Home

microfine® 2 conveyor parts and service manual

Contents

1. PUBLICATION NO 8645100008 29 30 31 32 33 34 Page 47 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL Place the Pump Bottom catalog number 65C 34 onto the bottom of the pump with the pipe threaded end facing the bottom of the pump Turn the Pump Bottom in a clockwise direction until it is tight Replace the pipe that was removed in step no 5 into the Pump Bottom Place the pump into the coolant tank in the same location and position in which it was removed Connect all plumbing removed from the pump in step no 3 Connect the electrical wires to the pump Turn the power on and test the pump OPTIONAL AIR HEADER INSTALLATION AND OPERATION The upper conveyor on your Microfine 2 conveyor may be equipped with an air header assembly An air header is an attachment mounted under the belt near the discharge end that directs multiple streams of compressed air onto the belt to dislodge small chips that might otherwise be carried back down into the conveyor frame Cutting applications for aluminum brass and other non ferrous materials are good candidates for the use of an air header since these types of chips tend to cling to the belt and do not fall off of the conveyor belt easily at the discharge This assembly ships loose with the conveyor To assemble this unit follow the procedure below 1 Mount the regulator bracket to the conveyor side frame using the two hex head cap screws lock washers and flat
2. ABYSEM 490 q 00 2 X 1 00 25 deo yeys VL GLE X 81 815 05195 exXooudg ol L X 3JINVN 08 992 09 82 9 4 GO VGZ VE VGZ 66 82 c VS84 L V94 08 VSZ 6c VS4 05 991 19 961 09 992 99 992 99 992 992 892 57892 992 0 992 22 991 ON SO VIVO 19420145 1010 GLE X 9L G4 M9J9S oS 5 pnis 5 GC L X 91L 84 5 deo peau x H 8 6 20 91 96 x H 8 6 1214 91 96 inu x H 0S X 0Z 0SZ 25 deo pe u 1 ddn do L do L r 1 006 25 21 009 nu x H o b 1001 G L 19A02 3INVN 65 291 85 292 92 992 92 992 7 2 892 25 892 96 84 95 991 5 92 51 9912 55 9914 99 2 05 892 2 892 05 2942 66 991 19 961 09 992 92 992 ON NOVEMBER 2001 LNS J PUBLICATION NO 8645100008 Page 3 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL TOP MOUN
3. Separate the upper conveyor from the lower conveyor and sit the upper conveyor aside Loosen the bearing bolts and adjusting nuts on both sides of the lower conveyor Loosen the tension on the belt Remove the bolts out of the tail shaft Push the tail shaft toward the conveyor discharge Remove the chain off of the sprockets and move the sprockets inward Lift the shaft and the sprocket out of the conveyor Check the tail shaft and the tail sprockets for wear If they are worn replace them Place the sprockets on the shaft with the hubs turned outward NOVEMBEH 2001 ENS uuu uu itane Chaos PUBLICATION NO 8645100008 25 26 27 28 29 30 31 32 Puta small bead of silicone on the horizontal load section of the lower conveyor 34 35 Page 19 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL Place the shaft in the conveyor and pull it toward the tail Place the chain on the tail sprockets making sure that they are in the same teeth position in order to be timed Before replacing the bolts add silicone to them Install the left hand plate and start all of the mounting screws Install the right hand plate and start all of the mounting screws Install the back wash plumbing Tension the conveyor belt to 20 inch pounds on each side by tightening the conveyor drive adjusting screws Check the belt deflection to insure that is the
4. MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL 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 the conveyor 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 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 NOVEMBER 2001 LNS PUBLICATION NO 8645100008 T Page 1 MICROFINE 2 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 CONVEYOR MAKES NO WARRANTY OF ANY KIND WITH REGARD TO THIS INFORMATION OR DATA FURTHER LNS CONVEYOR IS NOT RESPONSIBLE FOR ANY OMISSIONS OR ERRORS OR CONSEQUENTIAL DAMAGE CAUSED BY THE USER O
5. b Clogged back wash in line strainer Clean the back wash in line strainer c d Remove back wash spray nozzles and clean or replace d Failed pump motor or pump impeller Replace pump or damaged pump part s e The ball valve which regulates the coolant flow to the back wash manifold is closed off too much Open the ball valve to allow more coolant flow and pressure to clean the drum filter screen 6 Noisy drum a Excessively worn drum bearings Replace drum bearings rotation squeak or metallic grating sound Belt is not a Overload relay in drive motor control Reset overload relay moving circuit has tripped out b Overload relay is undersized for the Replace the overload relay with the correct size for amp draw of the motor See electrical the conveyor drive motor schematic or read the full amp draw ratings on the motor to determine the correct overload relay or fuse setting for the conveyor Note overload setting must never exceed 150 of the rated full amp load of the motor s Recommended 110 12096 c Conveyor belt is broken Repair the damaged section or replace the belt d Sheared shaft key at drive motor Replace failed parts AFTER determining cause of sprocket failure e Worn out 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 chain t
6. 32 33 Lower Conveyor Filter Drum amp Back wash Parts 34 35 Lower Conveyor Filter Drum Assembly 36 Lower Conveyor Tail amp Idler Shafts Sprockets 37 Lower Conveyor Discharge amp Drive 38 Lower Conveyor Scraper Belt Parts 39 Microfine 2 Back Wash Pump Parts List 40 42 Microfine 2 Back Wash Pump Installation Maintenance 43 47 Air Header Installation Operation 47 49 Chip Stripper Bar Installation amp Operation 50 51 Microfine 2 Electrical Information 52 58 2 Instructions for Ordering Parts INSTRUCTIONS FOR ORDERING PARTS Furnish the following information on your order Furnish exact shipping instructions 1 Model and serial no of machine 1 Complete shipping address Catalog number and name of part 1 Mode of delivery Quantity wanted 1 Parcel post truck line etc 1 Purchase order number 1 Bill to address NOVEMBEH 2001 ENS uuu uu itane Chaos PUBLICATION NO 8645100008 Page 2 MICROFINEO 2 CONVEYOR PARTS AND SERVICE MANUAL 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 LNS Turbo Inc 203 Turbo Drive Kings Mountain NC 28086 MODELS SERIAL ____________ An ISO
