ATI Technologies Lawn Mower Lawn Mower User Manual
Contents
1. 7 Enter on the Rotating Laser the required percent of grade for each axis and allow the Rotating Laser to level itself again 8 Bench the machine See the Benching and Operating Your Machine procedure in this section Method Two NOTE This procedure requires that the elevations of the grade stakes are correct and aligned to the slope or percent of grade required 1 Seta minimum of two surveyed grade stakes The stakes must have elevation information 2 Place the Rotating Laser a few feet meters behind the first grade stake and in line with one of the far grade stakes it is not critical to align the Rotating Laser exactly Refer to Figure 9 NOTE Follow the guidelines at the beginning of this section when placing the Rotating Laser 3 Switch on the Rotating Laser Level the Rotating Laser a A 5 Figure 8 Grade Stake with Elevation Mark SYSTEMS FEATURES AND BASIC OPERATION 4 Roughly align one of the axis to the grade stakes by sighting over the top of the Rotating Laser Refer to Figure 7 5 Set both the counters on the Rotating Laser to the required percent of grade If needed see the Rotating Laser Operation Manual PN Grade Stake Grade Stake N o PR Figure 9 Method Two Align Rotating Laser with Grade Stakes Laser Beacon NOTE The Grade Rod must be held plumb for each of the readings taken in the following steps 6 Establish the H I height of the ins2. Laser Sensor Plane of Laser Light Laser Beacon Figure 3 Components of the Automatic Control System on a Skid Steer 3 3 After installation ensure that the Laser Grading Box is level The loader arms must be completely lowered and the bucket cylin ders set so the tires of the Laser Grading Box are on the ground Verify that the Laser Grading Box is level by observing that the main frame is horizontal to the ground Turn the skid steer engine OFF when connected 4 Mount the Control Panel on the bracket attached to the hydraulic valve Attachment Frame Figure 4 Control Panel Mounting 5 Connect the Laser Grading Box s hydraulic hoses with guick couplers to the auxiliary hydraulic ports of the skid steer The Laser Grading Box s hydraulic manifold is marked P and T where the pressure and return tank hoses connect NOTE P means pressure supply and T means tank return Refer to the skid steer Owner s Manual for identifying the P and T Auxiliary Hydraulic Ports 6 Insert the mast pole in the holder until it rests at the bottom of the tube Tighten the tee handle to secure the mast Clamp the Laser Sensor near the top of the mast so it is higher than any local obstruction including the skid steer cab or fall protection devices Refer to Figure 3 SYSTEMS FEATURES AND BASIC OPERATION A CAUTION Cables must be securely fastened and pinch rub points elim
3. VALVE CABLE Open to 3 pin round Pin No Color A Ground Green Lower Valve B Black Raise Valve C White Figure 2 Valve Connection Details Hydraulic Valve EQUIPMENT SET UP The hydraulic valve is mounted on the frame of the Skid Steer Grading Box Laser Grading Box It is an electrically actuated double acting single section valve Hoses and guick couplers to attach it the tractor s auxiliary hydraulics are included with the hydraulic kit 1 Provide power to the Control Panel from the skid steer s electrical system Usually this involves a direct hookup to the battery 2 The Laser Grading Box should be positioned on a level area for attaching to the skid steer Start the skid steer and drive up to the attach ment plate and secure per the manufacturer s directions The Level Best quick attach plate is designed to be universal An electrical cable is also provided One end of the cable has a 3 pin connector for the valve The other is open and can be attached to the Control Panel of the automatic control system as required Refer to Figure 2 for wiring details of the cable and conduc tor functions The valve accepts a 12 VDC proportional current NOTE If the skid steer 5 pins do not fit securely signal from the Control Panel into the rectangular holes at the base of If you require a proportional time or 24 volt valve the attachment plate these holes can be contact ATI Corporation notched larger to accept the pins
