Alamo SR20 manuale d’uso

SR20 / SR14 FLEX-WING MECHANICAL LEVEL LIFT ROT AR Y CUTTER / SHREDDER Published 10/03 Effective Serial No. SR20-1 1310 Through Current Part No.00763403C OPERA T OR'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, UNDERST AND, and FOLLOW the [...]

TO THE OWNER/OPERA T OR/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 c[...]

In order to reduce accidents and enhance the safe operation of mowers, Alamo Gr oup 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 [...]

Alamo Group Ag. Division is willing to provide one (1) AEM Mower Safety Practices V ideo Please Send Me: VHS Format – AEM/FEMA Mower Operator Safety V ideo DVD Format – AEM/FEMA Mower Operator Safety V ideo Mower Operator ’ s Manual AEM Mower Operator ’ s Safety Manual Requester Name: Phone: Requester Address: City State Zip Code Mower Mode[...]

T ABLE OF CONTENTS SAFETY SECTION ................................................................................................................. ..................... 1 -1 Safety Information ............................................................................................................................... .. 1-2 Safety Decal Location[...]

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SAFETY SECTION Safety Section 1-1[...]

Safety Section 1-2 SR20M/SR14M 10/03 © 2004 Alamo Group Inc. SAFETY SAFETY A safe and careful operator is the best operator . Safety is of primary importance to the manufac- turer 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 sec[...]

Safety Section 1-3 © 2004 Alamo Group Inc. SAFETY SR20M/SR14M 10/03 SAFETY READ , UNDERST AND , and FOLLOW the following Safety Messages. Serious injury or death may occur unless care is taken to follow the warnings and instructions stated in the Safety Messages. Always use good common sense to avoid hazards. (SG-2) Si no lee Ingles, pida ayuda a [...]

Safety Section 1-4 SR20M/SR14M 10/03 © 2004 Alamo Group Inc. SAFETY SAFETY DANGER! Never allow children or other persons to ride on the Tractor or Implement. Falling off can result in serious injury or death. (SG-10) DANGER! Never allow children to operate or ride on the Tractor or Implement. (SGM-11) WARNING! Do not mount the Tractor while the tr[...]

Safety Section 1-5 © 2004 Alamo Group Inc. SAFETY SR20M/SR14M 10/03 SAFETY WARNING! The operator and all support personnel should wear hard hats, safety shoes, safety glasses, and proper hearing protection at all times for protection from injury including injury from items thrown by the equipment. (SG-16) WARNING! Transport only at safe speeds. Se[...]

Safety Section 1-6 SR20M/SR14M 10/03 © 2004 Alamo Group Inc. SAFETY SAFETY WARNING! Never attempt to lubricate, adjust, or remove material from the Implement while it is in motion or while tractor engine is running. Make sure the tractor engine is off before working on the Implement! (SG-20) WARNING! Periodically inspect all moving parts for wear [...]

Safety Section 1-7 © 2004 Alamo Group Inc. SAFETY SR20M/SR14M 10/03 SAFETY DANGER! NEVER use drugs or alcohol immediately before or while operating the Tractor and Implement. Drugs and alcohol will affect an operator’s alertness and coordination and therefore affect the operator’s ability t o operate the equipment safely. Before operating the [...]

Safety Section 1-8 SR20M/SR14M 10/03 © 2004 Alamo Group Inc. SAFETY SAFETY WARNING! Many varied objects, such as wire, cable, rope, or chains, can become entangled in the operating parts of the mower head. These items could then swing outside the housing at greater velocities than the blades. Such a situation is extremely hazardous and could resul[...]

Safety Section 1-9 © 2004 Alamo Group Inc. SAFETY SR20M/SR14M 10/03 SAFETY WARNING! Avoid mowing in the reverse direction when possible. Check to make sure there are no persons behind the mower and use extreme care when mowing in reverse. Mow only at a slow ground speed where you can safely operate and control the Tractor and Mower. Never mow an a[...]

Safety Section 1-10 SR20M/SR14M 10/03 © 2004 Alamo Group Inc. SAFETY SAFETY CAUTION! To prevent tipping of implement when stored in folded position, use carrying wheels or adequate stands on center frame. (S3PT-6) DANGER! There are obvious and hidden potential hazards in the operation of this Implement as in all power-driven or pulled equipment. R[...]