7. 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 BELT TENSION ADJUSTING SCREWS PILLOW BLOCK BEARING MOUNTING BOLTS LOCK NUTS SLIDE DRIVE SHAFT AND ARINGS IN THIS DIRECTION TO LOOSEN LOOSEN DRIVE SHAFT BELTREP2 7 Working through the drive shaft adjustment slot remove the cotter pin from one of the belt hinge pins on the end of the pin nearest the clutch NOTE Some conveyor belt designs have headed link pins If the head of the link pin is on the clutch side of the conveyor the clutch must be removed before the headed pin can be removed through the drive shaft adjustment slot The clutch assembly can be removed by loosening two set screws that secure it to the drive shaft When reinstalling the clutch make sure to apply suitable Locktite product which is normally used for fasteners on the set screws before re assembly Follow the manufacturers instructions for applying Locktite NOVEMBER 2001 ua as ahua PUBLICATION NO 8645100008 Page 10 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL 8 Being careful to catch the flat washer and roller pull the hinge pin out through the adjustment slot on the side opposite the clutch The hinge pin cannot be removed from the clutch side because it won t clear the clutch sprocket ROLLER COTTER PIN FLAT WASHER HINGE PIN
8. COTTER PIN ASSEMBLY 1 BIB PZN n gt DRIVE SHAFT ADJUSTMENT SLOT COTTER PIN THE OPPOSITE SIDE HINGE PIN REMOVAL BELTREP3 9 Grasp the end of 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 don t attempt to stop it just stand clear and let it run out onto the floor Note that the belt was moved in the direction opposite normal belt travel HINGE BELT REMOVAL remove IN THIS DIRECTION BELTREP4 10 Before moving the old belt out of the way pay particular attention to the way the side wings overlap When the belt is running in the normal direction of travel the leading ends of the side wings are outboard and the trailing ends are inboard NOVEMBEH 2001 ENS uuu uu itane Chaos PUBLICATION NO 8645100008 Page 11 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL 11 Place the new belt on the floor beneath the conveyor discharge being careful to orient it in the same direction as the old one that was removed 12 If there is not already a hinge pin in the end of the belt use the pin and rollers that were removed to separate the old belt There must be a
9. LOWER CONVEYOR COOLANT TANK NOVEMBEH 2001 ENS uuu uu itane Chaos PUBLICATION NO 8645100008 Page 24 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL CONVEYOR TERMINOLOGY NOVEMBER 2001 ENS u III uuu PUBLICATION NO 8645100008 NOVEMBER 2001 LNS Page 25 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL CONVEYOR TERMINOLOGY CONTINUED GEAR MOTOR DRIVE CHAIN HINGED DISCHARGE FILLER DISCHARGE PLATE DISCHARGE PLATE BEARING 2 DRIVE SPROCKET 2 DRIVE SHAFT BEARING MOUNT 2 10 LEG BRACE LH 11 SIDE PLATE INCLINE LH 12 LEG 13 LEG EXTENSION 14 FOOT PLATE OR CASTER PLATE OPTIONAL 15 CASTER 2 16 TOP COVER SUPPORT LOWER CURVE 2 17 BOTTOM COVER INCLINE 18 SIDE PLATE LOAD LH 19 BOTTOM COVER LOAD 20 TAIL DISC 2 21 HUB SPROCKET 22 MOTOR ADAPTER PLATE 23 MOTOR MOUNTING PLATE 24 TOP COVER UPPER CURVE 25 DRIVE COVER 26 DRIVE COVER 27 CLUTCH ASSEMBLY 28 FLANGE 2 29 COVER SUPPORT UPPER CURVE 2 30 FRAME SUPPORT DISCHARGE 31 TOP COVER INCLINE 32 SIDE PLATE INCLINE RH 33 CHIP SUPPRESSOR 34 GUSSET CHIP SUPPRESSOR 2 35 LOWER CURVE 2 36 LOAD BAFFLE RH 37 TAIL BAFFLE 38 CROSS TIE BAR 39 SIDE PLATE LOAD RH 40 SIDE PLATE TAIL 2 41 TAIL END COVER c O1 PUBLICATION NO 8645100008 Page 26 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL MICROFINE 2 TROUBLE SHOOTING GU
10. INSTALLATION ALIGNMENT 1 15 16 Disconnect Electrical Power to the conveyor See electrical safety warnings in the Electrical Section of this manual before performing this step Remove the coolant tank covers that surround the conveyor Remove the mounting bolts that attach the conveyor leg and the tail anchor brackets to the coolant tank Connect a chain or strap which is properly rated for the lifting weight of the conveyor to the lifting hooks or eyes which are located at the discharge end and the horizontal load section of the conveyor Lift the conveyor out of the coolant tank and let the conveyor tilt forward and rest on the leg Loosen the bearing bolts torque nut and the torque bolt to lessen the tension Remove the side plate with the plumbing mounting bracket Remove the bolts out of the side ring then remove the ring on both sides Lift the drum teeth out of the chain tilt the drum upward then pull out of the other side Pull the belt over the drive sprockets and connect the master links on both sides with the clips Insure that the clips are seated properly Loosen the bolts of the idler shaft and remove Push the shaft up then turn and pull it out through the drum opening Check the shaft and idler sprockets for damage Place the idler sprockets on the shaft and replace them in the conveyor Make sure the sprockets are in time pull down and install the bolt with the brass hub facing toward