4. ing knob for the Laser Sensor and raise or lower the Laser Sensor Tighten the mounting knob when correct NOTE Most materials graded must later be compacted To compensate for the com pacting distance lower the Laser Sensor This raises the cutting edge by the same distance The distance the Laser Sensor is lowered depends on the material Benching with a Rod Eye To bench the Laser Sensor follow the process listed below 1 Turn on the Rotating Laser Attach a Rod Eye to a measuring pole and turn on Set the base of the measuring pole on the benchmark and adjust the measuring pole so the Rod Eye emits a solid On Grade tone com pensate for slab thickness and compaction if needed Find an area to be graded that is close to specified grade Start the skid steer or tractor engage the auxiliary hydraulics and move the unit to that location Manually raise or lower the Laser Grading Box s cutting edge until 1t is even with the bottom of the mea suring pole when the Rod Eye is emitting the On Grade tone or resting on the ground if already at grade Making sure the automatic control system is set to manual and the deadband tolerance is at its minimum move the Laser Sensor to a height on the mast pole where it indicates the beam is in the On Grade position and is unobstructed by any object Operation After the Laser Grading Box is connected and the automatic control system is calibrated operation c
5. dealer from and against claims damages losses and expenses including but not limited to attorney s fees arising out of or resulting from the use of the product provided that such claim damage loss or expense is attributable to bodily injury sickness disease or death or to injury to or destruction of tangible property but only to the extent caused by the negligent acts or omissions Including but not limited to misuse or alteration of the product of the purchaser anyone directly or indirectly employed by the purchaser or anyone for whose acts the purchaser may be liable regardless of whether or not such claim damage loss or expense is caused in part by a party indemnified hereunder In claims against any person or entity indemnified under this agreement by an employee of the purchaser anyone directly or indirectly employed by the purchaser or anyone for whose acts the purchaser may be liable the indemnification obligations shall not be limited by a limitation on amount or type of damages compensation or benefits payable by or for the purchaser under worker s compensation acts disability benefit acts or other employee benefit acts CUSTOMER COPY Dealer Date Installed Grading Box Model Serial Control Panel Model Serial Laser Sensor Model Serial Dealer Name Street City State Zip Telephone Fax Signature PT DETACH AND MAIL TO ATI CORPOR
6. ATION 250 EARLAND DRIVE NEW HOLLAND PA 17557 I I or FAX to 717 354 2162 i MANUFACTURER S COPY Dealer Date Installed Grading Box Model Serial Control Panel Model Serial Laser Sensor Model Serial Customer Name j Street City State Zip Telephone Fax Signature 15
7. Level JA Best LASER GRADING BOX OPERATORS MANUAL FOR PARA LEVEL SINGLE WITH CUSTOMER SUPPLIED LASER CONTROLS ATI Corporation New Holland PA 17557 Phone 717 354 8721 e FAX 717 354 2162 1 800 342 0905 www level best com OCTOBER 2007 HI CAT LBPLOM G 1007 COPYRIGHT 2007 by ATI Corporation New Holland PA 17557 U S A DISCLAIMER THE INFORMATION IN THIS MANUAL IS PROVIDED TO PROMOTE THE SAFE USE OF AND ASSIST THE OPERATOR IN ACHIEVING THE BEST PERFORMANCE FROM THE PRODUCTS DESCRIBED HEREIN WHEN USED FOR THE INTENDED APPLICATION Part Number 315 067 000 315 068 000 315 069 000 000 166 407 000 166 448 000 166 483 000 200 149 000 200 148 315 575 000 Model Number PL72 PL84 PL96 MODELS Description Box Grader Para Level Single 6 Cylinder Only Box Grader Para Level Single 7 Cylinder Only Box Grader Para Level Single 8 Cylinder Only Kit Hydraulic Single MEI Mikrofyn Includes Valve Assembly Hoses Fittings and Solenoid Cable Kit Hydraulic Single Topcon Includes System Five Remote Power and Solenoid Cable does not include Sensor Cable Kit Hydraulic Single Trimble Includes Valve Assembly Hoses and Fittings Kit Cables Topcon System Five Includes Sensor Solenoid Cable and Power Remote Cable Kit Cables Trimble Includes Junction Box with Solenoid Cable and Remote Sensor Cable and Power Cable Tractor Hitch NOTE Optional acc
