09 T180 Safety and Operations Manual - Bush
Contents
1. The wings are designed to follow the contour of the ground In order to accomplish this the spool that operates the wing cylinder must have a detent position If the wings are not allowed to float two things will happen First while mowing on a positive slope as illustrated in Fig 2 the wing axle arms are supporting most of the weight of the entire machine Wiig Tires Support Most of Welght Wings Held Rigld res off of Ground Ground With most of the weight on the outside tail wheels the center wheels are left unsupported Sec ond when the mower is mowing on a negative slope as illustrated in Fig 3 the wing is sus pended by the hinge Both of these conditions become further complicated by the dynamic load created by traveling gt Bush Whacker 2009 T 180 Operational Tips Hego tive Slope Never make the cylinder double acting where it can move in either direction the pull or push position As illustrated in Fig 4 when the wing cylinders are engaged in the push direction while the wing tire assemblies are on the ground the center section becomes suspended by the hinge assembly Center Wheels off of Ground Hydraulic System Always plug any unused ports of your hydraulic valve If any port is left open hydraulic fluid will spray from the valve and may cause an eye injury or become harmful if swallowed If the valve screams when operated adjust the valve relief plug until the noise has stopped T2. authorized Bush Whacker dealer proves to be defective in material or workmanship within thirty 30 days of such utili zation Hall Manufacturing will at its option repair or replace the defective part without charge Owner shall be responsible for all freight charges including labor to and from the place where the warranty work is per formed WHAT YOU MUST DO TO ENFORCE THIS WARRANTY Warranty services must be performed or approved by an authorized Bush Whacker Dealer The Owner must at the Owner s expense deliver mail or ship the defective product together with the original Bill of Sale to any Au thorized Dealer in the Owner s area Owner must pay any postage shipping charges insurance costs freight and other expenses to and from the place where the warranty work is performed If required to return equipment or any component or part to an author ized Bush Whacker Dealer Owner shall be obligated to pay any premium payable for overtime labor if over time is incurred as a result or a request by the Owner UNAPPROVED SERVICE OR MODIFICATION All obligations of Hall Manufacturing under this warranty shall be terminated if Service is performed by someone other than a Dealer authorized by Hall Manufacturing Equipment is modified or altered in ways not approved by Hall Manufacturing ACCIDENTS AND NORMAL MAINTENANCE This warranty covers only defective materials and workmanship It does not cover depreciation or damage caused by normal w
3. between 6 15 inch pounds If the rolling torque is too high the output cap will need to be removed and an additional gasket added When a gasket is added the lower race will need to be pulled out slightly If the rolling torque is too low or there is any movement of the output shaft a gas ket will need to be removed Once the preload is set remove the output cap Install the seal into the cap and apply sealant to the gaskets Replace the output cap making sure the torque is correct Slide the output gear onto the output shaft in the housing The bearing race for the rear bearing on the input shaft must be pressed in Slide the input gear onto the shaft to the retaining ring Then place the spacer above the gear Press the bearing on the front of the input shaft Lastly press the bearing onto the rear of the shaft Place the input shaft assembly in the housing and check the gear mesh and black lash The gear mesh is correct when the back surface of the gear teeth are level The back lash should be between 0 006 and 0 014 when measured at the pitch diameter of the gear set If the gear mesh or back lash are incorrect use shims to correct Press the bearing race into the input cap Using the same number and thickness of gaskets place the input cap on the housing Torque the 3 8 bolts to 25 foot pounds The bearing preload is measured in the same manner as for the output shaft The rolling torque should be between 11 25 in
4. of traffic which could possibly result in a head on collision causing serious injury or death Never use equipment around railroad tracks without direct railway supervision Inexperience in railway operations may cause loss of communications loss of signals rail and tie damage or derailment NEVER cross railway tracks anywhere other than at normal traffic crossings Unauthorized machinery on railways are in extreme danger of being struck by locomotives and railway machinery resulting in damaged equipment serious injury or death gt Bush Whacker 2009 T 180 Safety Warnings Attaching Detaching Cutter Before approaching any rotary mower or before dismounting the tractor always make sure of the following The tractor transmission is in the parking gear and the parking brake is set to keep the tractor from moving while unattended The tractor PTO is disengaged The engine has stopped the key is out of the ignition and all moving parts both tractor and mower have completely stopped The rotating parts of the tractor and rotary mower may continue to rotate after the PTO has been disengaged THE OPERATOR SHOULD REMAIN SEATED UNTIL ALL MOVEMENT HAS CEASED NEVER WORK ON THE ROTARY MOWER WITH THE POWER ON Rollover Care must be taken when operating on uneven terrain ditches or embankments The chances of the tractor and or mower rolling over are increased Also the chance of objects being thrown by the blade