11. conveyor and a basic conveyor system control panel These control panels will vary depending upon machine tool conveyor interfaces and options required by the customer For example the customer or manufacture may chose to supply their own back wash pump However normally most MICROFINE 2 conveyors will have the basic functions covered in this section of the manual If the conveyor is controlled through the machine tool control make sure that the variable speed control is always turned to the forward position the filter start stop button is pulled out start position the conveyor start stop button is pulled out start position the back wash start stop button is pulled out start position and the conveyor e stop button is pulled out on position Failure to do so will result in the conveyor system or portions of the system not operating The following section will cover the basic MICROFINE 2 conveyor control operation and functionality NOVEMBEH 2001 ENS uuu uu itane Chaos PUBLICATION NO 8645100008 Page 57 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL MICROFINE 2 ELECTRICAL CONTROL PANEL FILTER FILTER REVERSE PULL PUSH O CO CONVEYOR BACKWASH PULL PUSH PULL PUSH START STOP CONVEYOR E STOP FILTER START STOP BUTTON The FILTER START STOP button can be manually pulled out or pushed in to start and stops the lower filter conveyor This button must be pulle
12. NOVEMBER 2001 LNS J POSSIBLE SOLUTION Replace missing cotter pins and or rollers Replace the master link assembly Reattach or replace the scrapper bar s if it is damaged Note never reuse the nylock mounting nuts Once they are loosened they must be replaced to maintain their effectiveness Realign the scrapper bar s with the belt Note never reuse the nylock mounting nuts Once they are loosened they must be replaced to maintain their effectiveness Remove the foreign object from the conveyor PUBLICATION NO 8645100008 Page 29 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL MICROFINE 2 MAINTENANCE SCHEDULE The following chart shows a suggested maintenance schedule for the conveyor to insure proper operation and longevity Daily Check coolant level at Too low Fill until level reaches full tank sight gauge mark on coolant tank sight gauge Check back wash strainer Gauges show a pressure Remove strainer and clean gauges located on the differential greater than 5 out basket Daily Check coolant for Coolant foaming foaming tank blinding back wash filter through viewing windows screen strainer psi Weekly Check back wash filter Screen is blinded by Screen chips or foaming Weekly Check lower conveyor Too many chips stuck to Brush off shelf with the chip shelf shelf conveyor turned off Every 3 m
13. applied by the average worker the measurement in step 4 should be approximately 1 16 inch 1 5mm greater than the measurement in step 3 L ue BELT TENSIONING PROCEDURE 1 Install belt as stated in Parts and Service Manual except do not install drive chain or tension belt Drive chain and preload exaggerates and or alters torque reading 2 Tighten pillow block bearing bolts then loosen five 5 1 4 turns This step ensures that bearing is parallel to bearing mount surface and that lockwasher is not adding additional torque to reading 3 Settorque wrench to 25 inch pounds Tighten each bearing adjusting bolt alternately until 25 inch pounds is obtained and torque wrench no longer turns adjusting bolt but clicks at rotation 4 Manually rotate belt back and forth This distributes tension evenly throughout belt 5 Hepeat steps 3 and 4 until belt rotation no longer results in decreased torque setting This step ensures that both sides of belt are tensioned equally Lock adjusting bolts 6 Run machine for 2 hour break in period 7 Remove drive chain Loosen adjusting bolt locknuts Loosen bearing bolts as noted in step 2 Repeat steps 3 4 and 5 The belt must be retorqued to obtain correct tension after break in period see guide below NOTE Belts with discharge heights in excess of 50 or load length in excess of 8 ft may require higher torque settings Contact LNS if assistance is needed TORQUE GUID
14. as possible and tighten the mounting bolts Tighten all of the set screws on the reducer Reconnect the electrical power to the lower conveyor and test run the conveyor See the Electrical Section of the manual for safety instructions and warnings If the conveyor belt makes a popping noise check the belt and sprocket alignment Insure that the scrapper bars are square with the belt and are tracking properly If not make the necessary adjustments to correct this problem After the lower conveyor has been test run for 30 minutes without any problems stop the conveyor and check the belt tension If necessary loosen the pillow block mounting bolts and re tension the belt to 20 inch pounds Inspect the seal that mounts between the upper and lower conveyors If damaged it must be replaced Lift the upper conveyor and properly locate it on top of the lower conveyor aligning the mounting bolt holes Once the last two bolt holes on the horizontal load section are properly aligned begin bolting the conveyor together on both sides BACK WASH FILTER REMOVAL CLEANING INSTALLATION p Cle n ct Locate the incline filter Turn the back wash coolant system off Remove the bolt that secures the canister to the housing Remove the mesh filter element Clean the filter screen and canister Inspect the seal for damage If damaged replace Assemble the filter Turn the back wash coolant system on check for leakage BACK WASH DRUM NOZZ
15. drum inspect the seals brass bearings and screens for damage Replace any damaged parts Insure that the clamps are rotating immediately Slide the drum in from the left side of the conveyor so that the drum sprocket teeth clear the belt While installing the drum tilt the drum so that the sprocket teeth clear the chain Once in place align the sprocket teeth to insure they are in time and properly aligned with the chain on both sides Clean and grease the right hand and left hand side plates with grease Install the left hand plate and start all of the mounting screws Install the right hand plate and start all of the mounting screws Install the back wash plumbing Tension the conveyor belt to 20 inch pounds on each side by tightening the conveyor drive adjusting screws Check the belt deflection to insure that is the same on both sides Once the belt is properly tensioned tighten the pillow block bearing mounting bolts while holding the nuts in place with a wrench Tighten all of the bolts on both the right hand and left hand side plates Install the key into the key way in the drive shaft and slide the drive motor back into position and start the two bolts into the bracket Push the motor as far forward as possible and tighten the mounting bolts Tighten all of the set screws on the reducer Reconnect the electrical power to the lower conveyor and test run the conveyor See the Electrical Section of the manual for safety instructi