8. an begin The operational goal is to drive over the area to be graded with the box 1 2 full of material and the Control Panel s Green Light always illuminated 1 When seated in the Operator s seat start the skid steer or tractor and set the automatic control system to operating in automatic mode If eguipped set the deadband tolerance to a large value NOTE Most materials graded must later be com 3 pacted To compensate for the compact ing distance lower the Laser Sensor This raises the box 5 cutting edge by the same distance The distance the Laser Sensor is lowered will depend on the material Drive the machine forward or reverse The Para Level Grading Box has front and rear cutting edges The automatic control system constantly senses the plane of laser light to maintain the cutting edge of the box at the reguired elevation Note the following during operation SYSTEMS FEATURES AND BASIC OPERATION In some situations the automatic control system may reguire a cut deeper than the machine can handle The machine may lose traction stall the engine or the wheel frame will be lifted off the ground to the maximum stroke of the cylinder as the cutting edge tries to reach finished grade If this occurs set the Auto Manual Switch to MANUAL and use the Raise Lower Switch to raise the cutting edge until the machine can push the material Make multiple passes to cut the area to closer to finished grade and
9. aser on a worksite is controlled by OSHA regulations found at 29 CFR 1926 54 Be familiar with these regulations before using any laser beacon used in conjunction with this system Review and understand all literature provided with the Laser System before operat ing A WARNING Laser protection devices must be provided to all workers in the area if the laser system exceeds five 5 milliwatts Refer to the literature provided with the system to determine the power output If unsure of the strength of the laser system anti laser eye protection should be provided to all workers Laser Sensor The Laser Sensor detects the laser light generated by Rotating Lasers The Laser Sensor sends to the Control Panel the location of the plane of laser light The Control Panel then has the valve assem bly drive the Grading Box s hydraulics accordingly The Laser Sensor is mounted on the mast pole directly above the cutting edge of the box Cables Cables connect the various components together into a system A single cable is provided with open wires at one end for attachment to the automatic control system or an electric switch The other end has a 3 pin connector that mates with the hydraulic valve connector A CAUTION All cables must be secured with adequate cable length to avoid pinching stretching and tight bending Do not clamp cables to pipes or hoses that may generate high heat SYSTEMS FEATURES AND BASIC OPERATION
10. ensor are operating in compatible modes with a head speed that is recognized by the other device 7 Connect the various cables to the control system components 8 If possible set the automatic control system to manual mode to prevent unintended movement of the Laser Grading Box A WARNING Always have system in Manual setting when not operating the tractor Set Up for Level Grading If the job site is to be level the set up of the Rotating Laser is simple Since no slope is reguired in either axis the Rotating Laser does not need to be aligned The Rotating Laser will provide a level plane of laser light in all directions 1 Locate the Rotating Laser following the guidelines above 2 Apply power to the Rotating Laser Level the Rotating Laser some Rotating Lasers will automatically level others will need manual adjustment 3 Setthe counters for both axis at 0 000 If needed see the Rotating Laser Operation Manual 4 Bench the machine See the Benching and Operating procedure in this section Set Up for Sloped Grading If the job site is to be graded for a single or dual slope the Rotating Laser reguires its axis to be aligned for the job site The Rotating Laser will then provide a plane of laser light at the reguired slope s The following procedures are for two typical examples of job sites reguiring sloped grades Remember each job site is unigue so consider the following methods as guidel
