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Tiger TWR-180 Operator's Manual

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Published 12/04
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.
Tiger Corporation
3301 N. Louise Ave.
Sioux Falls, SD
57107
1-800-843-6849
1-605-336-7900
© 2004 Alamo Group Inc.
TWR-180
TWR-120
ROTARY CUTTER
Part No.
C314TG010C
$0.00

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  • Page 1 READ, UNDERSTAND, and FOLLOW the Safety and Operation Instructions contained in this manual before operating the equipment. Tiger Corporation 3301 N. Louise Ave. Sioux Falls, SD 57107 1-800-843-6849 1-605-336-7900 TWR-180 TWR-120 © 2004 Alamo Group Inc. ROTARY CUTTER Part No. C314TG010C $0.00...
  • 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: 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 Introduction ... 2-2 ASSEMBLY SECTION ... 3-1 General ... 3-2 Connection to Tractor ... 3-2 Lowering Wings ...

  • Page 5: Safety Section

    SAFETY SECTION...
  • Page 6 Serious injury or possible death! Decals are Black and Orange. WARNING! Imminent death/critical injury. Decals are Red and White. DANGER! TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc. SAFETY Safety is of primary importance to the Safety Section 1-2...
  • Page 7 Never dismount a Tractor that is moving or while the engine is running. Operate the Tractor controls from the tractor seat only. TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc. SAFETY...
  • Page 8 If oil does penetrate the skin, have the injury treated immediately by a physician knowledge- able and skilled in this procedure. TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc. SAFETY (SG-10)
  • Page 9 When operating in traffic always use the Tractor’s flashing warning lights and reduce your speed. Be aware of traffic around you andwatch out for the other guy. TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc. SAFETY...
  • Page 10 Implement driveline or blade failures resulting in serious injury or death. Do not mow with two machines in the same area except with Cab tractors with the windows closed. WARNING! (SGM-11) TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc. SAFETY (SG-21) (SG-23)
  • Page 11 To reduce the possibility of property damage, serious injury, or even death, never allow the cutting blades to contact such obstacles. (SGM-4) TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc. SAFETY Before operating the Tractor or (SG-27)
  • Page 12 0 to 5 mph. Use slow mowing speeds when operating on or near steep slopes, ditches, drop-offs, overhead obstructions, power lines, gas lines or when debris, and foreign objects are to be avoided. (SGM-12) TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc. SAFETY (SGM-5)
  • Page 13 A-Frame. Lower the implement carefully to the ground. Do not put hands or feet under lifted components. TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc. SAFETY...
  • Page 14 A sudden or inadvertent fall by any of these components could cause serious injury or even death. TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc. SAFETY...
  • Page 15 Refer also to Safety Messages and operation instruction in each of the appropriate sections of the Tractor and Equipment Manuals. Pay close attention to the Safety Signs affixed to the Tractor and Equipment. TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc. SAFETY...
  • Page 16 SAFETY Safety Section 1-12 TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc.
  • Page 17 (Some shipping and handling charges may apply). Contact your Tiger dealer to order replacement decals. TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc. SAFETY QTY.
  • Page 18 SAFETY 4 - -02978846 30- - 00756494 14- - D102 19- - 00763977 29 -- 226-191 3 -- 226-148 Safety Section 1-14 TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc.
  • Page 19 25 -- 02978861 6- - 02978848 RED REFLECTOR 7 - - 02978849 YELLOW REFLECTOR 8 -- 00749117 SEE INSIDE FORNT COVER 11 - - SERIAL PLATE 12 -- 02978853 Safety Section 1-15 TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc.
  • Page 20 SAFETY 9- - D138 15 -- 00769736 22- - D137 20 -- 02978843 (On 1000 RPM Units Only) 18-- 02978856 31 -- 00773723 Safety Section 1-16 TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc.
  • Page 21 SAFETY 10 -- 02978851 13 -- 02978854 26 -- 02978862 42 -- 999403 (On 10' Units Only) Safety Section 1-17 TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc.
  • Page 22 SAFETY 21- - 226-328 39- - 03200347 1- - 00769737 38- - 226-042 41- - 00777394 40- - 00777394 Safety Section 1-18 TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc.