16. same on both sides Once the belt is properly tensioned tighten the pillow block bearing mounting bolts while holding the nuts in place with a wrench Tighten all of the bolts on both the right hand and left hand side plates Install the key into the key way in the drive shaft and slide the drive motor back into position and start the two bolts into the bracket Push the motor as far forward as possible and tighten the mounting bolts Tighten all of the set screws on the reducer Reconnect the electrical power to the lower conveyor and test run the conveyor See the Electrical Section of the manual for safety instructions and warnings If the conveyor belt makes a popping noise check the belt and sprocket alignment Insure that the scrapper bars are square with the belt and are tracking properly If not make the necessary adjustments to correct this problem After the lower conveyor has been test run for 30 minutes without any problems stop the conveyor and check the belt tension If necessary loosen the pillow block mounting bolts and re tension the belt to 20 inch pounds Inspect the seal that mounts between the upper and lower conveyors If damaged it must be replaced Lift the upper conveyor and properly locate it on top of the lower conveyor aligning the mounting bolt holes Once the last two bolt holes on the horizontal load section are properly aligned begin bolting the conveyor together on both sides IDLER SPROCKET REMOVAL
17. the outside Pull the belt over the drive sprockets and connect the master links on both sides with the clips Insure that the clips are seated properly Before installing the drum inspect the seals brass bearings and screens for damage Replace any damaged parts Insure that the clamps are rotating immediately NOVEMBER 2001 ENS uuu PUBLICATION NO 8645100008 24 25 26 27 28 29 30 31 32 33 Page 20 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL Slide the drum in from the left side of the conveyor so that the drum sprocket teeth clear the belt While installing the drum tilt the drum so that the sprocket teeth clear the chain Once in place align the sprocket teeth to insure they are in time and properly aligned with the chain on both sides Clean and grease the right hand and left hand side plates with grease or an equivalent type Install the left hand plate and start all of the mounting screws Install the right hand plate and start all of the mounting screws Install the back wash plumbing Tension the conveyor belt to 20 inch pounds on each side by tightening the conveyor drive adjusting screws Check the belt deflection to insure that is the same on both sides Once the belt is properly tensioned tighten the pillow block bearing mounting bolts while holding the nuts in place with a wrench Tighten all of the bolt
18. upward and pulling it out of the side of the conveyor frame Before installing the drum inspect the seals brass bearings and screens for damage Replace any damaged parts Insure that the clamps are rotating immediately Slide the drum in from the left side of the conveyor so that the drum sprocket teeth clear the belt While installing the drum tilt the drum so that the sprocket teeth clear the chain Once in place align the sprocket teeth to insure they are in time and properly aligned with the chain on both sides Clean and grease the right hand and left hand side plates with grease Install the left hand plate and start all of the mounting screws Install the right hand plate and start all of the mounting screws Install the back wash plumbing Tension the conveyor belt to 20 inch pounds on each side by tightening the conveyor drive adjusting screws Check the belt deflection to insure that is the same on both sides Once the belt is properly tensioned tighten the pillow block bearing mounting bolts while holding the nuts in place with a wrench Tighten all of the bolts on both the right hand and left hand side plates Install the key into the keyway in the drive shaft and slide the drive motor back into position and start the two bolts into the bracket Push the motor as far forward as possible and tighten the mounting bolts Tighten all of the set screws on the reducer Reconnect the electrical p
19. 8 Page 56 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL EMERGENCY STOP BUTTON The emergency stop button is located on the conveyor control panel and is labeled CONVEYOR E STOP When this button is depressed it will shut down power to the conveyor system This button must be pulled out for the conveyor system to operate In some situations the CONVEYOR E STOP button may shut down the entire machine tool when depressed The manufacturer of the machine tool will determine the function of the CONVEYOR E STOP in relationship to the machine tool The function of the CONVEYOR E STOP button should always be tested upon installation to insure that the operation and function of this switch is working correctly RED ALARM LIGHT A red alarm light is located on top of the conveyor electrical control box If this alarm light is flashing it mean that the shock relay has been tripped for the lower conveyor and therefore the conveyor system has been shut down Please check the instructions below for setting the shock relay to insure it is set correctly If so the lower conveyor drive motor amperage has exceeded the normal overload amperage setting in the shock relay Refer to the trouble shooting guide in this manual to assist with determining the cause of the problem Failure to correct this problem and continue conveyor operations will result in the lower conveyor filling up with chips This may cause damage to the lower conveyor and will definitely add incre
