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microscraper™ 500 conveyor parts and service manual
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1. S ue a Soma ecu esas ac RR RAN PUBLICATION NO 864510 0007 REV 01 Page 5 TURBO MICROSCRAPER 500 CONVEYOR PARTS AND SERVICE MANUAL MICROSCRAPER 500 START UP COOLANT FILLING Fill the coolant tank with water soluble coolant solution of your choice After initial start up you may find it necessary to add coolant to restore the desired fluid level This is because the conveyor load section acts as an additional reservoir and complete drain down of the conveyor does not occur even during system idle periods Note Do not fill the coolant tank level with coolant above the maximum fill level indicated on your coolant tank WHEN TO OPERATE THE MICROSCRAPER 500 CONVEYOR The MICROSCRAPER 5009 conveyor should always operate whenever the machine tool is running or the coolant pumps are operating Failure to do so may cause severe damage to the conveyor belt and or to the filtration box PERIODIC INSPECTION DO NOT REACH INTO THE CONVEYOR WHEN THE SYSTEM IS RUNNING BECAUSE IT HAS MOVING PARTS SERIOUS PERSONAL INJURY COULD RESULT FILTRATION BOX ASSEMBLY INSPECTION The filter box assembly s should be free of dents tears or other damage that would result in chips bypassing the filter box In the event that the filter box is damaged it must be replaced immediately Failure to do so will result in contamination of the clean side of the tank Prior to running the conveyor after the inspection be sure to remov
2. SEI JWYN Luvd OOTVI1VO Wall OP0 408 098d OP X 2X 8 94 L gz X wemsdes sess 9 HUG BALI i ees GL 070 000 104 Op X OLW OHH eJOS 011 398 Fi 92897 i 60r ve8 ZL 8Ol wse Olive Ob 901 758 6 peng 19720748 01 982 8 jexooxds ueAu s0I VS8 Z4 6 8S4 jexoouds COMM sz s _ a ori i JWYN luvd SOTVIVO Wa PUBLICATION NO 864510 0007 REV 01 OMARCH 2004 ENS ainia aean a e wee ee ee uuu a Page 20 TURBO MICROSCRAPER 500 amp CONVEYOR PARTS AND SERVICE MANUAL MICROSCRAPER 5008 DRIVE AND DISCHARGE SECTION ASSEMBLY Ha DITI IDMDD MD DMMAAIIEEE TE E IDI DII U OMARCH 2004 LNS iet uocis ec S X Gu u RW ect N sas PUBLICATION NO 864510 0007 REV 01 Page 21 TURBO MICROSCRAPER 500 CONVEYOR PARTS AND SERVICE MANUAL MICROSCRAPER 5008 ELECTRICAL INFORMATION LNS Chip Conveyors are supplied with a variety of drive packages and electrical controls depending on conveyor application and customer preference Only a qualified electrician or machine service technician should perform any maintenance repairs or adjustments on this equipment ONLY QUALIFIED ELECTRICIAN OR SERVICEMAN SHOULD PERFORM ANY ELECTRICAL TROUBLESHOOTING OR MAINTENANCE TO THIS EQUIPMENT DO NOT PERFORM ANY MAINTENANCE REPAIRS OR ADJUSTMENTS ON THIS EQUIPMENT WITHOUT FIR
3. OMARCH 2004 ENS uy y ionis uu u a PUBLICATION NO 864510 0007 REV 01 Page 4 TURBO MICROSCRAPER 500 CONVEYOR PARTS AND SERVICE MANUAL SCRAPER BELT ROTATION ALWAYS DISCONNECT POWER TO THE CONVEYOR BEFORE ATTEMPTING ANY MAINTENANCE PROCEDURES LUBRICATION AND ROUTINE MAINTENANCE After First 100 Hours of Operation and at regularly scheduled intervals to suit operating conditions Check belt brushes for excessive wear Inspect conveyor belt parts for excessive wear If excessive wear is noted belt should be removed and repaired Refer to service section for belt removal instructions Change oil in speed reducer if applicable Use any brand 90 wt gear oil Grease pillow block bearings using grease gun Do not grease too often bearing seals could be damaged Check belt tension see page 4 amp 5 Oil drive chains ALWAYS DISCONNECT POWER TO CONVEYOR BEFORE ATTEMPTING ANY MAINTENANCE PROCEDURES In addition to the following please read the separate Conveyor Installation and Start up Instructions furnished with your MICROSCRAPER 500 conveyor Prior to installation of the MICROSCAPER 500 the coolant tank should be cleaned of any chip residue from prior machining operations or debris from shipment packaging This will ensure a clean and trouble free start up DO NOT TURN ON ELECTRICAL SUPPLY PRIOR TO COMPLETING THE PRE START CHECK LIST THAT FOLLOWS OMAR GE 2004 LNS lu s