Safety Section 1-11 © 2004 Alamo Group Inc. SAFETY SR20M/SR14M 10/03 SAFETY WARNING! Never unhitch without using the Tongue Jack. The Tongue is very heavy. Attempting to lift the Tongue without using the Tongue Jack could cause strains or other injury. Allowing the tongue to fall suddenly and unexpectedly could result in crushing injury. Use the T[...]

Safety Section 1-12 SR20M/SR14M 10/03 © 2004 Alamo Group Inc. SAFETY SAFETY PARTS INFORMATION Servis-Rhino 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 Servis- Rhino specifications. Non-genuine &quo[...]

Safety Section 1-13 © 2004 Alamo Group Inc. SAFETY SR20M/SR14M 10/03 SAFETY 13 7 4 19 15 22 14 24 2 7 14 22 24 20 3 4 Counterweight For two-section Cutter 24 11 3 4 6 2 22 3 4 For two-section Cutter Only 25 21 18 21 19 26 26 26 14 4 3 12 9 5 27 26 16 17 36 35 8 31 32 32 28 29 33 NOTE: Rhino supplies safety decals on this product to promote safe op[...]

Safety Section 1-14 SR20M/SR14M 10/03 © 2004 Alamo Group Inc. SAFETY SAFETY ITEM PART NO. Q T Y LEVEL DESCRIPTION 1 00725746 1 PELIGRO Get Manual Translated 2 00753840 2(1) DANGER Folding Wings 3 00756004 1((3)) DANGER Driveline Shield Missing; Do Not Operate 4 00756005 1((3)) DANGER Rotating Driveline, Entanglement 5 00769736 1 WARNING Use/Repair[...]

Safety Section 1-15 © 2004 Alamo Group Inc. SAFETY SR20M/SR14M 10/03 SAFETY 9- - 00760657 16--00763613 1- - 00725746 17- - 00763977 12- - D103 12- - D114 10 - - 02967827 SEE INSIDE FRONT COVER 14 - - 99203 RED REFLECTOR 15 - - 99204 YELLOW REFLECTOR 25 -- SERIAL PLATE 27-- 02977417[...]

Safety Section 1-16 SR20M/SR14M 10/03 © 2004 Alamo Group Inc. SAFETY SAFETY 6- - 00756059 20- - D138 19- - D137 8- - 00756494 5- - 00769736 9A- -00773723[...]

Safety Section 1-17 © 2004 Alamo Group Inc. SAFETY SR20M/SR14M 10/03 SAFETY 23- - 99101 22- - D303 3- - 00756004 4- - 00756005 11- - 999403 2- - 00753840[...]

Safety Section 1-18 SR20M/SR14M 10/03 © 2004 Alamo Group Inc. SAFETY SAFETY 18- - D102 21- - D302 24-- 00757768 SR20 24-- 00766722 SR14 FOR AIRPLANE TIRE -- 00762608 26 -- 00771283 R 04-23-02 7-- 00769737[...]

Safety Section 1-19 © 2004 Alamo Group Inc. SAFETY SR20M/SR14M 10/03 SAFETY 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. Employer-[...]

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Introduction Section 2-1 INTRODUCTION SECTION[...]

SR20M/SR14M 10/03 Introduction Section 2-2 INTRODUCTION INTRODUCTION © 2004 Alamo Group Inc. Your SR 20 is a medium-duty Cutter designed primarily for weed and grass control, brush up to 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 y[...]

Assembly Section 3-1 ASSEMBL Y SECTION[...]

Assembly Section 3-2 SR20M/SR14M 10/03 ASSEMBL Y ASSEMBL Y © 2004 Alamo Group Inc. 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 dr[...]

Assembly Section 3-3 ASSEMBL Y SR20M/SR14M 10/03 ASSEMBL Y © 2004 Alamo Group Inc. FIGURE 2. Tongue Assembly/Level Rod Assembly 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[...]

Assembly Section 3-4 SR20M/SR14M 10/03 ASSEMBL Y ASSEMBL Y © 2004 Alamo Group Inc. FIGURE 4. Wing Sections Attachments 1 2 3 4 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:[...]

Assembly Section 3-5 ASSEMBL Y SR20M/SR14M 10/03 ASSEMBL Y © 2004 Alamo Group Inc. 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 Nu[...]

Assembly Section 3-6 SR20M/SR14M 10/03 ASSEMBL Y ASSEMBL Y © 2004 Alamo Group Inc. 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 3 4 4 2[...]

Assembly Section 3-7 ASSEMBL Y SR20M/SR14M 10/03 ASSEMBL Y © 2004 Alamo Group Inc. 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 unt[...]