20. 81 999 81 1999 b aux LC 90101VO Wall 3WVN LUVd 901O01VO Will 3SV1S JJYHL HSVM MOVE 218103 13 3WVN LNVd PUBLICATION NO 8645100008 NOVEMBEH 2001 ENS uuu uu itane Chaos Page 42 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL MICROFINE 2 BACK WASH PUMP ASSEMBLY pumps Only on two and three stag PUBLICATION NO 8645100008 NOVEMBER 2001 LNS Page 45 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL MICROFINEG 2 BACK WASH PUMP INSTALLATION amp MAINTENANCE Before installing the pump see if the pump shaft can be easily turned by hand Install the pump so that the highest level reached by the coolant when the pump is not in operation is at least 20 mm below the mounting flange of the pump The supply line to be connected should have the same diameter as the threaded connection of the pump so that the pipeline resistance is kept to a minimum at full discharge delivery The piping must be assembled in such a method that it is not subjected to stress In no case may the pump serve as the anchor point for the piping The fittings screwed into the discharge end of the pump should be provided with tapered threads The torque required to screw the fitting into the discharge port of the pump must not exceed 35 Nm as otherwise there is the danger it will rupture or break off When conn
21. 9001 Certified Company Phone 704 739 7111 Fax 04 39 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 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 on request 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 literature and good business practice and 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 Seller 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 IN
22. 998 49USeM Wld 02 26 1001 0588 24 X 02 7 M S 00 092 ON 9 LHVd WALI LHVd WALI M me LZ JWS 130 M0138 LYVHD 335 02 01 O 3905533 s s 5 LISNNOISIO HANO AERE 93 3 8YAOH3H NOU V2OT 3019770933 TYNOU dO 310 PUBLICATION NO 8645100008 NOVEMBER 2001 ENS Page 49 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL AIR HEADER BASIC ASSEMBLY 6501 8886 12 26 2 2001 2296 1 212 0927 9 6101 7286 BuildnoS 199uuoS LLZ OSZ G ON ON ON 9 ON LHVd SOIVLVO WALI LHVd WALI H1 303 9719 39v9 11934 3S43A34 NMOHS ONVH IHO 310 SOVSUHL NO 20005212298 3491 NO T33L JSN ALON 6101 7286 9SOH 0201 86 duiej 1081 9488 BUM ejddiN 0701 9986 NOLLJJNNOO 13371 303 1304 260450 0371715 38 157 JOVO YOLVINOSY ON M013 30 1239 310N 012 952 602 952 802 952 202 992 N 310N PUBLICATION NO 8645100008 NOVEMBEH 2001 ENS uuu uu itane Chaos Page 50 MICROFINE 2 CONVEYOR PARTS AND SERVICE MA
23. CLUDING ANY WARRANTY OF MERCHANTABILITY OR FITNESS FOR PARTICULAR PURPOSE 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 NOVEMBER 2001 ENS u III NUES ERE REGEM ERAS PUBLICATION NO 8645100008 Page 3 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL SERVICE SECTION Most smaller assemblies of the conveyor such as the drive and safety clutch can be disassembled by careful reference to the parts drawings on the pages that follow However the belt and related parts can be removed by following the sequence described below Refer to the Part Section in this manual for belt part designation catalog Conveyor Drive Check frame and belt for damage during shipment or storage Locate conveyor in operating position All drive elements pulleys and sprockets should be located close to 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 e Electrical Controls e Belts Drum Rotatio
24. E Overall Length to 225 25 in lbs Overall Length 225 to 375 35 in lbs Overall Length 375 and over 45 in lbs NOTE Material use application and incline angle can affect required torque settings Drag link type conveyors may also experience torque variances due to conveyor length and chip loads NOVEMBER 2001 ENS u III NUES ERE REGEM ERAS PUBLICATION NO 8645100008 Page I4 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL ALWAYS DISCONNECT POWER TO CONVEYOR BEFORE ATTEMPTING ANY MAINTENANCE PROCEDURES 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 LEVEL B CORRECT LEVEL INCOR re Gl 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 SPROCKE SPROCKE Norma uw m CORRECI INCORRE 3 Align the motor s
25. F THE PRODUCT LNS CONVEYOR 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 Table of Contents CONTENTS PAGE Instructions for Ordering Parts 2 Wan amy TUN 2 Installation and Startup Maintenance 3 7 Lubrication and Routine Maintenance 7 Clutch Operation and Adjustment 7 LNS Conveyor Torque Limiting Adjustment 8 Conveyor Belt Removal amp Installation 9 12 Conveyor Belt 0 12 13 Motor Drive Shaft amp Sprocket Alignment 14 Drive Chait TerisloEl era C RC ena a sae ede 15 Lower Scraper Conveyor Service Instructions 15 23 Conveyor 24 25 Trouble s sa as Xs ec men nuns ret EE RE ER 26 28 Maintenance Schedule dea s oa 29 Standard and Heavy Duty Belt Assembly 30 Super Heavy Duty Belt Assembly 31 Top Mount Parallel Gear Motor Parts
26. HD SCREW 4 8855 1009 DISCHARGE SIDE OF 1 4 LOCKWASHER 4 CONVEYOR FRAME 8850 1004 1 4 20 HEX NUT 4 TYP 2 PLACES NOVEMBER 2001 LNS PUBLICATION NO 8645100008 Page 52 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL MICROFINE 2 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 ELECTRICAL TROUBLESHOOTING OR MAINTENANCE TO THIS EQUIPMENT DO NOT PERFORM ANY MAINTENANCE REPAIRS OR ADJUSTMENTS ON THIS EQUIPMENT WITHOUT FIRST 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