4. m aPI nr Tm OMAR GE 2004 LNS uu u li s s NEEE PUBLICATION NO 864510 0007 REV 01 Page 17 TURBO MICROSCRAPER 500 CONVEYOR PARTS AND SERVICE MANUAL 020 410 104 SHH OZ X ZIN MaS egs 92 lbuv Ju tuuSe ivy usrug el vse 1G00 000 SPOd YOOIAN XeH GN MN ci 1900 000 090d 1813 SIN Jeuse _ OL D r IE amp veg 6 j 898 8 1998 7 svse 9 0900 000 909 POT OW Heysem S x 900 000090 4 9 Heysem v _ LL LLL ESB o zog sgeo SEO 18611589 BIG Je o bvse 3NVN Lvd S0101V9 Wall eg BTE 90 O1V2 PUBLICATION NO 864510 0007 REV 01 MICROSCRAPER 5000 SERVICE PARTS LIST HORIZONTAL LOAD SECTION ASSEMBLY OMARCH 2004 ENS ku nan ke een eer Page 18 TURBO MICROSCRAPER 500 CONVEYOR PARTS AND SERVICE MANUAL HORIZONTAL LOAD SECTION ASSEMBLY m C MARCH 2004 ENS yu yu yu a saa PUBLICATION NO 864510 0007 REV 01 Page 19 TURBO MICROSCRAPER 500 CONVEYOR PARTS AND SERVICE MANUAL MICROSCRAPER 5008 DRIVE AND DISCHARGE SECTION PARTS LIST TERE EKE a MNT ui 61998 osa 0 09 982 6 Scc 86 po IOI Le 4 vsg_ 9 _ __ _ _ _ AOD BuO 9 1798 tc iQ vives Z IL aere cil veg 02 _ 8L Swe OM SrgS 8
5. 17 18 Page 16 TURBO MICROSCRAPER 500 CONVEYOR PARTS AND SERVICE MANUAL Reverse steps 1 through 7 When adjusting the belt tension using a pair of vise grip pliers clamp on one of the formed cleats on the belt Using the vise grips rock the belt back and forth to feel the slack and drag on the belt There should not be more than enough slack to allow rocking the drive shaft through 15 degrees of rotation without moving the belt On a new belt zero slack is acceptable but if the belt is difficult to move with the vise grips it is too tight Correctly adjusted it should be possible even if difficult to move the belt by hand when turning the driven sprocket Always wear gloves during this step Visually confirm that the belt is located in the center of the frame Adjust if necessary by loosening the set screws in the pillow block bearings and shifting the drive shaft assembly to the left or the right as appropriate Re connect the power using only a licensed or properly qualified electrician who is properly trained in all applicable local state and national safety codes The belt should run freely and the only sound should be a subdued clicking as each drag bar passes over the drive sprocket Check to insure the belt is running in the proper direction as shown below Lut omm 2 ALWAYS DISCONNECT POWER TO CONVEYOR BEFORE ATTEMPTING ANY MAINTENANCE PROCEDURES FAILURE TO DO SO MAY CAUSE SERIOUS PERSONAL INJURY
6. MICROSCRAPER 500 CONVEYOR PARTS AND SERVICE MANUAL MEG 4 Y r xem MM gt A Thank you for choosing an LNS Chip Conveyor We are proud to have you among our LNS family of users LNS Chip Conveyors simply and reliably remove waste from machining operations Machine efficiency is increased and operator safety is improved since chip conveyors work with little operator attention and without interrupting production time LNS conveyors are available for many types of machine tools or other applications They can be arranged to deliver wet or dry waste to containers or to conveyor or chute type disposal systems LNS also offers tramp oil removal systems which are over 99 effective to increase coolant and tool life In addition centralized 3 D disc conveyors are available for further reduction in indirect labor which add greatly to your plant efficiency and profitability For further information contact Inside Sales Department LNS TURBO 203 Turbo Drive Kings Mountains NC 28086 This Service Manual is intended to assist with the normal maintenance that will assure long service life of your LNS Chip Conveyor It is in two parts a Service Instruction Section followed by a Parts Section which includes drawings and parts lists for the basic elements of the conveyors R OMARCH 2004 LNS u uu uuu aa PUBLICATION NO 864510 0007 REV 01 Page 1 TURBO MICROSC
7. for the drive chain bearing discharge cover and incline cover if necessary DRIVE CHAIN COVER DISCHARGE COVER FRAME SUPPORT DICHARGE BEARING COVER 3 Remove the master link from the roller drive chain which runs between the motor sprocket and the drive shaft sprocket and remove the chain 4 Loosen the lock nuts on the belt tension adjusting screws located just behind each of the pillow block bearings on the drive shaft and back off the adjusting screws until they are flush with the face of the adjusting bracket 5 Loosen the two bolts holding each pillow block bearing PILLOW BLOCK BEARING MOUNTING BOLTS BELT TENSION ADJUSTING SCREWS OMARCH 2004 LNSu uu u xa ku nan ke nek een x nan uuu au aus PUBLICATION NO 864510 0007 REV 01 Page I4 TURBO MICROSCRAPER 500 CONVEYOR PARTS AND SERVICE MANUAL 6 Slide the drive shaft toward the tail of the conveyor as far as the adjusting slots for the pillow block bearings will allow This will provide maximum slack in the belt Locate the connecting links which are located on the belt on short length conveyors there are two locations on longer conveyors four If possible run the belt so that the connecting links are at the discharge end for ease of removal Remove the connecting links on either side of the belt and feed a few feet out of the top flight to prepare for belt removal NOTE the removal of the belt is made in the opposite direction of normal belt tra