11. er to Hydraulic problems Electrical Problems Refer to the automatic control system documentation Hydraulic problems Confirm hydraulic flow through the manifold and returning to the power source through the T hose Contact ATI Corporation for help troubleshooting the hydraulic manifold Hydraulic flow reversed Confirm the pressure is going in the P port Verify control handle is moving in desired direction 10 Box has trouble staying on grade TROUBLESHOOTING POTENTIAL CAUSE Rotating Laser out of range Laser beam being reflected Multiple laser beams Laser deadband set too narrow Travel speed is too fast for grade tolerance Hydraulic response too quick Hydraulic flow reversed 11 REMEDY Ensure Laser Sensor is within specified operating range of Rotating Laser Ensure Rotating Laser s light is not reflecting off other surfaces windows windshields mir rors etc causing multiple readings by the Laser Sensor Ensure that there are no other lasers operating on the job site or nearby Ensure the deadband tolerance is set for rough grading Slow down Decrease the Gain Selection Switch setting Confirm the pressure is going in the P port SPECIFICATIONS AND MAINTENANCE SPECIFICATIONS Dimensions PL72 PL84 PL96 183 cm 213 cm 244 cm 190 cm 220 cm 251 cm Total Length 66 in 168 cm 11 5 ft 13 4 f 15 3 f 0 33 m 0 38
12. essories Scarifier Assembly installation and parts manual can be obtained from ATI Corporation or download from web site www level best com 11 TABLE OF CONTENTS MODE Suar 11 TABLE DE CONTENT S gips in aia iii SAFETY INFORMATION pe ia aos v Safety Precaution Denni ois saa summasi E tt a EEEE V WARRANTY susanunmamimmausdm madalamas dual vi LIST OFILLUSTRATIONS sesepuseioa poison ha oat seams dan Jaon vii OLE S saa alacant ila la viii SYSTEMS FEATURES AND BASIC OPERATION siii iii actas 1 O RE 1 CONmDORBONIS susana in dis 1 E A A NP 2 Rotation A M qas 2 A A TAA ad aR tita td taat 2 CAI MSN a oia 2 a SEO A 3 E UPI Set UP a vakatas a Satin a KU ki halt en a ea Sea nai akan 3 Tractor Grading Do emilia 4 Job Site Sel Damummotuaatuummaaatustaism aa roosa evo vanded shui aides akadi teadama aim 5 Set Upfor Level i NS aos 6 Set Up fof Sloped Grading A A a AR AS 6 Ben hie And OpenAds lille risa 8 Benching u ssaa topa a ii i a AR ORE RR EEEREN ED 8 Benchine witha J VE pa rs ii 8 Se MU nm lka ERA tamas 9 TROUBLESHOOTING praia 10 SPECIFICATIONS AND MAINTENANCE messa saatossa po de 12 mem OT un sauna AS i hs das mese K NNAS Sa NS s Piia yaaa o ia a aan am kana oi 12 DIMENSIONS u PP A Saaka 12 NETTI MO 13 Se io Kama 13 Cables and OSSh 13 Machine kann 13 E E E a E 13 A nn a PI PG O II 13 REGISTRATION CARD gjer dh dt 15 iii TABLE OF CONTENTS This page left blank This manual is furnished
13. ht to discontinue models at any time change specifications and improve design without notice and without incurring obligation on goods previously purchased and to discon tinue supplying any part listed when the demand does not warrant production This Laser Grading Box is designed and manufac tured to high quality standards ATI Corporation therefore guarantees this Laser Grading Box to be free from defect in workmanship and materials for one 1 year from purchase date If the machine is used for rental purposes the warranty is limited to ninety 90 days WARRANTY vi Laser Controls Vendored Components and Control Valve Parts are warranted separately by their respective manufacturers Does not cover normal wear or failure due to hydraulic oil contamination Misuse abuse misapplication and unauthorized alterations will void this warranty LIST OF ILLUSTRATIONS Figure 1 Plane of Laser Light with Components of the Automatic Control System 1 Figure 2 Valve Connection Details snack gt Figure 3 Components of the Automatic Control System on a Skid Steer n 3 Fig re 4 Control Panel MOUNU ai AS 4 Figure 5 Components of the Automatic Control System on a TracCtOT ooooonccnncnncnnonnncconncnononononcnnnn conc naene 5 Figure 6 Method One Align Rotating Laser with Grade Stakes nasa 6 Figure 7 Sieht O