  • Page 23: Federal Laws & 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.) TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc. SAFETY...

  • Page 25: Introduction Section

    INTRODUCTION SECTION Introduction Section 2-1...

  • Page 26: Introduction

    To place the warranty into effect, fill out the warranty card in full, giving all the requested information, and mail promptly. Be sure to give the serial number of this Cutter. TWR-180 / TWR-120 12/04 Introduction Section 2-2 © 2004 Alamo Group Inc.

  • Page 27: Assembly Section

    ASSEMBLY SECTION Assembly Section 3-1...

  • Page 28: General

    PTO shaft. IMPORTANT: Pull and push on the quick disconnect yoke several times to ensure that the yoke is connected to the PTO shaft. TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc. ASSEMBLY IMPORTANT: Adjust tractor drawbar length so distance from end of PTO shaft to pin hole on drawbar is as follows: 540 RPM PTO - 1-3/8"...

  • Page 29: Lowering Wings

    Before operation, be sure the plates are mounted to the outer set of holes. TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc. ASSEMBLY Assembly Section 3-3...

  • Page 30: Driveline Shield Chains

    Adjustable Skids When installing the material distribution kit, the adjustable skids on the center frame and the wing frames should be set in the lowest positions. TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc. ASSEMBLY Assembly Section 3-4...

  • Page 31: Center Section Wheel Standards

    To avoid the tires contacting the frame, offset the axle assemblies inwards enough to stop contact before initial use. TWR-180 TWR-120 Assembly Section 3-5 TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc.
  • Page 32 Secure the cutter into transport position. Mount the brackets to the center beam as shown in the illustration, using the supplied 3/8" U-bolts. The two 4" x 4-3/4" U-bolts are needed for the TWR-180/TWR-120 kit, and the two 5" x 6"...

  • Page 33: Hydraulic Phasing Cylinders

    During normal operation small amounts of oil may leak past piston seals causing cylinders to fall out of synchronization. Synchronization can be restored by fully extending cylinders and holding the circuit open for period of time. TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc. ASSEMBLY...

  • Page 34: Spool Valve Kit

    ‘Parts’ section and connect the hoses to the valve bank as shown in the following illustration. On the 10' model, hoses 1A and 1B are not required and the corresponding outlets on the valve will be plugged. TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc.

  • Page 35: Operation Section

    OPERATION SECTION Operation Section 4-1...
  • Page 36 (5.1) Connecting the Mower Tongue to the Tractor...4-11 (5.2) Connecting Mower Hydraulic Lines to the Tractor...4-12 (6) SETTING THE MOWER...4-12 (6.1) Setting Cutting Height...4-13 (6.2) Setting Deck Pitch...4-13 TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc. OPERATION Operation Section 4-2...
  • Page 37 (SG-2) PELIGRO! Si no lee Ingles, pida ayuda a alguien que si lo lea para que le traduzca las medias de seguridad TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc. OPERATION (SG-3) Operation Section 4-3 !LEA EL...

  • Page 38: Mower Standard Equipment And Specifications

    Single chain guards may be used for agriculture purposes only and are specifically not recommended for highway, right-of-way, parks or greenbelt mowing. TWR-180 / TWR-120 12/04 Operation Section 4-4 © 2004 Alamo Group Inc.

  • Page 39: Operator Requirements

    Serious injury or death to the operator or others could result if the operator is under the influence of drugs or alcohol. TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc. OPERATION Drugs and alcohol will affect an...

  • Page 40: Tractor Requirements

    ASAE approved Roll-Over Protective Structure (ROPS) or ROPS cab and seat belt. Tractor Safety Devices... Slow Moving Vehicle (SMV) emblem, lighting, Tractor Horsepower -Minimum ...TWR-180 65 HP; TWR-120 50 HP -Recommended...TWR-180 85 HP; TWR-120 75 HP Drawbar... Set length according to operating speed and driveline type, rated Hydraulics -Minimum...