8. the belt so that the brushes item 1 shown below and mounting hardware items 2 3 4 amp 5 as shown below are accessible 2 Remove the mounting hardware and discard the old brush Mount the new replacement brush per the diagram below NOTE Never reuse the Nylock Hex Nuts Item 4 as shown below after they have been tighten and loosened one time Once these nuts are loosened the nylon insert is no longer effective The nuts must always be replaced once they are loosened Failure to replace these nuts can result in the brushes coming loose and or falling off This can lead to a conveyor jam damage to the conveyor belt damage to the filtration boxes and or loss of effectiveness of the conveyor 4 Once the brushes are mounted follow the procedure for Adjustment of Brushes in this manual ALWAYS DISCONNECT POWER TO CONVEYOR BEFORE ATTEMPTING ANY MAINTENANCE PROCEDURES FAILURE TO DO SO MAY CAUSE SERIOUS PERSONAL INJURY OMARCFH 2004 LNS iu s l canne ac oco omen asa Tac PUBLICATION NO 864510 0007 REV 01 Page 13 TURBO MICROSCRAPER 500 amp CONVEYOR PARTS AND SERVICE MANUAL MICROSCRAPER 5008 BELT REMOVAL AND INSTALLATION INSTRUCTIONS 1 Disconnect power to the conveyor before performing any work on the belt This should only be done by a licensed and qualified electrician who is properly trained in all applicable local state and national safety codes 2 Remove the cover
9. their bearing supports Each set of pulleys and sprockets should be carefully aligned to prevent excessive wear and noise Drive chains and belts should be properly tensioned Check speed reducer to see that oil is at proper level If there is a shipping plug in gearbox vent remove it LEVELING Level should be placed across tail section and on bottom cover at discharge perpendicular to travel of the belt Adjust conveyor support leg if so equipped or shim as necessary to level ELECTRICAL CONTROLS If conveyor is supplied with electrical controls check voltage of system supplied to be sure it matches with that to be used Read the Electrical Controls section in this manual for more details before installing the conveyor A qualified electrician in accordance with local codes must connect electrical equipment to power source f conveyor power source is basic machine refer to basic machine manufacturers wiring diagram DO NOT DRILL HOLES IN CONVEYOR FRAME TO MOUNT POWER BOXES OR ACCESSORIES WITHOUT FIRST CONSULTING LNS BELT ROTATION Always check for proper belt rotation upon start up of the conveyor prior to putting it into operation If the belt is running in the wrong direction it will not carry chips out of the conveyor This condition can result in failure and or damage to the conveyor NOTE ARROWS BELOW INDICATE THE CORRECT BELT DIRECTION OF TRAVEL X X d re M
10. 64510 0007 REV 01 Page 2 TURBO MICROSCRAPER 500 CONVEYOR PARTS AND SERVICE MANUAL INSTRUCTIONS FOR ORDERING PARTS Furnish the following information on your order Furnish exact shipping instructions e Model and serial no of machine e Complete shipping address e Catalog number and name of part e Mode of delivery e Quantity wanted e Parcel post truck line etc e Purchase order number e Bill to address How to find the model and serial number of your machine The machine model number and serial number is stamped on the machine nameplate located on the motor cover LINS Turbo Inc 203 Turbo Drive Kings Mountain INC 28086 MODELS 05 SERIAL 0 1 ISO 9001 Certified Company Phone 704 739 7111 Fax 704 739 6039 www LNSAmerica com DIRECT YOUR ORDER TO LNS Turbo 203 Turbo Drive Kings Mountains NC 28086 U S A Telephone 704 739 7111 Fax 704 739 6039 WARRANTY Seller warrants that within 12 months from original shipment or 18 months from installation which ever comes first if its products are operated by the original specified user Seller will repair or replace at its option free of charge except freight FOB shipping point any parts it finds nonconforming on these conditions a onrequest user promptly allows seller to inspect and user returns all requested parts to seller s plant and b user has operated and maintained products in accordance with sellers maintenance and operational li