14. inated Do not fasten to hydraulic lines which may operate at high temperatures Ensure sufficient cable length to allow move ment of the machine 7 Connect the various cables to the control system components 8 If possible set the automatic control system to manual mode to prevent unintended movement of the Laser Grading Box AWARNING Always have system in Manual setting when not operating the skid steer Tractor Grading Box 1 Provide power to the Control Panel from the tractor s electrical system Usually this involves a direct hookup to the battery 2 The Laser Grading Box should be positioned on a level area for attaching to the tractor Start the tractor and back up to the Laser Grading Box Attach the unit with the hitch pins supplied 3 After installation ensure that the Grading Box is level Set the pitch of the Laser Grading Box by adjusting the top and lower links Verify that the Laser Grading Box is level by observing that the main frame is horizontal to the ground Turn the tractor engine OFF when connected 4 Mount the Control Panel on the right rear fender of the tractor or other easily acces sible location 5 Connect the Laser Grading Box s hydraulic hoses with guick couplers to the tractor guick couplers The Laser Grading Box s hydraulic manifold is marked P and T where the pressure and return tank hoses connect SYSTEMS FEATURES AND BASIC OPERATION Mast Pole Lase
15. ines and not as the only methods possible Method One 1 Seta minimum of two grade stakes exactly in line with one of the axis to be graded Refer to Figure 6 2 Place the Rotating Laser in line with the two grade stakes 3 Switch on the Rotating Laser Level the Rotating Laser some Rotating Lasers will automatically level others will need manual adjustment SYSTEMS FEATURES AND BASIC OPERATION Figure 6 Method One Align Rotating Laser with Grade Stakes 4 Set the counter on the Rotating Laser for both axis to 0 0000 If needed see the Rotating Laser Operation Manual 5 Roughly align one of the axis to the grade stakes by sighting over the top of the Rotating Laser Refer to Figure 7 Figure 7 Sight Over Rotating Laser 6 Align the plane of laser light a Set a grade rod with Rod Eye Receiver on the far grade stake and adjust the rod until the Rod Eye Receiver indicates On Grade b On the axis not aligned with the stakes enter on the Rotating Laser 5 000 Allow the Rotating Laser to level itself to this new position if needed c Check the Rod Eye Receiver again If the Rod Eye Receiver indicates On Grade the plane of laser light is aligned correctly If the Rod Eye Receiver indicates the plane of laser light is too high or too low have a second person rotate the Rotating Laser on the tripod in small steps until the Rod Eye Receiver indi cates On Grade
16. int hitch will cause inaccurate depth positioning Also check the tractor skid steer routinely for wear to its components such as loader pins and 3 point linkage ensuring it is operating properly SPECIFICATIONS AND MAINTENANCE 13 Calibration Perform periodic calibration checks of the Rotating Laser System as outlined in its Operation Manual to ensure accurate performance SERVICE If the automatic control system is not functioning properly the first step is to determine the problem component Use the Troubleshooting Chart to determine possible causes and remedies A CAUTION The automatic control system is a highly sophis ticated electronic system Do not attempt repairs to the components Contact your local dealer if you have any problems SPECIFICATIONS AND MAINTENANCE FREQUENCY LUBE TYPE 1 Wheel Hub 2 Annually EP EP Multi Purpose Grease Bearings must be pulled apart cleaned and packed once a year Inspect grease seals and replace if necessary NOTES 1 Check Hydraulic System Components for wear and or leaks 2 Check and tighten all bolts and nuts for scraper blade and end blades weekly Figure 10 Lube and Maintenance Chart 14 REGISTRATION CARD By buying this product you the purchaser of this product agree to the following To the fullest extent permitted by law the purchaser of this product shall indemnify and hold harmless ATI Corporation and its authorized
17. m 0 43 m3 7 0 f 8 0 f 9 0 ft 0 20 m 0 23 m 0 25 m Weioht 1530 lbs 1590 lbs 1650 lbs 694 ke 721 ke 739 kg Box Capacity Front Box Capacity Rear 12 MAINTENANCE The rugged and durable automatic control system is built to last but as with all equipment a few minutes of routine care maintenance and cleaning can extend the life of the system Storage and Transport Most often the Laser Grading Box and its hydraulic controls remain on the machine However the Control Panel Laser Sensor Coiled Sensor Cable and Solenoid Cable should be stored in a safe protected place when not in use Protect the cable connections by installing any covers supplied Cables and Hoses Check all cables and hoses regularly for signs of wear and damage Keep cable connections clean and free from dirt and corrosion Ifa cable has been damaged do not attempt to repair Incorrect or poor connections can cause damage to your automatic control system When applicable check the hydraulic hoses Look for areas where the hoses could rub against each other or another object as they expand and contract under pressure Check the hydraulic fittings for tightness Machine Check areas that affect the Automatic Control system function and accuracy such as looseness or play in the cylinders or wear on the box s cutting edge Looseness in the connection to the tractor skid steer such as in the adaptor plate 3 po