5. seal from cap Assembly O O S QY eS QI Make sure all gasket surfaces are clean and smooth Insert output shaft seal to center output cap Apply sealant Permatex 2C or equivalent to output cap gasket face Place gasket 1 to cap Place cap on housing Replace 3 8 hex head bolts and torque to 25 foot pounds Place input gear on input shaft Press bearing cones onto shaft Position input shaft in housing carefully without damaging output seal Insert input seal into input cap Insert bearing cup in input cap Replace input cap gaskets Attach cap to housing torque bolts to 25 foot pounds Set bearing pre load as low as possible to eliminate end play in input shaft Adjust pre load Add gaskets to reduce pre load Remove gaskets for reduction of end play Remove bolts and input cap Apply sealant to cap face gt Bush Whacker 2009 T 180 16 17 18 19 20 21 22 23 24 25 2966 Disassembly and Assembly Procedures for Divider Box Remove bolts and input cap Apply sealant to cap face Attach cap with 3 8 input bolts Torque bolts to 25 foot pounds Press bearing cups into output cap Insert shaft into cap and press bearing cones onto shaft Place gear on shaft Place flat washer on shaft end Place lock washer on shaft end with the flare side pointed outwards Place lock nut on shaft tighten as required for bearing pre load Bearing pre load is set same as input shaft Bend
6. service work was performed Hall Manufacturing will approved or deny claim within thirty 30 days of receiving a claim Hall Manufacturing will issue credit for all genuine Bush Whacker parts or components as well as all approved Dealership employee labor time at a rate of 30 00 per hour within thirty 30 days of the claim approval Defective parts must be held for inspection for ninety 90 days after the work is performed Hall Manufacturing may request that parts be returned to the Hall Manufacturing factory for inspection ACKNOWLEDGEMENT REQUIRED Hall Manufacturing shall have no obligation under this warranty unless the Owner Registration Card included with your Operators Manual is signed by Owner and Dealer or Dealer s Agent and is delivered along with a copy of the original Bill of Sale from the Dealer to Hall Manufacturing within sixty 60 days from the date of sale COMPLETE THE WARRANTY REGISTRATION CARD ON THE FOLLOWING PAGE PLACE IN AN ENVELOPE ALONG WITH THE ORIGINAL BILL OF SALE MAIL TO HALL MANUFACTURING INC P O BOX 5638 NORTH LITTLE ROCK AR 72119 gt Bush Whacker 2009 T 180 WARRANTY REGISTRATION Return to Hall Manufacturing within sixty 60 days of purchase Date of Purchase Purchaser Address City State Product Model Serial Dealer Address City State Signature of Original Buyer Signature of Dealer or Dealer s Agent Please include a copy of the origina
7. ALLOW A CHILD TO oO OPERATE A ROTARY MOWER Bush Mhacker 2009 T 180 Safety Warnings Operations Thoroughly examine the rotary mower each day before operating Tighten loose bolts nuts and hydraulic fittings Replace all damaged or broken parts including hydraulic hoses If rotary mowers are not kept in proper working order they could be damaged and this could result in serious injury NEVER engage in repair work under the mower deck or any other part of the mower that is raised off the ground until the mower is safely and securely supported in the raised position Inadequate support can result in the mower falling which could result in seri ous injury or death Use proper signage around working area This will help the operator o have a safe place to work and help passers by to take appropriate precautions Use the proper reflective devices on the equipment to help prevent accidents Make sure that all rules of the road are followed and Slow Moving Vehicle SMV rules are also observed Always inspect the area before mowing for potential mower hazards Remove or avoid all foreign objects such as wire cable metal objects and all other foreign material Failure to do so could result in serious injury to the operator or passerby from foreign material being thrown from the mower If operating along roadway keep equipment within the lane closest to the work area Never operate equipment against the flow
8. S ATTACHMENT IMPORTANT 1 1 x5 BOLT uamo ej 2 Part 4478 WASHERS A Part 4479 1 FLAT WASHER 1 NYLOCK For 540 RPM Part 4169 OPERATE THIS MACHINE AT ROTATING DRIVELINE Part 4416 Part 2569 KEEP AWAY TRACTOR PTO SPEED ONLY koi i For 1000 RPM i mase Part 4170 PART C110 vase k ADANGER Part 4415 gt Bush Whacker Part 2572 ROTATING BLADES KEEP HANDS AND FEET FROM UNDER MACHINE WHILE IN OPERATION FOREIGN OBJECTS MAY BE THROWN FROM MACHINE KEEP A SAFE DISTANCE proce 8 BLADE 9 BLADE ROTATION ROTATION Part 4167 CLOCKUVISE Part 4168 OUNTER CLOCWISE 4 DANGER 10 Part 4480 gt Bush Whacker 2009 T 180 Safety Warnings Operations NEVER operate a rotary mower with a person or animal in the area The blades may throw objects for great distances and can strike a person passersby or animal causing serious injury or death Stop operation of the machine for a passerby or if someone appears to be approaching the area Objects can be thrown for hundreds of yards at great speed 8 ALWAYS inspect the deflector shields and or chain guards daily to ensure P that they are in proper working order and that no chains are missing If the deflector shields or chain guards are not operating correctly chain links are missing or the complete deflector shields or chain guards assembly is S missing do not operate the mower NEVER OPERATE THE MOWER WITHOUT CHAIN G