Assembly Section 3-8 SR20M/SR14M 10/03 ASSEMBL Y ASSEMBL Y © 2004 Alamo Group Inc. FIGURE 10. Wheel Attachment[...]

Assembly Section 3-9 ASSEMBL Y SR20M/SR14M 10/03 ASSEMBL Y © 2004 Alamo Group Inc. 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[...]

Assembly Section 3-10 SR20M/SR14M 10/03 ASSEMBL Y ASSEMBL Y © 2004 Alamo Group Inc. FIGURE 15. Rear Wing Section Deflector Attachment FIGURE 16. Rear Center Section Deflector attachment Front and Rear rubber-fabric Deflectors are Standard Equipment and Front and Rear Chain Guards are optional at extra cost. One type of guard must be installed (and[...]

Assembly Section 3-11 ASSEMBL Y SR20M/SR14M 10/03 ASSEMBL Y © 2004 Alamo Group Inc. FIGURE 17 . 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[...]

Assembly Section 3-12 SR20M/SR14M 10/03 ASSEMBL Y ASSEMBL Y © 2004 Alamo Group Inc. DRIVELINE ATTACHMENT Remove Wing Nut holding Divider Gearbox Shield and raise Shield. Remove any tape from Gearbox shafts. Attach the Slipclutch end of the Wing Driveline to the Divider Gearbox. Tighten bolts evenly to their proper torque. FIGURE 19. Attach the cla[...]

Assembly Section 3-13 ASSEMBL Y SR20M/SR14M 10/03 ASSEMBL Y © 2004 Alamo Group Inc. FIGURE 22 CANOPY SHIELDS After final adjustment attach Canopy Shields over Divider Gearbox (FIGURE 22) , Secondary Gearbox (FIGURE 21) . CAUTION Install all Canopy Shields over Torque Limiters and Drivelines and make certain they remain installed at all times when [...]

Assembly Section 3-14 SR20M/SR14M 10/03 ASSEMBL Y ASSEMBL Y © 2004 Alamo Group Inc. LEFT WING LIFT CYLINDER RIGHT WING LIFT CYLINDER 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 asse[...]

OPERA TION SECTION Operation Section 4-1[...]

OPERA TION Operation Section 4-2 OPERA TION © 2004 Alamo Group Inc. SR14/SR20 10/03 IMPORT ANT : T o avoid mower damage, retorque all bolts af ter the first 10 hours of operation. Retighten blade carrier retaining nut on gearbox lower shafts to 400 ft. lbs.. Rhino SR14/SR20 rotary mowers are manufactured with quality material by skilled workers. T[...]

OPERA TION OPERA TION Operation Section 4-3 © 2004 Alamo Group Inc. SR14/SR20 10/03 READ AND UNDERST AND THE ENTIRE OPERA TING INSTRUCTIONS AND SAFETY SECTION OF THIS MANUAL AND THE TRACTOR MANUAL BEFORE A TTEMPTING TO USE THE TRACTOR AND MOWER. If you do not understand any of the instructions, contact your nearest authorized dealer for a full exp[...]

OPERA TION Operation Section 4-4 OPERA TION © 2004 Alamo Group Inc. SR14/SR20 10/03 Horsepower Required (Min.)....... 75 HP 75 HP Cutting Capacity (Diameter)........2” 2 ” Cutting Height............................2”-13” 2”-13” Safety Deflectors*.......................S tandard S t andard Cutting Width............................ 240?[...]

OPERA TION OPERA TION Operation Section 4-5 © 2004 Alamo Group Inc. SR14/SR20 10/03 1. OPERA T OR 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 associ[...]

OPERA TION Operation Section 4-6 OPERA TION © 2004 Alamo Group Inc. SR14/SR20 10/03 2. TRACTOR REQUIREMENTS The tractor used to operate the mower must have the power capacity to lift, pull, and operate the Power T ake 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 th[...]

OPERA TION OPERA TION Operation Section 4-7 © 2004 Alamo Group Inc. SR14/SR20 10/03 2.4 Drawbar The tractor drawbar must be positioned at a certain length based on the operating speed of the mower for proper driveline operation. If the mower is a 540 RPM unit, position the drawbar length from shaft end to hitch hole at 14”. For 1000 RPM mowers, [...]