  • Page 41: (2.3) Tractor Horsepower

    The recommended tractor HP for the TWR-180 is 85 HP, minimum 65 HP. The recommended tractor HP for the TWR-120 is 75 HP, minimum 50 HP. Operating the mower with a tractor that does not have enough power will produce a less desirable cut and may cause tractor engine damage.

  • Page 42: (2.7) Power Take Off (Pto)

    Refer to the tractor Operator’s Manual or consult an authorized dealer for instructions to change tractor tire spacing. TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc. OPERATION Minimum Width 60”...

  • Page 43: Getting On And Off The Tractor

    Use hand rails and steps when exiting the tractor. Be careful of your step and use extra caution when mud, ice, snow or other matter has accumulated on the steps or hand rails. Use all handrails and steps for support and never rush or jump off the tractor. TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc. OPERATION...

  • Page 44: Starting The Tractor

    Start the Tractor only when properly seated in the Tractor seat. Starting a Tractor in gear can result in injury or death. Read the Tractor operator’s manual for proper starting instructions. TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc. OPERATION...

  • Page 45: Connecting The Mower To The Tractor

    Adjust length as necessary and allow only enough slack in the chain to make a maximum turn in both directions. TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc.

  • Page 46: (5.2) Connecting Mower Hydraulic Lines To The Tractor

    Never work under the Implement, the framework, or any lifted compo- nent unless the Implement is securely supported or blocked up to prevent sudden or inadvertent falling which could cause serious injury or even death. (SG-14) TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc. OPERATION Operation Section 4-12...

  • Page 47: (6.1) Setting Cutting Height

    IMPORTANT: Adjust the lift rods the same amount and maintain equal tension in the rods. Improper adjustment may cause rods to snap or bend. Retighten the jamnuts after the deck pitch has been set. TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc. OPERATION Hydraulic Cylinder...

  • Page 48: Driveline Attachment

    At its shortest length, there must be at least a 1” clearance between each profile end and opposite profile universal joint. At its farthest operating extension, a minimum profile engagement of 12” must be maintained. TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc. OPERATION...
  • Page 49 NOTE: If the driveline cannot be shortened and still maintain the required profile engagement, the operator must be made aware of terrain conditions and avoid situations which pose a potential problem to avoid damaging the driveline. TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc. OPERATION Driveline in maximum compressed position.

  • Page 50: (7.2) Constant Velocity (Cv) Driveline

    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 of drive train components and could result in possible injury from the separated Driveline sections. TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc. OPERATION 80 DEG.

  • Page 51: Pre-Operation Inspection And Service

    Make sure all pins have cotter pins and washers. Serious injury may occur from not maintaining this Implement in good working order. TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc. OPERATION (SRM-3)

  • Page 52: (8.1) Tractor Pre-Operation Inspection/Service

    Replace bent or broken blades with new blades. NEVER ATTEMPT TO STRAIGHTEN OR WELD ON BLADES SINCE THIS WILL LIKELY CRACK OR OTHERWISE DAMAGE THE BLADE WITH SUBSEQUENT FAILURE AND POSSIBLE SERIOUS INJURY FROM THROWN BLADES. (SGM-10) TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc. OPERATION (SGM-3) Operation Section 4-18...
  • Page 53 Ensure the driveline slip clutches are properly adjusted and the friction plates are not frozen together. Reference the Maintenance Section for proper slip clutch maintenance. TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc. OPERATION Operation Section 4-19...
  • Page 54 Ensure carrier hub nuts are tightened with the cotter pin inserted and spread. Inspect the condition of the deck skid shoes and the skid shoe attaching hardware. TWR-180 / TWR-120 12/04 Operation Section 4-20 © 2004 Alamo Group Inc.

  • Page 55: Driving The Tractor And Mower

    When operating in traffic, always use the Tractor’s flashing warning lights and reduce your speed. traffic around you and watch out for the other guy. TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc. OPERATION 1/2"...