9. The Bush Whacker T 180 7 Safety and Operations Manual 15 Foot Flex Wing Rotary Cutter Bush Whacker ee mowers from Hall u amp Manufacturing have been popular for decades for highway right of way use Lately they have been increasingly in demand for agricultural commercial and other applications where a heavy duty rugged movver is needed The Bush VVhacker is available in a range of sizes to fit your needs from the five foot model 3116 Deck all the way to the Structural frame of mower is 2 by 3 tubing big 20 footer with 1 4 wall thickness Hall Manufacturing 1 4 kBeam sides instead of 1 4 flat steel has been in Gearboxes are mounted to 1 2 plates that are business for more welded to the 3 16 deck than 75 years 6 bolt mounting on gearboxes heads are During this time tack welded to bottom of deck so one man they ve sold more can tighten the nuts or change the gearbox than 10 000 units Blades are 1 2 by 4 instead of traditional and are used in 27 1 2 by 3 1 2 states in the U S Hinges 3 by 4 tubing with grease fittings Hall Manufacturing Bush Wh acker 3706 East Washington PO Box 5652 North Little Rock AR 72119 PH 501 945 7550 e www bush whacker com VVelcome Thank you for selecting the T 180 Rotary Mower Your machine has been care fully inspected by both the factory and the dealership prior to be
10. UARDS OR DEFLECTORS IN PROPER WORKING ORDER Rocks gravel wire rope bricks or similar objects are potential hazards for rotary mowers operation These items can cause damage to the machine but more importantly they can be ejected from underneath the mower at very high speeds resulting in property damage injury or even death Always inspect the mowing area prior to the operation of any rotary mower If any of these objects or similar objects are found remove them immediately before operation NEVER operate the mower without the driveline safety shields in place and in proper working order Operation without safety shields can lead to injury or death EXTREMELY IMPORTANT Make sure all gearbox shields are in place and tightened be fore operating the mower If one works loose stop mowing and tighten immediately NEVER OPERATE THE MOWER WITHOUT ALL GEARBOX SHIELDS PROPERLY IN STALLED OPERATION WITHOUT SAFETY SHIELDS MAY CAUSE SERIOUS IN JURY OR DEATH Avoid hitting hard solid objects such as large rocks concrete culverts guard rails etc This could cause serious damage to the machine Broken machine parts or pieces of the object can be thrown at very high speeds This could re sult in serious injury or death to persons at a considerable distance from the rotary mower I NEVER ALLOW ANYONE TO RIDE ON THE MOWER OR PA THE TRACTOR This equipment if not operated properly could be potentially dangerous therefore NEVER
11. WHACKER ROTARY MOWERS NEW EQUIPMENT WARRANTY Subject to limitations and exclusions set forth herein Hall Manufacturing Inc warrants that if any component or part of a machine manufactured by Hall Manufacturing excluding any mechanical gearbox or mechanical gearbox component used by Hall Manufacturing proves to be defective in material or workmanship within one 1 year from the delivery date of the original sale to the end user Hall Manufacturing will at its option either repair or replace the defective part without charge In addition Hall Manufacturing warrants that if any me chanical gearbox or mechanical gearbox component used by Hall Manufacturing on any Bush Whacker rotary mower proves to be defective in material or workmanship within three 3 years from the delivery date of the original sale Hall Manufacturing will at its option either repair or replace the defective mechanical gearbox or gearbox part without charge except for rotary mowers sold directly to a state or related governmental agencies for which the mechanical gearbox or mechanical gearbox component warranty period is limited to one 1 year from the delivery date of the original sale No payment will be made in lieu of repair of the machine LIMITATIONS AND EXCLUSIONS If the equipment is used for rental the warranty period is ninety 90 days from the date of sale to the renter This includes all mechanical gearboxes and their components This limited warranty covers defect