OPERA TION Operation Section 4-8 OPERA TION © 2004 Alamo Group Inc. SR14/SR20 10/03 Never operate the T ractor and Mower if the Mower main driveline is directly connected to the T ractor transmission. T ractor braking dist ances can be subst antially increased by the momentum of the rot ating Mower blades driving the T ractor transmission even tho[...]

OPERA TION OPERA TION Operation Section 4-9 © 2004 Alamo Group Inc. SR14/SR20 10/03 3. GETTING ON AND OFF THE TRACT OR 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 expl[...]

OPERA TION Operation Section 4-10 OPERA TION © 2004 Alamo Group Inc. SR14/SR20 10/03 4. ST ARTING THE TRACT OR Before starting the tractor ensure the following: ¾ Conduct all pre-start operation inspection and service according to the tractor operator’s manual. ¾ Make sure all guards, shields, and other safety devices are securely in place. ¾[...]

OPERA TION OPERA TION Operation Section 4-11 © 2004 Alamo Group Inc. SR14/SR20 10/03 1. Ensure the tractor is equipped with the correct PTO shaft and the drawbar is set at the correct length. 2. Using the parking jack, position the tongue clevis to the height of the tractor drawbar . Adjust the mower tongue to be level and parallel with the tracto[...]

OPERA TION Operation Section 4-12 OPERA TION © 2004 Alamo Group Inc. SR14/SR20 10/03 Operating Mower Hydraulics with T wo T ractor Hydraulic Port s The lines that operate the wings must be plumbed together and will be controlled using one hydraulic control valve and the center section with the remaining control valve. Ensure that the operator is a[...]

OPERA TION OPERA TION Operation Section 4-13 © 2004 Alamo Group Inc. SR14/SR20 10/03 LEVELING DECK CENTER SECTION 1. Place the tractor and mower on a level surface and lower both wings. 2. Using the center section hydraulic cylinder , position the mower so the skid shoes are 1” less off the ground than the desired final cut height. For example, [...]

OPERA TION Operation Section 4-14 OPERA TION © 2004 Alamo Group Inc. SR14/SR20 10/03 6.2 Setting Deck Pitch T o facilitate safe and ef ficient operation, the mower should be operated with the deck approximately 3/4” LOWER IN THE FRONT THAN THE REAR. Operating the mower at this pitch will allow the mower to cut the grass only once and requires le[...]

OPERA TION OPERA TION Operation Section 4-15 © 2004 Alamo Group Inc. SR14/SR20 10/03 When fitting the mower to the tractor , the telescoping driveline must be inspected to ensure that at its most compressed position, the profiles do not “bottom out”, and when at its farthest extended position, there is sufficient engagement between the profile[...]

OPERA TION Operation Section 4-16 OPERA TION © 2004 Alamo Group Inc. SR14/SR20 10/03 “ 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. 3. With t[...]

OPERA TION OPERA TION Operation Section 4-17 © 2004 Alamo Group Inc. SR14/SR20 10/03 10 DEG. 80 DEG. 80 DEG. CONSTANT VELOCITY JOINT-MAXIMUM ANGLE CHECK 7.2 Const ant V elocity (CV) Driveline DANGER! Do not turn so sharp or lift mower so high to produce a severe "knocking" of the Driveline which will cause accelerated wear and breakage o[...]

OPERA TION Operation Section 4-18 OPERA TION © 2004 Alamo Group Inc. SR14/SR20 10/03 8. PRE-OPERA TION INSPECTION AND SER VICE 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 functiona[...]

OPERA TION OPERA TION Operation Section 4-19 © 2004 Alamo Group Inc. SR14/SR20 10/03 DANGER! All Safety Shields, Guards and Safety devices including (but not limited to) - the Deflectors, Chain Guards, Steel Guards, Gearbox Shields, PTO integral shields, and the Retractable Door Shields should be used and maintained in good working condition. All [...]

OPERA TION Operation Section 4-20 OPERA TION © 2004 Alamo Group Inc. SR14/SR20 10/03 ¾ Ensure the tractor PTO master shield is in place, lowered and in good condition. ¾ Ensure each mower slip clutch shield is secured in place and in good condition. ¾ Ensure the driveline slip clutches are properly adjusted and the friction plates are not froze[...]

OPERA TION OPERA TION Operation Section 4-21 © 2004 Alamo Group Inc. SR14/SR20 10/03 ¾ Ensure each hydraulic cylinder is installed and retained correctly . Ensure the proper size pins are used to retain the cylinders in place and are secured with pins. ¾ Check for hydraulic oil leaks on the cylinders, along the hydraulic lines, and at tractor hy[...]