27. IDE The following chart will show some problems their probable causes and possible solutions PROBLEM POSSIBLE CAUSE POSSIBLE SOLUTION a Drum filter back wash pump not running 1 Fines build up on drum filter screens Check switch position at control insure filter back wash is turned to On position b Drum filter back wash pump running Check lower conveyor belt direction for proper travel backward rotation c Drum filter back wash pump failure See 4 and 5 d Back wash spray nozzles are clogged Remove back wash spray nozzles and clean or replace e The spray pattern of the back wash The spray nozzle s are not oriented properly on the nozzles are not cleaning the entire spray manifold The slit in the nozzle must be parallel width of the drum filter with the centerline of the filter drum Remove in line back wash filter and clean Open the ball valve to allow more coolant flow and pressure to clean the drum filter screen f The back wash in line filter is clogged g The ball valve that regulates the coolant flow to the back wash manifold is closed off too much a Plugged drum filter screens See 1 above b Drain boxes or drain slots from upper Reduce the static coolant level to below the exposed conveyor are plugged upper conveyor belt c The coolant level in the tank is too high Remove the drain boxes and clean If necessary remove belt from upper conveyor and c
28. LE REMOVAL CLEANING INSTALLATION 1 2 3 Remove the two 2 7 16 nuts from the plumbing bracket Slide the manifold assembly out Remove the nozzles and check for clogging NOVEMBEH 2001 ENS uuu uu itane Chaos PUBLICATION NO 8645100008 Page 22 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL REMOVAL AND INSTALLATION OF DRUM SCREEN 1 22 23 24 25 Disconnect Electrical Power to the conveyor See electrical safety warnings in the Electrical Section of this manual before performing this step Remove the coolant tank covers that surround the conveyor Lift the conveyor out of the coolant tank and let the conveyor tilt forward and rest on the leg Connect a chain or strap which is properly rated for the lifting weight of the conveyor to the lifting hooks or eyes which are located at the discharge end and the horizontal load section of the conveyor Lift the conveyor out of the coolant tank and let the conveyor tilt forward and rest on the leg Loosen the pillow block bearing mounting bolts and nuts and take the tension off of the belt by moving the drive shaft assembly toward the tail of the conveyor Remove the side plate along with the plumbing mounting bracket Remove the bolts out of the side ring and remove the side ring Hemove the bolts from the side ring on the other side and remove the side ring Lift the drum teeth above the belt chain by tilting the drum
29. NUAL OPTIONAL CHIP STRIPPER BAR A chip stripper bar is an adjustable serrated steel bar mounted under the belt near the discharge end of the conveyor designed to snag stringy chips and prevent them from being carried back down into the conveyor frame Normally the chip stripper bar should be mounted as shown below so the serrations on the bar are positioned to snag the chips as the belt travels around the sprocket at its lowest point Periodically as the conveyor belt is adjusted to maintain proper belt tension the chip stripper bar will need to be adjusted accordingly to maintain the serrated teeth position to the belt If the chip stripper bar is not purchased from the factory with the conveyor but is ordered as a retrofit option the following procedure should be followed to install the chip stripper bar 1 Layout and drill three 3 281 diameter holes in each side of the conveyor frame as shown below STRIPPER BAR 3 DRILL 201 DIA ASSEMBLY EA SIDE DISCHARGE SIDE FRAME MODIFICA TION ed NOVEMBER 2001 ENS uuu PUBLICATION NO 8645100008 Page 51 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL 2 Locate the chip stripper bar per the sketch above and mount it to the conveyor frame using the hardware provided with this option See the sketch below for proper hardware mounting 8826 1015 1 4 20 X 5 8 BUTTON
30. R DRUM AND BACK WASH PARTS gt 19 Ni m m e ghd Z gt L weit OE gt Tie 7 h Detail A Detail A A PUBLICATION NO 8645100008 Page 36 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL LOWER CONVEYOR FILTER DRUM ASSEMBLY Jeoeds GOL WS9 Buiduie 5 5 1214 11 98 Hels u9915S 191l d ON ON ON ON AINVN WALI AINVN LH Vd WALI PUBLICATION NO 8645100008 NOVEMBEH 2001 ENS uuu uu itane Chaos Page 37 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL LOWER CONVEYOR TAIL amp IDLER SHAFTS SPROCKETS Discharge Cover Tail Shaft lt cc lt 5 a 8 lt O Oz _ Eg lt c cc lt Q Idler Tail Disc Tail Sprocket Idler Sprocket CATALOG NO ITEM NO NOVEMBEH 2001 ENS uuu uu itane Chaos PUBLICATION NO 8645100008 Page 38 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL LOWER CONVEYOR DISCHARGE amp DRIVE NOTE Your conveyor may not appear exactly as shown here However the individual parts can be identi
31. T PARALLEL GEAR MOTOR NOTE Your conveyor may not appear exactly as shown here However the individual parts can 9 LL o 5 i lt E 9 5 Mum c 5 2 o c 9 o 3 ka D d bas iz im o NOVEMBEH 2001 ENS uuu uu itane Chaos PUBLICATION NO 8645100008 Page 34 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL FILTER DRUM AND BACK WASH PARTS LOWER CONVEYOR 06 Moqi3 21799 wnq GOL WS9 eqn 81 VS9 56 01 V98 9 zzoN Aeids 61 VS9 6 V98 deg 9 V98 BuisnoH LOL WS9 5 G V 98 8 98 v V98 p S UPA 7 98 9915 us lN 19114 LLL VS9 IddIN pequeg 7 L VG9 duue O 901 VS9 6 9 VS9 UOHA Ieas 01 VS9 oDnex ainssald c VS9 7 798 ejddiN 95015 77799 1 55900 2798 40 8 X ejddiN 6 VS9 L V98 ON ON ON AINVN SOTV1VO WALI AINVN WALI Y CO lt 10 ORF PUBLICATION NO 8645100008 NOVEMBER 2001 LNS Page 35 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL LOWER CONVEYOR FILTE
32. ail Disc Shown Hinge Plate w Cleat Side Wing Left Hand Hinge Plate Roller Hinge Plate w Wiper Cleat Washer Wiper Link Pin Washer Cotter Pin NOVEMBEH 2001 ENS uuu uu itane Chaos PUBLICATION NO 8645100008 Page 31 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL SUPER HEAVY DUTY BELT NOTE Your conveyor may not appear exactly as shown here However the individual parts can be identified from these parts plates Follow ordering instructions ITEM CATALOG PART NAME ITEM CATALOG PART NAME NO NO NO NO 6 Hex Head Screw 75B 10 Washer Lock washer 7 75B 11 Hex Head Screw Idler Tail Disc 8 75B 12 Link Plate Hinge Plate w Cleat 75B 80 Roller Link Assembly Hinge Plate Assembly 9 75B 13 Link Plate Roller Assembly Side Wing Right Hand 10 75B 14 Roller Side Wing Left Hand 11 75B 15 Split Bushing Hinge Plate w Wiper Cleat 12 75B 16 Link Pin Wiper 13 75B 17 Cotter Pin Part of the Above Assembly NOVEMBEH 2001 ENS uuu uu itane Chaos PUBLICATION NO 8645100008 Page 32 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL TOP MOUNT PARALLEL GEAR MOTOR poq 21 9 19915 p pe uu L 19420105 21115 JOYSeM 16141 1sniu L pnis 91 092 21 009 INU x H Ajquiasse yoin 9 o b 490 ISUSE A G L
