Before transporting the tractor on a public roadway or boarding a trailer for transport, the tractor brake pedals should be locked together. Locking the pedals ensures that both wheels brake simultaneously while stopping, especially when making an emergency stop. Use extreme caution and avoid hard applications of the tractor brakes when towing heavy loads at road speeds.

  • Page 124: (13.1) Transporting On Public Roadways

    13.1 Transporting on Public Roadways WARNING! Only tow the Implement behind a properly sized and equipped Tractor which exceeds the weight of the Implement by at least 20%. DO NOT tow the Implement behind a truck or other type of vehicle. Never tow the Implement and another Implement connected in tandem.
  • Page 125 OPERATION Make sure that all tractor flashing warning lights, headlights, and brake/taillights are functioning properly before proceeding onto public roads. While newer model tractors have plenty of lighting to provide warning signals and operating lighting, most older models where only equipped with operating lights. Consult an authorized tractor dealer for lighting kits and modifications available to upgrade the lighting on older tractor models.

  • Page 126: (13.2) Hauling The Tractor And Mower

    OPERATION 13.2 Hauling the Tractor and Mower Before transporting a loaded tractor and mower, measure the height and width dimensions and gross weight of the complete loaded unit. Ensure that the load will be in compliance with the legal limits set for the areas that will be traveled through.

  • Page 127: Trouble Shooting Guide

    14. TROUBLE SHOOTING GUIDE TROUBLE Excessive Vibrations Gear Box Overheating FL14/FL20 10/03 © 2004 Alamo Group Inc. OPERATION POSSIBLE CAUSE 1. Check gear box bolts. 2. Check for loose nuts on bladeholder and blades. 3. Check for bent output shaft. If shaft is bent, oil will normally leak from bottom seal.
  • Page 128 TROUBLE Gear Box Noisy Gear Box Leaking Clutch Slips Excessively Blade Wears Too Fast Hydraulic Cylinder Will Not Operate FL14/FL20 10/03 © 2004 Alamo Group Inc. OPERATION TROUBLE SHOOTING POSSIBLE CAUSE 1. Rough gears. 2. Worn bearing. 1. Damaged oil seal. 2.
  • Page 129 TROUBLE Oil Squirting from Breather Vent Hole Not Cutting Clean Streaking Conditions In Swath FL14/FL20 10/03 © 2004 Alamo Group Inc. OPERATION TROUBLE SHOOTING POSSIBLE CAUSE 1. Oil leaking by piston ring. (A small amount of leakage is normal) 2. Piston "O" ring worn. 3.

  • Page 131: Maintenance Section

    MAINTENANCE SECTION Maintenance Section 5-1...

  • Page 132: Lubrication

    Before operating your Rotary Cutter, make sure it is properly lubricated and thoroughly inspected. Only a minimum of time and effort is required to regularly lubricate and maintain this machine to provide long life and trouble free operation. WARNING Always disengage the PTO before raising the Rotary Cutter for transporting or making adjustments.

  • Page 133: Tongue

    MAINTENANCE TONGUE The Tongue Hitch Pins attach the Tongue to the Center Section and should be checked for signs of wear or cracking. Replace as needed. The Drawbar 1" Bolt fastens the cutter to the tractor Drawbar. When the cutter is unhitched and this 1" Bolt is removed, examine for signs of cracking or wear. Replace the Drawbar 1"...

  • Page 134: Drivelines

    DIVIDER GEARBOX The Test Plug for the Divider Gearbox is located on the right side of the input shaft. The filler pressure relief Plug is on top of the Gearbox. FIGURE 4. CAUTION Do not over-fill. If Gearboxes are filled above Test Plug Level, pressure under working conditions may cause the Grease Seals to leak.
  • Page 135 MAINTENANCE MAIN CV DRIVELINE SAFETY SHIELD (FIGURE 7) 1. To remove Outer CV Cone remove the 6 screws (#1) from shield cone. Remove cone forward over yoke (#2). Shield bearing (#7) is split and can be removed by spreading and removing from groove in CV Body (#3).
  • Page 136 MAINTENANCE PROTECTIVE, INTEGRAL SHIELDS - 44R Protective Driveline Shields should be installed on Drivelines as shown below in FIGURE 8. The protective Integral Shields are assembled onto nylon bearings and should turn freely - but should not spin. Greasing the nylon bearings is not required but will not harm them.
  • Page 137 PROTECTIVE, INTEGRAL SHIELDS - 55R 1000 RPM (WING DRIVELINES) To remove the shield from this drive line insert a screwdriver in the slot of the cone (as shown in FIG- URE 9 ) and push the retaining ring downward and forward out of groove toward large opening of cone. Steel Shield To assemble the shield slide the retaining ring over the yoke hub.

  • Page 138: Blades

    BLADE SERVICING Inspect blades before each use to determine that they are properly installed and in good condition. Replace any blade that is bent, excessively nicked, worn, or has any other damage. Small nicks can be ground out when sharpening. WARNING Use only original equipment blades on this cutter.