OPERA TION Operation Section 4-22 OPERA TION © 2004 Alamo Group Inc. SR14/SR20 10/03 9. DRIVING THE TRACT OR 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 th[...]

OPERA TION OPERA TION Operation Section 4-23 © 2004 Alamo Group Inc. SR14/SR20 10/03 9.1 S t arting the T ractor 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 [...]

OPERA TION Operation Section 4-24 OPERA TION © 2004 Alamo Group Inc. SR14/SR20 10/03 T ransport Lock Braces 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 . [...]

OPERA TION OPERA TION Operation Section 4-25 © 2004 Alamo Group Inc. SR14/SR20 10/03 S tart off driving at a slow speed and gradually increase your speed while maint aining 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 opera[...]

OPERA TION Operation Section 4-26 OPERA TION © 2004 Alamo Group Inc. SR14/SR20 10/03 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 i[...]

OPERA TION OPERA TION Operation Section 4-27 © 2004 Alamo Group Inc. SR14/SR20 10/03 10. OPERA TING THE TRACT OR AND MOWER THE OPERA TOR MUST COMPLETEL Y UNDERST AND HOW T O OPERA TE THE TRACTOR AND MOWER AND ALL CONTROLS BEFORE A TTEMPTING T O MOW . The operator must read and understand the Safety and Operation Sections of the mower and tractor o[...]

OPERA TION Operation Section 4-28 OPERA TION © 2004 Alamo Group Inc. SR14/SR20 10/03 10.2 Byst ander/Passersby Precautions If a bystander comes within 100 yards 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 100 ya[...]

OPERA TION OPERA TION Operation Section 4-29 © 2004 Alamo Group Inc. SR14/SR20 10/03 WARNING! Mow at the speed that you can safely operate and control the Tractor and Mower. Safe mowing speed depends on terrain condition and grass type, density, and height of cut. Normal ground speed range is from 2 to 5 mph. Use slow mowing speeds when operating [...]

OPERA TION Operation Section 4-30 OPERA TION © 2004 Alamo Group Inc. SR14/SR20 10/03 10.5 Operating the Mower Mow only in conditions where you have clear visibility in daylight or with adequate artificial lighting. Never mow in darkness or foggy conditions where you cannot clearly see at least 100 yards in front and to the sides of the T ractor an[...]

OPERA TION OPERA TION Operation Section 4-31 © 2004 Alamo Group Inc. SR14/SR20 10/03 S tay 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 . If the mower is operated in conditions that require frequent sharp turning, the [...]

OPERA TION Operation Section 4-32 OPERA TION © 2004 Alamo Group Inc. SR14/SR20 10/03 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 seve[...]

OPERA TION OPERA TION Operation Section 4-33 © 2004 Alamo Group Inc. SR14/SR20 10/03 10.6 Shutting Down the Mower T o 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 tr[...]

OPERA TION Operation Section 4-34 OPERA TION © 2004 Alamo Group Inc. SR14/SR20 10/03 After disconnecting the mower hitch, remove the mower driveline from the tractor PTO shaft. Place the driveline in its storage bracket to prevent it from contacting mud or dirt which can contaminate the universal joint bearings and shorten the life of the drivelin[...]

OPERA TION OPERA TION Operation Section 4-35 © 2004 Alamo Group Inc. SR14/SR20 10/03 12. MOWER STORAGE Properly preparing and storing the mower a t the end of the season is critical to maintaining its appearance and to help ensure years of dependable service. The following are suggested storage procedures: It is critical that driveline clutches sl[...]

OPERA TION Operation Section 4-36 OPERA TION © 2004 Alamo Group Inc. SR14/SR20 10/03 13. TRANSPORTING THE TRACT OR AND MOWER Before transporting the tractor and mower , idle the tractor engine, disengage the PTO and wait for all mower moving parts to come to a complete stop. Raise the mower wings and secure in position with transport lock braces. [...]

OPERA TION OPERA TION Operation Section 4-37 © 2004 Alamo Group Inc. SR14/SR20 10/03 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.[...]

OPERA TION Operation Section 4-38 OPERA TION © 2004 Alamo Group Inc. SR14/SR20 10/03 13.1 T ransporting on Public Roadways Extreme caution should be used when transporting the tractor and mower on public roadways. The tractor must be equipped with all required safety warning features including a SMV emblem and flashing warning lights to alert driv[...]