12. are increased when operating under these adverse conditions gt Bush Whacker 2009 T 180 Safety Warnings Rollover Never operate the equipment without the Roll Over Protective Structure ROPS and without a seat belt These items prevent injury in a roll over accident It is also highly recommended to wear protective equipment such as a hard hat safety glasses safety shoes and ear plugs OPERATE CAREFULLY It is important to slow down when turning and when going down slopes Doing so could result in a roll over resulting in injury or possibly death to the operator Rotating Blades Stay away from rotating blades Keep hands and feet clear b of rotating blades and discharge areas at all times Never get close to the blades until all motion has stopped and ma chine is turned off KT Never allow rotating blades to contact solid objects like rocks posts curbs or guard rails Only operate if all guards and deflectors are in place and tI in good working condition Never operate equipment with loose blades Retighten after the first 8 hours of use and after blade replacement e Never operate with mower deck raised if bystanders or traffic are in the area This helps to prevent injury or death from objects thrown by the blades e Stop cutting if someone comes within 300 feet DO NOT operate equipment with bystanders in the area Rotary S mowers have the ability to throw debris considerable distances w
13. ating this equipment The use of common sense and reasonable safety precautions are a must in the operation of this equipment Think Safety Accident prevention is dependant upon the personnel involved in the operation transport and maintenance of the equipment To minimize the chance of accidents serious injury or even death Safety Precautions Must Be Fol lowed FAILURE TO FOLLOW SAFETY INSTRUCTIONS AND FAILURE TO USE COMMON SENSE COULD RESULT IN SERIOUS INJURY AND OR DEATH TO THE OPERATOR BYSTANDERS PASSERSBY OR ANIMALS IN THE AREA Safety Decals Information Always keep the area around safety decals clean and free of debris so that they can be easily seen and read When installing new components to the equipment it is necessary to obtain new safety de cals from your Bush Whacker dealer and adhere them promptly and properly Always keep safety decals clean using soap and water Do not use abrasive cleaners be cause they could cause damage to the decals If the safety decals get damaged or are missing contact your local Bush Whacker dealer to order replacements for them In order to replace the safety decals the equipment must be clean and dry Then remove the adhesive backing and place it on the equipment gt Bush Whacker 2009 T 180 Safety Decal Placement L a ee SH a AS N I gt Bush Whacker 2009 T 180 Safety Decal Placement PROPER TONGUE AND CLEVI
14. ch pounds Refer to step 3 for correction of the preload Once the preload is set remove the input cap Install the seal into the input cap and apply a sealant to the gaskets Replace the input cap taking care not to damage the seal Check the position of the oil plugs on the input cap The oil level check plug should be just below and to the right of the input shaft with the fill plug directly under the input shaft Torque the bolts back to 25 foot pounds Fill the gear box with the recommended lubricant in an upright position similar to the mounting position Fill the gearbox to the level plug 1 8 pipe plug Check the lubricant with a dipstick a small piece of wood works well as a dipstick gt Bush Whacker 2009 T 180 Disassembly and Assembly Procedures for 2966 Divider Box Disassembly OO ET Remove 3 8 bolts from wing output cap Remove wing output cap assembly Fold down locking tab of retaining washer Remove locknut Remove lock washer and flat washer Remove gear Remove output seal Press shaft out of cap Use the above steps for both wing output caps Turn the remaining housing around to remove input shaft Remove pressure relief plug Remove 3 8 bolts from input cap Remove input cap Remove input shaft from housing Press bearing cones off of input shaft from both ends Remove gear Remove 3 8 bolts from the center output cap Remove output cap Remove output shaft
15. components 2707 amp 2758 Gearbox Disassembly Procedure Remove 3 8 bolts from input cap Remove the input cap taking care not to damage the seal in the cap The input shaft assembly can now be removed To disassemble the input shaft assembly it is not necessary to remove the retaining ring The bearing will press off of the ends of the shaft and the gear will slide off The output gear will slide off of the output shaft Remove the 1 2 bolts from the output cap and remove the output cap once again take care not to damage the seal The output shaft assembly will have to be pressed out from the inside or it can be pulled out The bearings will need to be pressed off Ifany of the bearing races either in the housing or in the input cap need to be removed a blind hole bearing puller should be used gt Bush Whacker 2009 T 180 2707 amp 2758 Gearbox Assembly Procedure The output assembly goes into the housing first If the upper bearing race has been pulled out it must be pressed in After the bearings are pressed onto the output shaft the shaft can be inserted into the housing The lower bearing race will have to be pressed into the housing until it is flush with the bot tom surface of the housing Using the same number and thickness of gaskets replace the output cap The 1 2 bolts are torqued to 60 foot pounds The bearing preload is measured by rolling torque The rolling torque should be