11. NVEYOR PARTS AND SERVICE MANUAL MOTOR AND DRIVE SHAFT amp SPROCKET ALIGNMENT Proper alignment of sprockets and shafts are essential for smooth operation of conveyors and long lasting service of the conveyor chain and the drive chain To ensure correct alignment follow these steps 1 Level the motor and drive shaft using a level SHAFT an SPROCKET LEVEL 8 CORREC LEVEL 2 Align the motor and drive shaft for parallelism using a straight edge or a scale The sprocket should be parallel to the shaft within 1 mm P SITAE nmm anu D INCORREL EDGE OE ETE E lt lt 3 Align the motor sprocket with the clutch or drive sprocket axially on the shafts using a straight bar straightedge or stretched wire as illustrated below Centering accuracy should be within 2 mm Hm dH XX r OMARCH 2004 ENS ines PUBLICATION NO 864510 0007 REV 01 Page 8 TURBO MICROSCRAPER 500 CONVEYOR PARTS AND SERVICE MANUAL TROUBLE SHOOTING The following chart will show some probl
12. RAPER 500 CONVEYOR PARTS AND SERVICE MANUAL NOTICE ALL INFORMATION CONTAINED IN THIS MANUAL IS INTENDED TO BE CORRECT HOWEVER INFORMATION AND DATA IN THIS MANUAL ARE SUBJECT TO CHANGE WITHOUT NOTICE LNS MAKES NO WARRANTY OF ANY KIND WITH REGARD TO THIS INFORMATION OR DATA FURTHER LNS IS NOT RESPONSIBLE FOR ANY OMISSIONS OR ERRORS OR CONSEQUENTIAL DAMAGE CAUSED BY THE USER OF THE PRODUCT LNS RESERVES THE RIGHT TO MAKE MANUFACTURING CHANGES WHICH MAY NOT BE INCLUDED IN THIS MANUAL LNS supplies data necessary for the proper instruction test operation and maintenance of this product LNS retains all proprietary rights in and to the information so disclosed and such shall not be reproduced copied or used in whole or in part for purposes other than those for which it is furnished CONTENTS PAGE Lim e ue Guss Pec uu Merlo Sua S 1 PART ORDERING AND WARRANTY 2 START UP INSTRUCTIONS 3 4 PERIODIGANSPEG TION kel deda Ix puya d Es 5 7 TROUBLE SHOOTING ack rac rA 8 REPAIR AND PARTS REPLACEMENT 9 16 MICROSCRAPER 50006 SERVICE PARTS 17 20 ELECTRICAL INFORMATION 21 22 Hm dH XX r OMARCH 2004 ENS ines PUBLICATION NO 8
13. ST LOCKING OUT ALL ELECTRICAL CONTROLS PERSONNEL SHOULD BE TRAINED IN OSHA COMPLIANT LOCK OUT TAG OUT AND ELECTRICAL SAFETY PROCEDURES MAKE CERTAIN THAT THE POWER SUPPLY IS DISCONNECTED BEFORE ATTEMPTING TO SERVICE OR REMOVE ANY COMPONENTS AT NO TIMES SHOULD CIRCUIT CONTINUITY BE CHECKED BY SHORTING TERMINALS WITH A SCREWDRIVER OR OTHER METAL DEVICE NEVER SHOULD ADJUSTMENTS MAINTENANCE OR CLEANING BE PREFORMED WITHOUT FOLLOWING PROPER SAFETY PROCEDURES IN ACCORDANCE WITH LOCAL STATE AND NATIONAL SAFETY CODES Before making any electrical connections be certain the voltage for which the conveyor drive and control are wired is the same as incoming voltage being delivered by the electric power supply Failure to do so may result in injury or damage to the equipment It may be necessary in the case of 220 440V 3 phase for example to change the motor wiring from one voltage to another Normally a wiring diagram is located inside the motor terminal box which indicates proper wiring for the incoming voltage supplied Some machines are equipped with internal electrical controls and a multi pin type accessory plug for connecting the chip conveyor LNS Conveyors can be ordered with a mating plug so that connecting the conveyor is as simple as plugging it in The best and most common source of power for the chip conveyor is the machine electrical cabinet It is the customer s responsibilities at the time of order to determine what if any e
14. downtime to clean out the conveyor SETTING THE SHOCK RELAY INCORRECTLY CAN CAUSE DAMAGE TO THE CONVEYOR WHICH WILL NOT BE COVERED UNDER WARRANTY INSTRUCTIONS FOR SETTING SHOCK RELAY oet start time to 2 seconds oet current at maximum Set shock time to minimum Start conveyor push test Conveyor should stop Push Rest Restart conveyor turn load current down slowly until the conveyor stops Adjust the load current up slightly Adjust start time down slightly Start the conveyor If the shock relay trips adjust the start time back up a BE AV G m r O MARGH 2004 LENS xu uyu uuu ua u sas PUBLICATION NO 864510 0007 REV 01