OPERA TION OPERA TION Operation Section 4-39 © 2004 Alamo Group Inc. SR14/SR20 10/03 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 mode[...]

OPERA TION Operation Section 4-40 OPERA TION © 2004 Alamo Group Inc. SR14/SR20 10/03 13.2 Hauling the T ractor 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 [...]

OPERA TION OPERA TION Operation Section 4-41 © 2004 Alamo Group Inc. SR14/SR20 10/03 14. TROUBLE SHOOTING GUIDE Gear Box Overheating TROUBLE Excessive Vibrations 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. 4. Ch[...]

OPERA TION Operation Section 4-42 OPERA TION © 2004 Alamo Group Inc. SR14/SR20 10/03 TROUBLE Gear Box Noisy Clutch Slips Excessively Gear Box Leaking POSSIBLE CAUSE 1. Rough gears. 2. Worn bearing. 1. Damaged oil seal. 2. Bent shaft. 3. Shaft rough in oil seal area. 4. Oil seal installed wrong. 5. Oil seal not sealing in the housing. 6. Oil level [...]

OPERA TION OPERA TION Operation Section 4-43 © 2004 Alamo Group Inc. SR14/SR20 10/03 TROUBLE Oil Squirting from Breather Vent Hole POSSIBLE REMEDY Do not carry cutter on cylinder. (Use stroke collars) Replace piston "O" ring. Replace cylinder. Use correct piston rings. Sharpen or replace blades. Use correct blade for carrier rotation. Us[...]

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Maintenance Section 5-1 MAINTENANCE SECTION[...]

MAINTENANCE MAINTENANCE SR20M/SR14M 04/94 Maintenance Section 5-2 © 2004 Alamo Group Inc. 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 d[...]

MAINTENANCE MAINTENANCE SR20M/SR14M 06/98 Maintenance Section 5-3 © 2004 Alamo Group Inc. TONGUE (FIGURE 2) 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[...]

MAINTENANCE MAINTENANCE SR20M/SR14M 04/94 Maintenance Section 5-4 © 2004 Alamo Group Inc. FIGURE 5 FIGURE 6 GREASE EVERY 8 HOURS 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[...]

MAINTENANCE MAINTENANCE SR20M/SR14M 11/01 Maintenance Section 5-5 © 2004 Alamo Group Inc. MAIN CV DRIVELINE SAFETY SHIELD 1. To remove the outer CV cone, remove the locking screws from shield cone. Remove cone over yoke. FIGURE 7. Remove bearing ring and remove the locking screws from inner shield cone. Figure 8. Turn inner cone to assembly positi[...]

MAINTENANCE MAINTENANCE SR20M/SR14M 11/01 Maintenance Section 5-6 © 2004 Alamo Group Inc. Figure 15) Remove the two shield bearings per half shaft by prying the head of the bearings up with a screwdriver, and pulling them out with pliers. Figure 16) Grasp the Yoke and shield tube and pull shaft from the shield.[...]

MAINTENANCE MAINTENANCE SR20M/SR14M 11/01 Maintenance Section 5-7 © 2004 Alamo Group Inc. Figure 17) Grease the shield bearing grooves on the yokes and the inner telescoping member before assembly. Figure 18) Grease and install the sleeve baring in groove at the end of the sleeve (only on one half shaft).[...]

MAINTENANCE MAINTENANCE SR20M/SR14M 11/01 Maintenance Section 5-8 © 2004 Alamo Group Inc. Figure 19) Slide the shield tube assembly over the shaft, so that the bearing hles in the shield align with the shield bearing groove on the yoke. Figure 20) Install two shield bearings per half shaft by pushing one bearing in each bearing hole. The shield be[...]

MAINTENANCE MAINTENANCE SR20M/SR14M 11/01 Maintenance Section 5-9 © 2004 Alamo Group Inc. 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 o[...]

MAINTENANCE MAINTENANCE SR20M/SR14M 11/01 Maintenance Section 5-10 © 2004 Alamo Group Inc. BLADE SHARPENING Always sharpen both blades at same time to maintain balance. Follow original sharpening pattern as shown in FIGURE 22 . Always sharpen blades by grinding. DO NOT heat and pound out edge. Do not sharpen blade to a razor edge, but leave a 1/16[...]

MAINTENANCE MAINTENANCE SR20M/SR14M 11/01 Maintenance Section 5-11 © 2004 Alamo Group Inc. BLADE CARRIER REMOVAL Remove cotter pin and loosen slotted nut on gear box shaft. Loosen but do not remove the nut until the blade carrier is loosened. Use a suitable two-jaw gear puller to pull carrier off tapered gear box shaft. If gear puller is not avail[...]