16. de gt Bush Whacker 2009 T 180 At Least Twice Daily Rotor Bar Assembly Blades Blade Bolts and Nuts e Make sure rotor bar assembly is securely attached with castle nut and cotter pin to the output shaft e Always make sure to replace the blades in sets NOTE When mowing at low cutting heights or on uneven terrain the blades can come in contact with the ground frequently When this happens the blade tips can be pushed upwards causing the blade to bend By pushing upwards on the blade tip the rear of the blade at the bolt hole is forced downward away from the rotor bar assembly This causes the bolt to be pulled through the bar and can cause it to shear When the bolt shears it will throw a blade When operating in these conditions the operator must check the blade bolts more frequently than normal at least four times a day Always use genuine Bush Whacker replacement blades bolts and nuts Other blades may not meet Hall Manufacturing specifications and could lead to serious injury or death After changing blades always check to be sure they are rotating in the proper direction center and ring wing CCW and left wing CW Improper rotation will cause the blades to lay the grass down and not cut properly Hydraulics e If at any time the hoses become frayed worn or pinched replace them Daily Shields e Make sure ALL shields are in place and tightened before operating the mower If one works loo
17. ear accident improper maintenance improper protection in storage or improper use The cost of normal main tenance and replacement of service items such as cutting parts drive line cross kits and clutch pads skid shoes gearbox and drive line shields tires bearings seals chains etc shall be paid for by the Owner gt Bush Whacker 2009 T 180 HALL MANUFACTURING WARRANTY POLICY FOR BUSH WHACKER ROTARY MOWERS DISCLAIMER OF IMPLIED WARRANTIES amp CONSEQUENTIAL DAMAGES Hall Manufacturing s obligation under this limited warranty to the extent allowed by law is in lieu of all warranties Implied or expressed INCLUDING IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE and any liability for incidental and consequential damages with respect to the sale or use of the equipment warranted Such incidental and consequential damages shall include but not limited to transportation charges loss of income rental of substitute equipment and expenses due to loss damage detention or delay in the deliv ery of equipment or parts resulting from acts beyond the control of Hall Manufacturing IMPROVEMENTS OR CHANGES Hall Manufacturing reserves the right to make improvements of changes in design and specification at any time without incurring any obligation to owners of units previously sold WARRANTY CLAIMS PROCEDURE Warranty claims must be delivered to Hall Manufacturing within thirty 30 days after the warranty
18. er can be if operated improperly It is important that the operator of this equipment should be cautious conscientious and use common sense when operating this equipment in order to avoid serious injury and or death to the operator support personnel passersby or animals Safety Depends on You gt Bush Whacker 2009 T 180 General Maintenance gt Bush Whacker 2009 T 180 General Maintenance Refer to tractor s service manual for proper tractor maintenance NEVER service the mower with the power on except where otherwise stated Before working on a mower always check to see that e The tractor s transmission is in the parking gear and the parking brake is set This helps to keep the tractor from moving while unattended e The tractor PTO is disengaged e The engine is off and all moving parts both tractor and mower have completely stopped ALWAYS install transport locking bars before doing any wing blade maintenance The rotating parts of the tractor and mower continue to rotate after the PTO has been disengaged The operator should remain seated until all movement has ceased Never engage in repair or service work under the mower deck or any other part of the mower that is raised off of the ground until the mower is safely and securely supported in the raised position Use extreme caution when working on a mower Many of the parts are heavy and sharp and can cause serious injury if they are dr
19. he clevis at the bottom of page 25 When all three sections are level the cutting height can be set by activating the center cylinder to the desired height of cut In order for the mower to lower to the proper cutting height a stroke control kit can be installed on the center cylinder which limits the collapsed length of the cylinder gt Bush Whacker 2009 T 180 Operational Tips Re phasing Cylinder System Set Up Hook up all hydraulic hoses as shown in the Parts Manual If you are using a tractor with a three spool valve built into the tractor then the hose which controls the up and down motion of the wings should be hooked into the free floating port of the tractor The fluid from this hose must be allowed to flow freely to and from the tractors hydraulic tank For set up on a T120 T168 disregard the left wing re phasing cylinder and hose Lower the wing sections To prime the system activate the center lift cylinder until it has reached its full stroke In this position fluid will be allowed to bypass over the piston and into the right wing re phasing cylinder Once the right wing re phasing cylinder and hose have been filled fluid will then bypass over the piston and begin to fill the left wing re phasing cylinder When this cylinder and hose have been filed it will continue to pass fluid to the tractor Allow fluid to bypass for an additional two minutes Repeat the previous step to be sure all of the air i