  • Page 56: (9.1) Starting The Tractor

    Always disengage the tractor differential lock when turning. When engaged the differential lock will prevent or limit the tractor from turning. During normal mowing conditions, locking the differential provides no benefit and should not be used. TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc. OPERATION...

  • Page 57: (9.3) Operating The Mower Wings

    Allow ample clearance around the implement when folding or unfolding the wings. Use extreme caution around buildings or overhead power lines. TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc. OPERATION Center Section...

  • Page 58: (9.4) Driving The Tractor And Mower

    Use extreme caution when operating on steep slopes. Keep the tractor in a low gear when going downhill. DO NOT coast or free-wheel downhill. TWR-180 / TWR-120 12/04 Operation Section 4-24 © 2004 Alamo Group Inc.

  • Page 59: (9.5) Crossing Ditches And Steep Inclines

    Ground contact also produces a severe shock load on the mower drive and to the mower blades resulting in possible damage and premature wear. TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc. OPERATION INCORRECT: DO NOT approach ditch straight on.

  • Page 60: Operating The Tractor And Mower

    Remove all foreign objects and debris. If objects are too big to remove, mark them clearly and be sure to prevent the mower blades from contacting them. TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc. OPERATION (SGM-5)
  • Page 61 (This will also reduce power required to mow, reduce wear and tear on the Mower drivetrain, spread cut material better, eliminate streaking, and make the final cut more uniform.) TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc. OPERATION...

  • Page 62: (10.3) Engaging The Power Take Off (Pto)

    Normal ground speed range is from 2 to 5 mph. Use slow mowing speeds when operating on or near steep slopes, ditches, drop-offs, overhead obstructions, power lines, or when debris and foreign objects are to be avoided. TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc. OPERATION...

  • Page 63: (10.5) Operating The Mower

    Periodically shut down the Tractor and Mower and clean clippings and collected debris from the mower deck. (SGM-12) TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc. OPERATION ( S G M - 8 ) Operation Section 4-29...
  • Page 64 Stay alert and watch for trees, powerlines, posts, signs, and all other overhead and ground obstructions while you are mowing. Use extreme care to avoid hitting these types of obstructions. TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc. OPERATION (SRM-7)

  • Page 65: (10.6) Shutting Down The Mower

    TWR-180 / TWR-120 12/04 Operation Section 4-31 © 2004 Alamo Group Inc.

  • Page 66: Disconnecting The Mower From The Tractor

    6. After the driveline has been removed from the tractor, place the PTO master shield back in the operating position. TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc. OPERATION (STI-4)

  • Page 67: Mower Storage

    If the mower has been exposed to such conditions, at the start of each mowing season, and any time it is suspected that the slip clutch plates may be frozen together, readjust the slip clutch as explained in the maintenance section of this manual TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc. OPERATION...

  • Page 68: Tires And Wheels

    Maximum airplane tire inflation pressure is 50 PSI, minimum inflation pressure is 20 PSI. Inflate ribbed implement tires to manufacturer rated PSI as shown on the tire sidewall. DO NOT over-inflate. TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc.

  • Page 69: (13.1) Transporting On Public Roadways

    Make sure that a proper size safety tow chain is secured between the tractor and mower before entering a public road. Transport the mower with with wing and center section transport pins installed. Do not transport the mower supported by hydraulic pressure. TWR-180 / TWR-120 12/04 © 2004 Alamo Group Inc. OPERATION...
  • Page 70 Use caution and reduce speed if other vehicles or pedestrians are in the area. Reduce speed before turning or applying the brakes. Ensure that both brake pedals are locked together when operating on public roads. TWR-180 / TWR-120 12/04 Operation Section 4-36 © 2004 Alamo Group Inc.

  • Page 71: (13.2) Hauling The Tractor And Mower

    If during transport a hard braking, sharp turning, or swerving action was performed, stop at the next safe location to inspect the security of the load. TWR-180 / TWR-120 12/04 Operation Section 4-37...

  • Page 72: Trouble Shooting Guide

    OPERATION 14. TROUBLE SHOOTING GUIDE TWR-180 / TWR-120 12/04 Operation Section 4-38 © 2004 Alamo Group Inc.