15. drive sprockets excessively Replace worn or broken parts loose or broken drive chain f Motor drive chain is either broken or Repair chain or properly tension chain per chain tension is too loose instructions in this manual a Belt tension is either too tight or too Properly tension belt per instructions in this manual loose a Belt tension is either too tight or too Properly tension belt per instructions in this manual loose b Improper alignment of drive sprockets Properly align sprockets per instructions in this or tail sprocket manual c Conveyor is not level or square Properly level conveyor per instructions in this manual a Conveyor is not level or square Properly level conveyor per instructions in this manual b Belt tension is either too tight or too Properly tension belt per instructions in this manual loose OMARCH 2004 LNS yu u rer etes kwa eoa d corani eene ee eee ecce PUBLICATION NO 864510 0007 REV 01 Page 9 TURBO MICROSCRAPER 500 CONVEYOR PARTS AND SERVICE MANUAL MICROSCRAPER 5006 FILTER BOX REPAIR amp PART REPLACEMENT TROUBLESHOOTING THE SCRAPER CONVEYOR A 1 If overflowing occurs or if large chips appear in the clean side of the coolant tank Under either condition the most probable cause is a plugging of the filter box weldment This can be determined by observing the difference in fluid level within the conveyor while the conveyor is in operation and the machine runnin
16. e any tools shop rags or towels you may have used while completing inspection and maintenance Any foreign article s left inside the conveyor frame can cause an immediate lock up at re start This may lead to failure of the belt components filter boxes and or gear drive CONVEYOR BELT TENSIONING Correct conveyor belt tension is essential to ensure proper operation and extended life of conveyor components The belt has been properly tensioned during factory assembly As normal wear occurs the belt may become slack and need adjustment The following factors may be used to determine if the belt needs adjustment e Belt 15 Too Loose Belt Slack at exit point of the drive sprocket before re entry into frame See fig 1 e Belt ls Too Tight Belt has intermittent jerks and a popping sound while conveyor is in operation e Uneven Tension side to side 1 Belt tends to track to one side OMARCFH 2004 LNS iu s l canne ac oco omen asa Tac PUBLICATION NO 864510 0007 REV 01 Page 6 TURBO MICROSCRAPER 500 CONVEYOR PARTS AND SERVICE MANUAL INCORRECT CORRECT FIG 1 When checking the belt tension using a pair of vise grip pliers clamp on one of the formed cleats on the belt Using the vise grips rock the belt back and forth to feel the slack and drag on the belt There should not be more than enough slack to allow rocking the drive shaft through 15 degrees of rotation without moving the belt On a ne
17. ems their probable causes and possible solutions PROBLEM 1 Fines build up on filter screens 2 Low coolant flow or over flow of load section baffles 3 Deteriorating fines removal efficiency 4 Belt is not moving 5 Belt is pulsating or surging 6 Excessive wear of belt components 7 Excessive wear of the conveyor frame POSSIBLE CAUSE POSSIBLE SOLUTION a Brushes are not contacting filtration box Readjust brush es to proper height to contact Screens filtration box screens or replace brush es if worn out b Deformed screen on the filtration box Replace filtration box assembly a Plugged filter box assembly Clean the filtration box after removal See the section titled Removing Filter Box a Damaged or worn filtration box Replace the filtration box See the section titled assembly Removing Filter Box b Improper seal of filtration box Remove and replace gasket a Overload relay in drivemotor control Reset overload relay circuit has tripped out b Overload relay is undersized for the amp draw of the motor See amp draw chart in electrical section of this manual for conveyor motor amp draw Replace overload relay with correct size for the conveyor drive motor c Conveyor belt is broken Repair damaged section or replace belt d Sheared shaft key at drive motor Replace failed parts AFTER determining cause of sprocket failure e Worn out