MAINTENANCE MAINTENANCE SR20M/SR14M 11/01 Maintenance Section 5-12 © 2004 Alamo Group Inc. SKID SHOES Skid shoes are made of carbon steel to reduce wear and increase service life. Premature wear can be caused by the mower Center or Wing sections being set too low which allows the Wing Skid Shoes to drag on the ground. Dragging the Skid Shoes on th[...]

MAINTENANCE MAINTENANCE SR20M/SR14M 11/01 Maintenance Section 5-13 © 2004 Alamo Group Inc. STORAGE Your rotary cutter represents an investment from which you should get the greatest possible benefit. Therefore, when the season is over, the cutter should be thoroughly checked and prepared for storage so that a minimum amount of work will be require[...]

MAINTENANCE MAINTENANCE SR20M/SR14M 04/94 Maintenance Section 5-14 © 2004 Alamo Group Inc. WARNING BE CERTAIN TO CLAMP OR SECURELY SUPPORT THE GEARBOX AND SUB- ASSEMBLIES TO PREVENT INJURIES TO HANDS AND FEET DUE TO INADVERTENT DROPPING OR FALLING OVER. WARNING ALWAYS WEAR SAFETY GLASSES AND GLOVES TO PREVENT EYE AND HAND INJURY WHEN CHISELING OR [...]

MAINTENANCE MAINTENANCE SR20M/SR14M 06/98 Maintenance Section 5-15 © 2004 Alamo Group Inc. DISASSEMBLY OF DIVIDER GEARBOX (Trained dealer personnel only) STEP 1 Place the Divider Gearbox on a flat surface. Drive a sharp object through the Seal and force it out of the Hub Cap. FIGURE 25. STEP 2 Remove all eight of the M10 Bolts from both Cap Hubs, [...]

MAINTENANCE MAINTENANCE SR20M/SR14M 04/94 Maintenance Section 5-16 © 2004 Alamo Group Inc. STEP 3 Remove the Hub Assembly from the vise and place it on a solid surface with the Gear in an upright position. Using a Hammer, tap this Gear downward until the Adjusting Nuts fully exposed. Remove the Cotter Pin. Remove the Adjusting Nut. FIGURE 28. STEP[...]

MAINTENANCE MAINTENANCE SR20M/SR14M 06/98 Maintenance Section 5-17 © 2004 Alamo Group Inc. STEP 5 Remove all eight Bolts from Input Cap using a 14mm Socket. Then using a Hammer, tap the Output end of the Input Shaft. This will loosen the input Cap and allow the removal of the complete Input Shaft Assembly. FIGURE 30. STEP 6 The Input Gear and Bear[...]

MAINTENANCE MAINTENANCE SR20M/SR14M 04/94 Maintenance Section 5-18 © 2004 Alamo Group Inc. Assembly of WW75-340 STEP 1 Install the Bearing Race into the Hub cap. STEP 2 Install the Bearing on the Output Shaft. FIGURE 33. Place the Shaft into the Hub Cap. FIGURE 34. Place the Bearing FIGURE 35 on the Shaft and carefully drive it down FIGURE 36 . Re[...]

MAINTENANCE MAINTENANCE SR20M/SR14M 06/98 Maintenance Section 5-19 © 2004 Alamo Group Inc. FIGURE 40 FIGURE 41 STEP 3 Apply some Locktite on the Adjusting Nut FIGURE 38 . Install the Adjusting Nut onto the Shaft FIGURE 39 . Tighten the Nut until it is difficult to turn the Shaft FIGURE 40 . While holding Hub, tap each end of the Shaft and check to[...]

MAINTENANCE MAINTENANCE SR20M/SR14M 04/94 Maintenance Section 5-20 © 2004 Alamo Group Inc. STEP 4 Apply a small amount of Silicon sealer to the bore of the Hub Cap and to the outside diameter of the Seal . FIGURE 42. Drive the Seal into the base of the Hub Cap. FIGURE 43-46. Care should be taken to keep the Seal in line with the base when driving [...]

MAINTENANCE MAINTENANCE SR20M/SR14M 06/98 Maintenance Section 5-21 © 2004 Alamo Group Inc. STEP 5 Install the Bearing Race into the Main Gear Box Housing. STEP 6 Install Bearing on the Shaft. On the opposite end of the Shaft, install one .012" and one .020" Gear Adjusting Shims. Install the Gear Spacer and the Gear. Install one .020"[...]