18. ntrol system processing data from the Laser Sensor and if eguipped switches controlled by the operator Valve Assembly Wired to the Control Panel the valve meters hydraulic oil to the hydraulic cylinder for depth control Control Panel The complexity of the Control Panel varies from system to system Refer to the specific brand of system for specific details Rotating Laser The Rotating Laser is the unit that creates the plane of laser light detected by the Laser Sensor Most Rotating Lasers transmit a focused plane of laser light approximately 1000 ft 300 meters They are available in single grade dual grade and steep slope versions They can be guickly and easily aligned to job site reguirements without compli cated calculation of angles A dual slope Rotating Laser can be configured for level single slope or dual slope applications Simply enter the reguired percent of grade and align the Rotating Laser to the axis direction to be graded Percent of Grade The change in elevation for every 100 feet 30 meters graded Slope The change in elevation per foot meter A WARNING Never look directly into a laser light or serious injury to the eye may occur In general inciden tal exposure of the laser to the eye will not do damage However avoid looking into the beam whenever possible Use a target for viewing the laser spot SYSTEMS FEATURES AND BASIC OPERATION A WARNING Use of any l
19. ore benching the plane of laser light must be set at its proper slope Benching is the process of setting the relationship between the Laser Sensor and the Rotating Laser or benchmark Failure to properly bench the system before grading will result in an unacceptable grade The goal is to have the Laser Grading Box approxi mately 1 2 full during operation If during rough grading a lot of material needs to be removed from a site the Laser Sensor should be set several inches higher than finished grade As material is removed the Laser Sensor can be lowered and the site regraded This may need to be repeated several times until finished grade is achieved SYSTEMS FEATURES AND BASIC OPERATION Benching 1 Move the machine to an area which is close to finish grade or using the manual controls on the control system grade a small area close to finish grade NOTE Finish grade can be checked several times during the grade process to zero in on final grade 2 If equipped set the automatic control system to manual 3 Turn the Laser Sensor and Rotating Laser ON 4 If equipped set the deadband tolerance to the minimum possible NOTE Use narrow deadband for benching 5 Adjust the height of the Laser Sensor until it is On Grade For Telescoping Masts loosen the locking knob on the mast and raise or lower the Laser Sensor Tighten the locking knob when correct Non Telescoping Masts loosen the mount
20. r Sensor Mast E Laser Holder Beacon Three Point Hitch Main Frame Figure 5 Components of the Automatic Control System on a Tractor NOTE P means pressure supply and T JOB SITE SET UP means tank return Refer to the tractor Owner s Manual for identifying the P and T Auxiliary Hydraulic Ports The following are guidelines for setting up a Rotating Laser for both level job sites and sloped job sites 6 Insert the mast pole in the holder until it rests at the bottom of the tube Tighten the tee handle to secure the mast Clamp the Laser Sensor near the top of the mast so it is higher than any local obstruction including the tractor cab or fall protection devices i i Refer to Figure 5 Whenever possible set up the Rotating Laser and the Laser Sensor at a height above the A CAUTION machine s cab This prevents the cab or roll over structure from blocking the plane of laser Cables must be securely fastened and pinch rub light as the machine moves around the job points eliminated Do not fasten to hydraulic sites lines which may operate at high temperatures Ensure sufficient cable length to allow move ment of the machine e Choose a location for the Rotating Laser where obstructions such as trees and buildings can not block the plane of laser light The Laser Sensor needs to be able to sense the plane of laser light at all times Be sure the Rotating Laser and Laser S