18. g and generating chips Approximately once every minute the coolant level should drop noticeably in the conveyor This is as a result of a brush wiping across the surface of the filtration box Should the brush no longer be effective at wiping the surface it indicates that the brushes may need adjustment or replacement One entire revolution of the belt should be observed The easiest way of doing this is to stop the conveyor mark one cleat and watch a full rotation of the belt If there is a noticeable difference between the levels that the coolant drops approximately every minute it probably indicates that only a few brushes need adjustment or replacement If the coolant level appears to be at a very high level in the conveyor and there is little noticeable drop in the level of coolant in the conveyor then it would indicate that all brushes need replacement THE FILTRATION BOX ON MOST OF THESE CONVEYORS RUNS BELOW FLUID LEVEL DO NOT INSERT YOUR HANDS BELOW FLUID LEVEL ON THESE CONVEYORS MOVING PARTS ARE PRESENT AND SERIOUS INJURY COULD RESULT FILTRATION BOX ASSEMBLY REPLACEMENT AND REMOVAL ASSEMBLY REMOVING THE FILTRATION BOX 1 To determine whether or not the filtration box surface is clogged the filtering box Item 3 as shown below will have to be removed from the conveyor On some machines this may be accessible without removing the conveyor from the coolant tank of the machine On other machines it may be necessary to re
19. lectrical components are present and or order the appropriate conveyor control Even if the machine has no plug or other provision for connecting a chip conveyor the conveyor should be ordered from LNS with both halves of a quick disconnect style plug One half will come pre wired to the conveyor control cable The other half of the plug will be wired to the machine electrical cabinet where it will be connected to the power supply The chip conveyor can then be quickly unplugged for cleaning or service without having to disconnect hard wired connections Before starting the chip conveyor check to be sure no tools packing or other material have been left on the belt or in the discharge opening Start the conveyor and verify proper direction of belt travel Reverse polarity if the belt is moving in the wrong direction OMAR GE 2004 LNS iu u i keka p cc Loo sua RIK Ram RES PUBLICATION NO 864510 0007 REV 01 Page 22 TURBO MICROSCRAPER 500 CONVEYOR PARTS AND SERVICE MANUAL TIME DELAY DEVICES The use of a time delay device is prohibited on a Microscraper 500 Conveyor If the conveyor is not running when the machine tool is cutting chips it may cause a large chip build up in the conveyor frame When the conveyor is finally turned on it may not be able to handle the chip load This condition may cause belt frame and or filter damage to the Microscraper 5008 Conveyor t is imperative that the Mic
20. move the entire conveyor to gain access to the box OMAR GE 2004 LNS iu u coo sua asa Tac PUBLICATION NO 864510 0007 REV 01 Page 10 TURBO MICROSCRAPER 500 CONVEYOR PARTS AND SERVICE MANUAL 2 There is always one and there may be more than one filtration boxes Each box should be examined for plugging of the screen material that acts as a filter TAKE CARE IN HANDLING THE FILTRATION BOX SO THAT THE SURFACE IS NOT PUNCTURED NOR THE BOX DROPPED THIS IS A PRECISION FABRICATED WELDMENT AND FOR PROPER FUNCTIONING THE BOX MUST BE HANDLED CAREFULLY ANY HOLES IN THE FILTERING MATERIAL WILL RESULT IN THE LOSS OF FILTRATION AND EFFECTIVENESS OF THE CONVEYOR 4 To remove the filter box remove the six nuts washers and lock washers Items 4 5 and 6 shown above olide the filter box out from the flanged side Inspect the flange gasket Item 2 shown above to insure it is not damaged If so replace the gasket before reassembly Failure to do so can result in poor filtration efficiency of the conveyor 9 After removal of the box if fine material is on the bottom surface of the box the filtering surface it would indicate that the material is not being removed via the self cleaning brushes 6 After removal of all loose material on the surface inspect the box to determine if any fine elements have wedged themselves in the holes in the filtering element Remove these
21. n the belt so that the brush is almost against the edge of the filtration box 2 he entire bottom portion of the brush should be making contact with the filtration surface of the filtration box However the leading edge of the brush should be making only light contact with the filtration box surface See the diagram below for proper setting If it is not the brush should be adjusted closer to the box until the entire bottom surface of the brush is making contact with the filtration box surface adjust the brush loosen the brush mounting bolts and slide the brush to the proper position as shown on the diagram below Retighten the bolts when properly positioned In case the adjustable slots in the brush are bottomed out against the mounting bolts before it is properly positioned it is time to replace the brush THIS POINT ON THE BRUSH SHOULD BE LEVEL WITH THIS POINT OF THE FITRATION BOX FILTER BOX BELT DIRECTION CONVEYOR BOTTOM COVER ALWAYS DISCONNECT POWER TO CONVEYOR BEFORE ATTEMPTING ANY MAINTENANCE PROCEDURES FAILURE TO DO SO MAY CAUSE SERIOUS PERSONAL INJURY OMARCFH 2004 LNS iu s l canne ac oco omen asa Tac PUBLICATION NO 864510 0007 REV 01 Page 12 TURBO MICROSCRAPER 500 CONVEYOR PARTS AND SERVICE MANUAL REPLACEMENT OF BRUSHES In case the brushes are worn excessively or damaged the following procedure should be following when replacing them 1 Position