MAINTENANCE MAINTENANCE SR20M/SR14M 04/94 Maintenance Section 5-22 © 2004 Alamo Group Inc. STEP 8 Install a total thickness of .020" of Shims onto Hub Cap. Mount the Hub Caps on the Housing and install four Bolts, placing them in every other bolt hole, and tighten. Check the rotation of the Gear mesh. The Gear set should turn smoothly with li[...]

MAINTENANCE MAINTENANCE SR20M/SR14M 06/98 Maintenance Section 5-23 © 2004 Alamo Group Inc. STEP 11 Install the second Spindle Hub assembly on the Main Housing. Check the amount of backlash present between its Gear and the Gear on the Input Shaft. The amount of backlash between these two Gears needs to be set to the same amount that was set on the [...]

MAINTENANCE SR20M/SR14M 12/96 Maintenance Section 5-24 MAINTENANCE © 2004 Alamo Group Inc. FIGURE 57 7 2 3 6 1 29,30,31 28 27 26 25 24 19 18 17 16 15 14 13 12 11 10 9 8 23 20,21,22 ITEM QTY DESCRIPTION 1 1 Casing 2 1 Bearing, Lower Output 3 1 Seal, Lower Output 6 1 Nut, Slotted 7 1 Cotter Pin 8 1 Shaft, Output 9 1 Gear, Output 10 1 Nut, Slotted 11[...]

MAINTENANCE SR20M/SR14M 12/96 Maintenance Section 5-25 MAINTENANCE © 2004 Alamo Group Inc. RIGHT ANGLE GEARBOX (OUTBOARD) ASSEMBLY & DISASSEMBLY PROCEDURES INPUT SHAFT REMOVAL Step 1. Place Gearbox on appropriate work surface. Step 2. Remove Vent Plug (item #16) or Complete Top Cover (item #18) Step 3. Turn Gearbox upside doan allowing Oil to [...]

MAINTENANCE SR20M/SR14M 12/96 Maintenance Section 5-26 MAINTENANCE © 2004 Alamo Group Inc. Step 6. Using Soft Metal (Brass or Aluminum) Pin Strike both ends of Shaft with a hammer and recheck the Bearing Pre-Load, This is to ensure Bearings and components are centered and seated. If Bearing Pre-Load is OK insert Cotter Pin (item # 11) and Bend end[...]

LIMITED WARRANTY 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 w[...]

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In addition to the standard Limited Warranty shown on the facing page, Servis-Rhino also provides: 1.) ONE-YEAR (12 months) {or 6 month for Commercial/Industrial Users} LIMITED WARRANTY on the DRIVELINE components provided they have been properly maintained † and have not been subjected to abuse or mis-use. 2.) THREE-YEAR (36 months) LIMITED WARR[...]

SR20ML-SOM-10/03 Printed U.S.A. P/N 00763403C[...]

SERVIS-RHINO ® 1020 S. Sangamon Ave. Gibson City, IL 60936-9907 Please fold (do not tear), tape, and drop in any mailbox. PLEASE FILL OUT OWNER W ARRANTY REGISTRA TION INFORMA TION SIGN, AND DROP LAST COPY IN ANY MAILBOX. IMPOR T ANT! T O PLACE THIS W ARRANTY IN EFFECT , THIS W ARRANTY REGISTRA TION MUST BE FILLED OUT , SIGNED, AND MAILED WITHIN 3[...]

• I have informed the Purchaser of this product of W arranty terms, provisions, and procedures that are applicable, reviewed the contents of the Operator’ s Manual including safety equipment, safe operation, and maintenance, reviewed the Safety Signs on implement (and tractor if possible), shown the AEM Mower Safety Practices V ideo, and review[...]

[...]

• I have informed the Purchaser of this product of W arranty terms, provisions, and procedures that are applicable, reviewed the contents of the Operator’ s Manual including safety equipment, safe operation, and maintenance, reviewed the Safety Signs on implement (and tractor if possible), shown the AEM Mower Safety Practices V ideo, and review[...]

[...]

• I have informed the Purchaser of this product of W arranty terms, provisions, and procedures that are applicable, reviewed the contents of the Operator’ s Manual including safety equipment, safe operation, and maintenance, reviewed the Safety Signs on implement (and tractor if possible), shown the AEM Mower Safety Practices V ideo, and review[...]