  • Page 73: Maintenance Section

    MAINTENANCE SECTION...
  • Page 74 2 . 5 m m . Clean up the metal contact surfaces with brake cleaner and a wire b r u s h , i f necessary. TWR-180/TWR-120 12/04 © 2004 Alamo Group Inc. MAINTENANCE...
  • Page 75 The clutch torque setting is stamped on the face of the flange yoke between the bolts. TWR-180/TWR-120 12/04 © 2004 Alamo Group Inc. MAINTENANCE Install the bushing (3) in the flange yoke (2). Assemble the other parts of the clutch as shown in the previous diagram.

  • Page 76: Nuts And Bolts

    If oil does penetrate the skin, have the injury treated immediately by a physician knowledge- able and skilled in this procedure. TWR-180/TWR-120 12/04 © 2004 Alamo Group Inc. MAINTENANCE (SG-15)
  • Page 77 6. Position the hub on the axle and firmly push into place then pull hub towards you about 1". Slowly rotate hub while gently pushing the hub back onto the axle. 7. Check dust seal to ensure seal rubber is positioned correctly. 8. Install the small or outer bearing. TWR-180/TWR-120 12/04 © 2004 Alamo Group Inc. MAINTENANCE AXLE...

  • Page 78: Tires

    Securely block the wheel standard so the tire can spin freely before removing the wheel bolts. AVOID PERSONAL INJURY. DO NOT work under cutter without support blocks to keep the frame WARNING! from falling. TWR-180/TWR-120 12/04 © 2004 Alamo Group Inc. MAINTENANCE Maintenance Section 5-6...
  • Page 79 After installing new blades or blade bolts ensure that blades are free swinging and that there is 1" to 1-1/2" of free up and down motion at the tip of the blade. TWR-180/TWR-120 12/04 © 2004 Alamo Group Inc. MAINTENANCE...

  • Page 80: Lubrication

    Replace oil in gearboxes after the first 50 hours of operation then yearly. Check gearbox oil level frequently. Steady loss of oil will indicate damaged seals, which should be replaced immediately to prevent ruining the gearbox. TWR-180/TWR-120 12/04 © 2004 Alamo Group Inc. MAINTENANCE...
  • Page 81 Gearbox oil should meet the following specifications: -API Service Classifications GL-5 -Military Specification MIL-L-2105C Consult the following chart for the oil viscosity recommendations: TWR-180/TWR-120 12/04 © 2004 Alamo Group Inc. MAINTENANCE NOTE: Use SAE 80-90Gear Oil Maintenance Section 5-9...
  • Page 82 -Constant Velocity Body: Every 4 hours. The housing for the CV body serves as a reservoir for the lubrication of the centering mechanism. Approximately 30 pumps are required every 4 hours. TWR-180/TWR-120 12/04 © 2004 Alamo Group Inc. MAINTENANCE Maintenance Section 5-10...

  • Page 83: Storage

    When storing the mower for an extended period of time, it is recommended the driveline be removed from the machine and stored inside.When connecting the mower to the tractor, ensure the PTO support is swung down, and out of the way. TWR-180/TWR-120 12/04 © 2004 Alamo Group Inc. MAINTENANCE...

  • Page 84: Warranty Information

    WARRANTY INFORMATION Tiger Corporation, 3301 N. Louise, Sioux Falls, South Dakota, warrants to the original Retail Customer, the new Tiger equipment is free of defects in material and workmanship. Any part of said equipment that in Tiger’s adjustment, show evidence of such defects will be repaired or replaced without charge, provided that the failure of part(s) shall have occurred within twelve (12) months from the date of delivery of said equipment to the Retail Customer.
  • Page 85 ONE LAST WORD This manual cannot possibly cover all of the potentially hazardous situations you will encounter. By being familiar, though, with the safety rules, operating and maintenance instructions in this manual you can help prevent accidents. The objective of this manual is to help make you a better operator.
  • Page 86 TWR-180-/TWR-120 12/04 C314TG010C Printed in Canada...

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