33. al safety warnings in the Electrical Section of this manual before performing this step Remove the coolant tank covers that surround the conveyor Remove the mounting bolts that attach the conveyor leg and the tail anchor brackets to the coolant tank Connect a chain or strap which is properly rated for the lifting weight of the conveyor to the lifting hooks or eyes which are located at the discharge end and the horizontal load section of the conveyor Lift the conveyor out of the coolant tank and let the conveyor tilt forward and rest on the leg Loosen the bearing bolts torque nut and the torque bolt to lessen the tension Remove the side plate with the plumbing mounting bracket Remove the bolts out of the side ring then remove the ring on both sides Lift the drum teeth out of the chain tilt the drum upward then pull it out of the other side Pull the belt over the drive sprockets and connect the master links on both sides with the clips Insure that the clips are seated properly Inspect the brass and the rings on the drum for wear Check the drum screen for holes Check the seal spacer for damage lf the drum seals are damaged remove and replace them with new ones Clean the rings and any surface area that the seal will be in contact with Lubricate with specified grease Before installing the drum inspect the seals brass bearings and screens for damage Replace any damaged parts Insure that the cla
34. an be changed by adding an extension pipe at the base of the pump At start up the liquid level must be above the pump chamber afterwards it is sufficient if the coolant level is above the suction port or the extension pipe Note that the pump is provided with a short length electrical cable this is to ensure that the pump is located as near as practical to the filter The cable is supplied with a 4 pin connector that is to be attached to a mating outlet on the control enclosure located on the enclosure bottom face Also connect the back wash fluid supply hose clear vinyl to both the pump and back wash piping at the filter housing side Barbed hose fittings and screw adjustable hose clamps are provided for ease of assembly 3 The drum filter assembly contained within the lower conveyor frame to the rear of the conveyor incline No special pre start preparations are required However it is advisable to inspect the inlet area to the rear of the housing and the conveyor load section belt Remove any foreign objects or material that may remain from shipment packaging A visual check of the filter area is recommended to ensure absence of foreign material within the filter housing view through the inspection window located on each side of the conveyor frame CONVEYOR ELECTRICAL SERVICE CONNECTION Upon completion of the above pre start activities check to be sure both the conveyor and filter control switches are in the OFF position the fi
35. ased downtime to repair the conveyor SHOCK RELAY The lower 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 lower 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 lower conveyor filling up with chips This may cause damage to the conveyor and will definitely add increased 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 1 Set start time to 2 seconds 2 Set current at maximum 3 Set shock time to minimum 4 Start filter conveyor push test Filter conveyor should stop Push Rest 5 Restart filter conveyor turn load current down slowly until th
36. belt may become slack and need adjustment The following factors may be used to determine if the belt needs adjustment Belt Too Loose Belt Slack at exit point of the drive sprocket before re entry into frame See fig 1 e Belt 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 2 Excessive wear on outside of side wings 53 PR 5 SG UIS CIS IS INCORRECT CORRECT FIG 1 NOVEMBER 2001 ENS u III NUES ERE REGEM ERAS PUBLICATION NO 8645100008 Page 13 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL Check to see that clutch body 75A 50 is square to the bearing mounting bracket See Fig 2 If it is not this will generally indicate which direction the belt is off on side to side tension RS CCITT ES m INCORRECT CORRECT FIG 2 Once it is determined that retensioning of the belt is necessary the following procedure should be followed INSTRUCTIONS FOR CHECKING CONVEYOR BELT TENSION Position belt with a link pin directly below the conveyor drive shaft Hold a straightedge across the bottom of the conveyor discharge at the very rear Using a 6 inch scale measure vertically from the straightedge up to the underside of the belt Push up on the underside of the belt and repeat the measurement as in step 3 Under the force
37. ch of the two conveyors and a variable speed AC inverter control unit The full load amp draw of the AC drive is based on the horsepower of the AC motor as well as the input AC voltage The Turbo MICROFINE 2 model is normally equipped with an AC back wash pump These motors will place an additional load on the AC power supply circuit The conveyor motor control circuit is not separately fused The customer must provide a circuit breaker or a fused disconnect switch on the power supply to the conveyor It may be necessary to change a circuit protection device on the incoming power supply line to accommodate the higher full load amp draw Refer to the following tables to determine the full load amp draw on the AC supply circuit AC CURRENT REQUIREMENTS FOR MICROFINE 2 CONVEYORS Voltage Belt Drive Type Belt Drive Current per phase Maximum Overload Relay Setting 3 Phase Horsepower at Rated Load 150 x Rated Current 230 VAC Variable Speed 460 VAC Variable Speed 8496 average inverter efficiency VARIABLE SPEED DRIVE The belt speed of the upper conveyor is controlled by a variable speed inverter drive located on the conveyor electrical control panel The conveyor belt speed is adjustable from near zero to approximately 9 feet per minute The belt speed should be set at the lowest possible speed that will remove chips fast enough to keep them from accumulating in the load section of the conveyor Setting the belt speed too low may allow