20. hen blades are allowed to strike foreign objects Operator must exercise caution or serious injury or even death could result gt Bush Whacker 2009 T 180 Safety Warnings Hydraulics Relieve all pressure in the hydraulic lines by setting the mower deck on the ground shutting the tractor off and actuating lift valve handles before dis connecting hoses This relief of pressure will reduce possibility of serious injury from spewing hydraulic fluid Frayed torn or crimped hoses may rupture and spray boiling oil onto the operator and cause serious bodily injury from scalding Failure to inspect and repair or replace hoses may cause worn hoses to rupture suddenly and violently resulting in serious bodily injury from scalding or fire with resulting burn injury or death btn TF Boiling oil may spray onto hot tractor parts and catch fire causing severe burn injury or death Inspect hoses daily and repair or replace when needed Stop all leaks Repair or replace hoses as indicated to prevent unexpected failure and possible serious injury to operator or bystander Use paper or cardboard to check for leaks Never use your hand w If oil penetrates skin gangrene or other serious injury could occur If skin is penetrated by hydraulic fluid get immediate medical attention Safety Conclusion Now that the operator has read the information provided in this manual he or she should now be aware of how dangerous a rotary mow
21. his noise indicates the hydraulic fluid is bypassing internally making the cylinder not work properly When the mower is in operation the wing control valve handles should be in the for ward most position This is the float position and allows the wings to follow the contour of the ground If you are having trouble with your valve operating the mower properly check to be certain that you have an open center valve with an open center tractor or you have a closed cen ter valve with a closed center tractor An open center system will not work on a closed system tractor gt Bush Whacker 2009 T 180 Operational Tips Cylinders Always have a breather plug installed on the cylinders If there is no breather the cylinder will not operate properly and may be damaged Also always have a restrictor installed between the valve and the cylinder Hall Manufacturing Inc recommends installing the restrictor between the hose and the cylinder at the cylinder port Never operate the mower without a restrictor the wing will lower too quickly and will damage the mower If you are having trouble with the cyl inders raising the center section check the relief plug on the valve to be sure the hydraulic fluid is not by passing Transporting Always secure the two wing sections with the travel safety bars when transporting the mower or performing maintenance on either wing section This is of utmost importance because the hy draulic system may fa
22. il and allow the wing to fall causing injury or death Leveling the Mower and Setting the Cut Height using the Optional Re phasing Cylinder System In order to achieve an even cut it is important to make sure that the mower is level from front to back and from side to side Front to back leveling is achieved by adjusting the turn buckle on the leveling rods located on the center section of the mower The leveling rods should be short ened if the front is to low and lengthened if the front is to high It is important to mention that this adjustment should take place with all of the tension removed from the level rods In order to level the machine from side to side it is important to understand that the rephrasing system uses a closed circuit hydraulic system which keeps the mower level at all cutting heights When the center lift cylinder is activated it in turn activates the right wing rephrasing cylinder which then activates the left wing rephrasing cylinder When the system works prop erly the wing sections should be at the same cutting height as the center section of the mower If the wing sections are not completely level with the center section the operator can adjust the wing up or down by adjusting the clevis end of the rephasing cylinder It is very important that this adjustment should only take place when all of the weight has been removed from the cylin der by raising the wing section off of the ground Refer to the proper spacing of t
23. ing received by you to ensure that it is ready for operation This manual explains the proper operation of your machine It is very important that you read and understand these instructions before operating or maintaining the machine Failure to do so could result in personal injury or even death to you or passersby Consult your Bush Whacker dealership if you do not understand the instructions in this manual or need additional information Hall Manufacturing Inc reserves the right to make changes at any time without notice or obligation Additional copies of the manuals are available from your lo cal Bush Whacker dealer Hall Manufacturing Inc 3706 E Washington Ave P O Box Drawer 5638 North Little Rock AR 72119 501 945 7550 gt Bush Whacker 2009 T 180 Table of Contents Introductory Page Safety Section General Safety Instructions and Warnings Decals Placement Operations Attaching Detaching Cutter Rollover Rotating Blades Hydraulics Every 1 000 Hours or Annually 2 2 16 Gearbox Disassembly and Assembly Operational Tips Warranty Information Warranty Registration Card gt Bush Whacker 2009 T 180 Safety Section gt Bush Whacker 2009 T 180 General Safety Instructions and Warnings Attention Important Safety Information Read and Study this safety information BEFORE oper