22. parate the old belt New cotter pins should be used for reliability 10 With a person standing on either side of the belt lift up the lead end and start it in the upper track from which the old belt was pulled out Be sure and wear gloves to prevent injury and be sure to maintain a secure hold on the belt until at least five feet has been fed into the conveyor frame At this point the weight of the belt inside the frame should be enough to prevent it running back out on it s own INSTALL BELT N THS DIRECTION 9 2n o NOTE CLEAT AND BRUSH DIRECTION 11 Continue feeding the belt into the conveyor frame It will be necessary for one person to guide the leading end of the belt through the proper track sections in the load and incline portions of the conveyor In both of these sections the track for the upper flight of the belt is not solid and the proper installation has the belt against the upper most track in the upper flight and the lower most track on the bottom flight 12 When the lead end of the belt reaches the drive shaft carefully feed it up over the drive sprockets 13 With the ends of the belt engaged in the teeth around the top and bottom of the drive sprockets the two ends must be joined At this point it may be necessary to remove one or more links from the new belt Most new belts are supplied longer than necessary E OMARCEH2004 LNS Qu uyu yutu PUBLICATION NO 864510 0007 REV 01 14 15 16
23. prior to reinstalling the box PROCEDURE FOR REINSTALLATION OF THE FILTRATION BOX 1 After cleaning the box in the manner described above make sure that the area in which the box is mounted inside the conveyor is free of any debris and chips because the box has to seat inside the conveyor frame and must be a water tight joint Epoxy or gasket cement should be used with the gasket and the box tightened down in a three step process so as not to distort the frame Take care not to overtighten bolts Compression of the gasket is all that is required NOTE If only one side of the box has a screened filtering element be certain that the box is installed with the screened element DOWN REPLACEMENT OF FILTRATION BOX GASKET See Filtration Box Assembly Replacement and Removal Assembly Filter Box section above for procedures to replace filtration box gasket ADJUSTMENT OF BRUSHES If the filtration box es are getting clogged and coolant is overflowing the conveyor baffles the brushes should be inspected to insure that they are making proper contact and cleaning the filtration surface of the filtration box The proper heights of the brushes are shown in the diagram below To adjust the brush heights follow this procedure OMAR GE 2004 LNS iu u e anao cc Loo sua RIK Ram RN PUBLICATION NO 864510 0007 REV 01 Page 11 TURBO MICROSCRAPER 500 CONVEYOR PARTS AND SERVICE MANUAL 1 Positio
24. roscraper 5008 Conveyor is operating continuously whenever the machine tool is cutting chips LNS will not be responsible for damage caused to the conveyor when a time delay device is being used AC CURRENT REQUIREMENTS All Microscraper 500 Conveyors Voltage Belt Drive Type Belt Drive Current per phase Recommended Overload 3PH Line Line Horsepower at Rated Load Relay Setting 208VAC Fixed Speed BEEN 0 84A 0 90A 230VAC Fixed Speed o 0 84A 0 90A 1 4 1 4 SHOCK RELAY The conveyor is protected by a shock relay which is located inside of the conveyor control box The shock relay is preset at the factory If the shock relay trips out do not change the amperage setting or the response time of the shock relay without consulting with LNS Service Department Please check the instructions below for setting the shock relay to insure it is set correctly If so the conveyor drive motor amperage has exceeded the normal overload amperage setting in the shock relay Normally if the conveyor trips the shock relay after a successful run period there is some type of conveyor jam which must be cleared before continuous conveyor operation can be resumed Refer to the trouble shooting guide in this manual to assist with determining the possible cause of the problem Failure to correct this problem and continue conveyor operations will result in the conveyor filling up with chips This may cause damage to the conveyor and will definitely add increased