  • Page 139: Blade Carrier

    Original Blade Edge NOTE: Replace Blades in pairs after no more than 1/2" notch wear! BLADE REMOVAL To remove blades for sharpening or replacement, remove the cover plate on deck of cutter near each gear box. Remove locknut from blade bolt - note: These are Left-Hand Threads. Inspect lock nut after removal and replace if threads are damaged.

  • Page 140: Torque Limiter

    TORQUE LIMITER Avoid overheating of the Torque Limiter by too long or too frequent slipping since this can damage the friction plates and limiter parts. When checking the Torque Limiter for overheating, DO NOT touch with hand. It could be extremely hot and cause severe burn. If an adjustment is required, this may be done in the field by following the procedure outlined below.

  • Page 141: Gearbox Arrangement

    8. Install driveline yoke onto shaft and install four bolts through yoke spacers #10 and center plate #4. Install locknuts and tighten. 9. Rotate yoke and center plate so that cotter pin #13 can be installed. 10. Tighten large nut #7 as much as possible by hand. NOTE: Make sure both springs #5 are centered on guide ring #6.
  • Page 142 MAINTENANCE HYDRAULIC HOSES Replace pinched and broken Hydraulic Hoses at once. Tighten any Hydraulic Fitting with fluid leaking from it. If fluid still leaks, loosen the fitting, apply a pipe thread compound to the threads and tighten. Care must be exercised when tightening Hydraulic Fittings. Too much tightening can cause the fittings to crack and require replacement fittings.
  • Page 143 MAINTENANCE PROPER TORQUE FOR FASTENERS The chart lists the correct tightening torque for fasteners. When bolts are to be tightened or replaced, refer to this chart to determine the grade of bolts and the proper torque except when specific torque values are assigned in manual text.
  • Page 144 1. LIMITED WARRANTIES 1.01. Servis-Rhino warrants for one year from the purchase date to the original non-commercial, governmental, or municipal purchaser (“Purchaser”) and warrants for six months to the original commercial or industrial purchaser (“Purchaser”) that the goods purchased are free from defects in material or workmanship. 1.02.
  • Page 145 TO THE OWNER/OPERATOR/DEALER In addition to the standard Limited Warranty shown on the facing page, Servis-Rhino also pro- 1.) A FIVE-YEAR (60 months) LIMITED WARRANTY* on GEARBOX components provided they have been properly maintained† and have not been subjected to abuse or mis-use except as limited below.
  • Page 146 FL20M-SOM-10/03 P/N 00766693C Printed U.S.A.
  • Page 147 00763505 FILE. SIGNED COMPLETED, SERVIS-RHINO ® SIGN. MUST MACHINE. THIS WITHIN MAILED MUST REGISTRATION EFFECT, MAILBOX. INFORMATION REGISTRATION mailbox. CARD REGISTRATION UNTIL REFUSED SUBMITTED CLAIM PURCHASER DATE DELIVERY SIGNED, WARRANTY WARRANTY THIS IMPORTANT! COPY LAST DROP WARRANTY drop tape, tear), 60936-9907 City, Gibson...

  • Page 148: Hydraulic Hoses

    BEFORE MAILING WARRANTY CARD, MAKE SURE ALL INFORMATION IS LEGIBLE SERVIS-RHINO Servis-Rhino Model Purchaser Last Name Street & No., RFD, Box, &/or Apt. No. City Dealer City • I have informed the Purchaser of this product of Warranty terms, provisions, and procedures that are applicable, reviewed the contents of the Operator’s Manual including safety equipment, safe operation, and maintenance, reviewed the Safety Signs on implement (and tractor if possible), shown the AEM Mower Safety Practices Video, and reviewed Purchaser’s responsibility to train his operators in safe operation.
  • Page 150 1. PRINT FIRMLY. 2. REMOVE WHITE COPY FOR CUSTOMER RECORDS. SERVIS-RHINO Servis-Rhino Model Purchaser Last Name Street & No., RFD, Box, &/or Apt. No. City Dealer City • I have informed the Purchaser of this product of Warranty terms, provisions, and procedures that are applicable, reviewed the contents of the Operator’s Manual including safety equipment, safe operation, and maintenance, reviewed the Safety Signs on implement (and tractor if possible), shown the AEM Mower Safety Practices Video, and reviewed Purchaser’s responsibility to train his operators in safe operation.
  • Page 152 1. PRINT FIRMLY. 2. REMOVE WHITE COPY FOR CUSTOMER RECORDS. SERVIS-RHINO Servis-Rhino Model Purchaser Last Name Street & No., RFD, Box, &/or Apt. No. City Dealer City • I have informed the Purchaser of this product of Warranty terms, provisions, and procedures that are applicable, reviewed the contents of the Operator’s Manual including safety equipment, safe operation, and maintenance, reviewed the Safety Signs on implement (and tractor if possible), shown the AEM Mower Safety Practices Video, and reviewed Purchaser’s responsibility to train his operators in safe operation.

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