24. ith the mower Left and Right Wings in the down position and the weight of each wing supported by the ground disassemble the SET SCREW P N 4882 located inside the ROD CLEVIS P N 4881 using a 3 16 ALLEN wrench Using any solvent or cleaner degrease and clean the SET screw of any particles dirt or grease After cleaning dry the set screw Do the same procedure described above with the ROD CLEVIS P N 4881 Check and if necessary adjust ROD CLEVIS P N 4881 in or out on the ROD P N 4880 to ensure the mower s Left Wing and the Right Wing are adjusted for a correct UP and DOWN position This adjustment must be done with the Left and Right Wings in the DOWN position After adjusting the cylinder clevis and rod rise the wings to be sure they are properly adjusted Fill the ROD CLEVIS threaded hole with a drop of permanent thread locker It is recom mended to use LOCTITE 262 liquid THREAD LOCKER Mount and tighten the SET SCREW P N 4882 into the ROD CLEVIS P N 4881 threaded hole Be aware that when using the LOCTITE 262 THREAD LOCKER the full strength of the assembly is reached after 24 hours If using other similar compounds to LOCTITE 262 follow manufacturer instructions regarding the application and the curing time to full strength gt Bush Whacker 2009 T 180 gt Bush Whacker 2009 T 180 27 Warranty Section gt Bush Whacker 2009 T 180 041104 HALL MANUFACTURING WARRANTY POLICY FOR BUSH
25. l bill of sale Notes gt Bush Whacker 2009 T 180 33
26. opped or fall on the operator or bystander The blades are very sharp and can pivot Use extreme caution when performing maintenance on them Failure to do so could result in serious injury or possibly even death Use marfac double ought grease or cotton picker spindle grease to lubricate all Bush Whacker gearboxes Replacement gearbox grease is available from your Bush Whacker dealership Always use genuine Bush Whacker replacement parts available through the network of authorized dealers The use of non OEM parts could void the warranty of this machine Non OEM parts specifically blades and blade bolts may not meet Hall Manufacturing Inc specifications and could lead to serious injury or death At Least Twice Daily Rotor Bar Assembly Blades Blade Bolts and Nuts e Check blades for any signs of cracking or damaged cutting surfaces Ifa blade is cracked replace the set at once DO NOT operate the mower at any time with a cracked or severely damaged blade Ifa blade breaks it could cause severe injury or possibly death Check if blade cutting surfaces are dull If they are re sharpen or replace blades Check if blade bolts and nuts are loose cracked or damaged DO NOT operate the mower with any of those characteristics Any of these conditions could allow the blade to come loose and could cause injury or possibly death Always keep the blade bolts and nuts tightened to 350 ft lbs of torque e DO NOT operate the mower with just one bla
27. s in materials and workmanship in the parts manufactured or used by Hall Manufacturing excluding Damage resulting from accident abuse misuse neglect or other than normal and ordinary use of the equipment Damage resulting from failure to use the product in accordance with the manufacturer s instructions Refer to the appropriate owner s manual for the Bush Whacker mower model you purchased Hall Manufacturing shall be released from all obligations and liabilities under this warranty if The equipment had been operated with any accessory equipment component or part not manufactured by Hall Manufacturing or approved for use by Hall Manufacturing The equipment has been repaired altered or modified without Hall Manufacturing s approval or if the equipment shall have been operated subsequent to its involvement in an accident or breakdown unless the Owner furnishes reasonable evidence that such repair alteration modification or operation subsequent to its involvement in an accident or breakdown was not a cause of the defect The Owner does not return at Owner expense the defective accessory equipment component or machine to or notify an authorized Bush Whacker dealer The Owner shall be responsible for submission of reasonable evidence of proof of Date Discovery of said defect REPLACEMENT PARTS WARRANTY AND PARTS REPLACED BY WARRANTY Hall Manufacturing further warrants that if any genuine Bush Whacker part or component utilized by an