25. terature and good business practice and C products have not been misused abused damaged by accident or altered without seller s written consent and d user employs trained maintenance and operating personnel and e buyer meets all payment obligations oeller warrants products manufactured by others to the extent warranted by their original manufacturers on these conditions Parts which have expected life shorter than one year under normal usage are excluded USED PRODUCTS ARE SOLD AS IS SELLER MAKES NO WARRANTY FOR USED PRODUCTS EXCEPT AS TO TITLE BUYER MAY INSPECT AND TEST BEFORE SHIPMENT AND ACCEPTS USED PRODUCTS ON THESE TERMS THIS WARRANTY IS EXCLUSIVE AND IN LIEU OF ALL OTHER WARRANTIES WHETHER WRITTEN ORAL OR IMPLIED INCLUDING ANY WARRANTY OF MERCHANTABILITY OR FITNESS FOR PARTICULAR PURPOSE HEN OMAR GE 2004 LNS uu u e sac conos xa kake ewna l keka p cc Loo sua RIK EEE PUBLICATION NO 864510 0007 REV 01 Page 3 TURBO MICROSCRAPER 500 CONVEYOR PARTS AND SERVICE MANUAL MICROSCRAPER 5006 START UP amp SERVICE INSTRUCTIONS INSTALLATION AND STARTUP Your LNS Conveyor has been run prior to shipment to insure proper operation However it is recommended that the following checks be made before startup CONVEYOR DRIVE Check frame and belt for damage during shipment or storage Locate the conveyor in operating position All drive elements pulleys and sprockets should be located close to
26. vel At this point you should also note the direction of the cleats and brushes so you have the belt marked for proper orientation when reinstalling it or a replacement This step is CRITICAL for proper re installation later NOTE TEMPORARY RESTRAINT OF THE CLEAT SCRAPPER THIS LOCATION MAY MAKE IT EASIER FOR INSTALLATION AND REMOVAL OF THE BELT WITH THE COVERS REMOVED REMOVE THE CONNECTING LINKS ON EACH SIDE IF THE BELT IF POSSABLE RUN THE BELT SO CONNECTING LINK IS IN THIS AREA 7 Grasp the end of the belt below the drive shaft and pull the belt out of the conveyor Be sure to wear gloves to avoid being cut by sharp edges on the belt When only a few feet of belt remain in the conveyor the belt on the floor will have enough weight to begin pulling the remainder out on it s own As the last of the belt begins to run out faster do not attempt to stop it Just stand clear and let it run out onto the floor an kod N ene BELT IN THIS DIRECTION OMARCGFH 2004 LNS uuu iu s keka p cc coo sua RI Tac RAA PUBLICATION NO 864510 0007 REV 01 Page I5 TURBO MICROSCRAPER 500 CONVEYOR PARTS AND SERVICE MANUAL 8 Place the new belt on the floor beneath the conveyor discharge being carefully to orient it in the same direction as the old belt that was removed 9 If there are not already connecting links at the end of the belt use the connecting links that were removed to se
27. w belt zero slack is acceptable but if the belt is difficult to move with the vise grips it is too tight Correctly adjusted it should be possible even if difficult to move the belt by hand when turning the driven sprocket Always wear gloves during this step DRIVE CHAIN TENSION Proper Tension for the drive chain is extremely important because 1 When the chain is too tight the additional load results in faster wear on the chain joints sprocket teeth and shaft bearings 2 When the chain is too slack vibration could cause excessive chain wear noise or shock loading For most horizontal and incline drives the chain should be installed with an amount of sag in the unloaded span amounting to about 2 percent of the sprocket center distance length Sag then becomes the measure of chain tension For example if the span length between the sprocket centerlines as shown below are 18 then the sag should be 3 8 if the belt is tensioned correctly To measure the actual amount of sag one side of the chain should be pulled up tight allowing all of the excess chain to accumulate in the opposite span A straight edge over the sprockets and a scale can be used to measure the sag The chain tension should be checked on a regular basis and adjustments made as necessary Span Length OMARCFH 2004 LNS iu s l canne ac oco omen asa Tac PUBLICATION NO 864510 0007 REV 01 Page 7 TURBO MICROSCRAPER 500 CO
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