21. rading Box with customer supplied laser controls Control Panel SYSTEMS FEATURES AND BASIC OPERATION NOTE Itis the responsibility of the dealer or owner to select install and properly oper ate an automatic control system on this Laser Grading Box within the guidelines of this manual Laser guided depth control provides unmatched measurement of plane from a single Rotating Laser Grade information from a Rotating Laser is pro cessed and automatically directs the grading box s hydraulics to maintain the elevation of the cutting edge Most automatic control systems can operate auto matically or manually In manual control the operator watches an indicator on the Laser Sensor or Control Panel and uses the controls to keep the box On Grade In automatic control the automatic control system controls the box s hydraulic cylinder to keep the box On Grade COMPONENTS The control system consists of 4 components Rotating Laser Provides a reference Plane of Laser Light over the job site refer to Figure 1 Light plane may be level or set at an angle to match the slope of the ground Laser Sensor Mounted at a specific height on a mast on the Laser Grading Box it determines the difference in depth based on the Plane of Laser Light Laser Beacon Figure 1 Plane of Laser Light with Components of the Automatic Control System Control Panel Contains the logic of the auto matic co
22. tch on the Control Panel to MANUAL before leaving the operator s seat or whenever the machine is not moving SAFETY INFORMATION Always allow for clearance under the cutting edge of the machine when tuning the system or when switching to automatic control Insufficient clearance could cause the machine to lift itself off the ground as its cutting edge attempts to achieve the programmed slope e Never adjust the position of the Laser Sensor when the system is in automatic control Never perform service work on your machine or the automatic control system when the system is in automatic control Install all safety panels and guards before operating your equipment Stay clear of all moving parts when the machine is in operation Keep all people clear of the machine when it is running Keep feet and other body parts from under the cutting edges of the machine at all times e Read and comply with all safety recommenda tions of your Tractor Skid Steer manufacturer as outlined in its operator and service manuals NOTE References made to left right front and rear are those directions viewed from be hind the power unit and grading box NOTE Some equipment depicted in illustrations may not reflect exact production model configurations NOTE All safety operating and servicing infor mation reflects current production models at the time of publication of this manual NOTE ATI Corporation reserves the rig
23. then go back to AUTO control This allows the high spots to be gradually removed NOTE In rough grading situations the automatic control system can usually operate as an Indicate Only system and the machine controlled manually After the area is rough graded return to automatic control After several passes with the Laser Grading Box stop and turn off the skid steer or trac tor Place the base of the measuring pole on the graded area check grade elevation After a rough grade is achieved reduce the deadband tolerance to meet the job tolerance requirements With a tighter deadband the speed of the skid steer or tractor must be decreased for optimum finish SYMPTOM Laser Grading Box does not raise or lower Laser Grading Box moves in opposite direction TROUBLESHOOTING POTENTIAL CAUSE REMEDY Control Panel not turned on Apply power No hydraulic flow to Laser Grad Ensure hydraulic control handle ing Box of skid steer or tractor is in correct position Ensure auxiliary hydraulics are ON or in continuous flow mode Cables not connected correctly Refer to the automatic control system documentation Move directional valve spool manually using the overrides on the end of the directional valve A WARNING Be sure to stay clear of any moving parts of the Laser Grading Box If the Laser Grading Box moves refer to Electrical problems If the Laser Grading Box does not move ref