28. s out of the system Set the desired cutting height by extending the center cylinder until the desired cutting height is achieved Place a stroke control segment part 2374 over the rod between the clevis and barrel on the center cylinder only Adjust the wing shock absorbing system until the wing sections are level with the center section Note This must be done with the center section set at the desired cutting height This system is activated by simply using the middle handle on the valve to activate the center cylinder When the center cylinder piston is pushed out by the tractors hydraulic system hy draulic fluid will move to the right wing cylinder and force the piston to move The fluid com ing out of the right wing cylinder will then go to the left wing cylinder This movement will then dump the holding fluid back to the tractor When the center cylinder is allowed to retract the fluid in the re phasing system will move allowing the re phasing cylinder pistons to retract keeping the wings the same level as the center section Q gt Bush Mhacker 2009 T 180 Left and Right Lift VVing cylinders Set screvv During the operation of the mower the WING LIFT CYLINDER P N 4879 the SET SCREW P N 4882 holding the ROD CLEVIS P N 4881 against the rotation of the ROD P N 4880 can become loose thus having a negative impact on the safe operation of the mower In order to fix this problem please follow the steps bellow 1 W
29. se stop mowing and tighten immediately e Replace shields if there s any damage or excessive wear Drive Shafts Inspect the Drive Shaft Shields make sure that they are installed and working properly If shields become damaged or loose during operation stop immediately and fix or replace them Make sure the drive shaft shield mounting chains are securely fastened Inspect cross kits Grease each zerk fitting with natural or synthetic lubricants Never mix the two types of lubricants Check Drive Shaft tubes to ensure that they telescope properly If they do not replace them gt Bush Whacker 2009 T 180 Daily Gearboxes e Check gear lube If the grease is lower than the inspection plug on the rear side of the gearbox then fill to the level of the plug NOTE Do not overfill the gearbox Inspect output shaft for vines wire rope etc that may collect around the shaft and tear up the output seal Ifa seal is leaking replace it or risk overheating and severe damage to the equipment Check the mounting bolts and nuts to be sure that they are correctly secured If left unchecked it could cause excessive vibrating which could damage the equipment Pins Bolts and Nuts e Inspect all pins bolts and nuts making sure that they are all in place and secure Look for loose fasteners and tighten to the proper torque as required Skid Shoes e Check for any wear or damage replace if required Frame e Look for any struc
30. tural cracks damage and wear e Keep the equipment clean Inspect for debris caught in the machine especially at all pinch points Wheel Hubs e Grease wheel hubs at zerk fitting once a day before operating the mower Check seals for leakage Replace seals if a leak is detected Also check bearings for damage If they have seized they are damaged replace them immediately before use Chain Guards e Rear and front chain guards are standard equipment for all Bush Whacker rotary mowers e Always inspect the chain guards to be sure that no chain links are missing and the guards are operating correctly If the guards are not operating correctly links are missing or the complete chain guard assembly is missing do not operate the mower Never operate the mower without chain guards or deflector in proper working order Hinges e Grease hinges each day before operating the mower This will ensure proper action of the hinges and pins Also clean any build up of dirt and grime from the hinges This build up can cause the hinges to work improperly and damage the machine gt Bush Whacker 2009 T 180 Every 1 000 Hours or Annually It is recommended to do annual pre season maintenance at the end of each operating season rather than at the beginning The mower should be stored in the off season cleaned inspected and repaired This will help prevent any rust forming on the mower s surfaces and contaminants damaging the hydraulic
31. up tab on retaining washer into nut slot to lock Replace output shaft seal Place assembled cap onto housing using same number and thickness of gasket removed Check backlash 006 to 015 with dial indicator adjust by varying gasket thickness Remove output cap assembly and apply sealant to output cap gasket face Insert pressure relief plug gt Bush Whacker 2009 T 180 Operational Tips gt Bush Whacker 2009 T 180 Operational Tips Tractor PTO Operating Range This mower can be ordered from the factory as either a 540 or 1000 RPM machine Always make sure that the tractor and mower have the same PTO speed Check the tractor manufac ture s instruction manual for the proper engine RPM to achieve the proper PTO speed DO NOT operate the mower at any higher RPM doing so will cause damage to the mower as well as create an extreme hazard to the operator passersby or animals Also note that doing so will void the warranty of the machine Drive Lines Do not operate the main drive shaft or wing drive shafts at more than a 35 degree angle Doing so will cause them to fail Exception the optional constant velocity main drive shaft has a maxi mum operation angle of 80 degrees Never lift the wings of the mower while the PTO is engaged Always make sure that the blades have come to a complete stop before raising the wings Doing so will cause extreme damage to the drive line and gearboxes Wing Cylinders
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