24. to you the owner opera tor as a guide to get the greatest benefit from your Grading Box ATI Corporation wants you to be able to get the most use out of your Grading Box through safe and efficient operation Before attempting to operate the Grading Box carefully read all sections of this manual Be sure that you thoroughly understand all of the safety information and operating procedures SAFETY PRECAUTION DEFINITIONS Dangers Warnings Cautions and Notes are strategically placed throughout this manual to fur ther emphasize the importance of personal safety qualifications of operating personnel and proper use of the grading box in its intended application These precautions supplement and or complement the safety information decals affixed to the unit and include headings that are defined as follows A DANGER Indicates an imminently hazardous situation which if not avoided will result in death or serious injury A WARNING Indicates a potentially hazardous situation or practice which if not avoided could result in death or serious injury A CAUTION Indicates a potentially hazardous situation or practice which if not avoided will result in damage to eguipment and or minor injury NOTE Indicates an operating procedure practice etc or portion thereof which is essential to highlight Always use caution and safe operating prac tices when operating this eguipment Always set the Automatic Manual Swi
25. trument for the plane of laser light a Align the bottom of the Grade Rod to the mark on the near grade stake b Adjust the Rod Eye Receiver up and down until it indicates On Grade c Adjust the Rod Eye Receiver for any cut or fill amount indicated by the grade stake If the grade stake shows a cut extend the Grade Rod and Rod Eye by the amount shown as a cut e If the grade stake shows a fill lower the Rod Eye by the amount shown as fill 7 Align the plane of laser light a Align the bottom of a Grade Rod to the mark on the far grade stake b Check the Rod Eye Receiver If the Rod Eye Receiver indicates On Grade the plane of laser light is aligned at the correct slope If the Rod Eye Receiver indicates the plane of laser light is too high or too low have a second person rotate the Rotating Laser on the tripod in small steps until the Rod Eye Receiver indi cates On Grade NOTE Ifit was necessary to rotate the Rotating Laser a significant amount at the far stake then the original reading at the near stake may be out of tolerance Check the set ting again and make minor adjustments as reguired 8 Bench the machine NOTE If needed check the elevations on both the plane of laser light and the grade stake elevations by setting the bottom of the Grade Rod at any stake s grade mark and checking the Rod Eye Receiver for the On Grade indication BENCHING AND OPERATING Bef
26. yver Rotating LASSE xu uu AA taala 6 Figure 8 Grade Stake with Elevation Mark A A A A i 7 Figure 9 Method Two Align Rotating Laser with Grade Stakes insistoi 7 Figure 10 Lube and Maintenance Ch enorm kr 14 vil NOTES viii PURPOSE The Level Best Laser Grading Box is a cost effi cient method for fine grading Various capacities sized to fit the skid steer or tractor with a choice of automatic control systems are available The Laser Grading Box is intended to operate with an automatic control system providing accurate grade control If desired the Laser Grading Box can be operated without an automatic control system in one of two ways Without any Valve Manifold The cylinder can be connected directly to the tractor or skid steer and the Laser Grading Box operated using the tractor or skid steer valve Flow to the hydraulic cylinder is restricted to improve control However movement of the cutting edge can be coarse With the Valve and No Control System A switch can be installed to operate the electric valve from the tractor or skid steer providing fine control of cylinder movement However raising and lowering of the cutting edge is dependant upon operator attentiveness and accuracy For the most accurate control and ease of operation an automatic control system is used and recom mended This manual is for a skid steer or tractor mounted single cylinder Para Level Laser G
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