38. chips to build up in the horizontal load section of the conveyor and eventually cause a conveyor jam Setting the belt speed too fast increases the amount of coolant carried out into the chip container Note The variable speed control should not be used as an ON OFF switch Only the ON OFF switch or the HEV STOP FWD switch should be used to turn the conveyor motor on or off The control is designed for safe and convenient operation All controls are mounted on the front cover No access to the inside of the control enclosure is required The OFF FORWARD switch controls the incoming line power to the inverter It must be in the FORWARD position for the conveyor to operate A momentary JOG REVERSE button is provided on the variable speed control panel in case the belt direction must be momentarily reversed This option in normally used to assist in clearing a conveyor jam if one occurs NOVEMBEH 2001 ENS uuu uu itane Chaos PUBLICATION NO 8645100008 Page 56 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL The SPEED CONTROL potentiometer controls the inverter output frequency The conveyor belt speed can be varied from nearly zero to the maximum using this control CONTROL PANEL OF VARIABLE INSIDE VIEW OF VARIABLE SPEED CONTROL SPEED CONTROL MICROFINE 2 ELECTRICAL CONTROL PANEL The Microfine 2 electrical control panel will normally consist of a variable speed inverter drive for the upper
39. 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 chip 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 electrical 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 ch
40. d out for the lower conveyor to operate FILTER REVERSE BUTTON The FILTER REVERSE button is a momentary reverse button to change the direction of the filter conveyor motor thus reversing the belt rotation direction and the filter drum rotation This button must be depressed and held in to reverse the belt filter rotation Normally this button is only used by maintenance personnel for unjamming the belt or clearing a blockage at the filter CONVEYOR START STOP BUTTON The CONVEYOR START STOP button can be manually pulled out or pushed in to start and stop the upper conveyor This button must be pulled out for the upper conveyor to operate It is always a good idea to insure that the upper conveyor belt is moving after the conveyor system is turned on BACK WASH START STOP BUTTON The BACK WASH START STOP button can be manually pulled out or pushed in to turn on and off the back wash pump motor This button must be pulled out for the back wash pump to operate It is always good idea to check the pressure gage on the inline filter to insure coolant pressure is being supplied to the back wash spray system If the back wash spray system is not operating the filter drum will become clogged This situation will cause the conveyor to overflow coolant possibly spilling coolant onto the floor and or contaminating the clean side of the coolant tank NOVEMBEH 2001 ENS uuu uu itane Chaos PUBLICATION NO 864510000
41. e cc RN aus PUBLICATION NO 8645100008 Page 12 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL 18 Reverse steps 1 through 7 19 When adjusting belt tension clamp a pair of vise grip pliers on one of the formed cleats on the belt Use the vise grips to 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 O K but if the belt is difficult to move with the vise grips it s too tight Correctly adjusted it should be possible if difficult to move the belt with one s gloved hands by turning the clutch sprocket 20 Visually confirm the belt is located in the center of the frame Adjust if necessary by loosening the setscrews in the pillow block bearings and shifting the drive shaft clutch and all to the left or right as appropriate 21 Re connect power and test run the conveyor The belt should run freely and the only sound should be a subdued clicking as each hinge plate passes over the drive sprocket WARNING Hinge plates can pinch hands and fingers SCRAPPER BELT REMOVAL AND INSTALLATION INSTRUCTIONS 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
42. e filter conveyor stops 6 Adjust the load current up slightly 7 Adjust start time down slightly Start the filter conveyor if the shock relay trips adjust the start time back up NOVEMBER 2001 ENS uuu PUBLICATION NO 8645100008
43. eck 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 Check the rotation of the filter drum and back wash coolant pump If either of these motors is running backwards reverse the polarity If the conveyor belt filter drum or back wash pump runs backwards for an extended period of time it may result in the conveyor not operating effectively and or cause damage to the conveyor NOVEMBER 200 1 II uu PUBLICATION NO 8645100008 Page 53 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL TYPICAL MICROFINE 2 ELECTRICAL CONTROL BOX SCHEMATIC SHOCK RELAY r CONTACTOR SEE NOTE 1 OVERLOAD RELAY SEE NOTE 1 E STOP SS Sa ee SSO CABLE PLUG art 502 amp 503 FROM MACHINE 17 TERMINAL TO BACK WASH BLOCK PUMP T TO AC INVERTE nee UPPER CONVEYOR CONTROL SEE NOTE 3 TO FILTER CONVEYOR MOTOR LOWER CONVEYOR NOTE 1 The terminal block contactor and overload relay are mounted on inside rear panel of enclosure NOTE 2 Contactor and overload coils are voltage specified on purchase order for equipment NOTE 3 The conveyor motor control circuit is not separately fused The user must provide a circuit breaker or a fused disconnect switch on the p
44. ecting the discharge line by means of a hose sleeve insure that the hose in not kinked Cut the threads of the discharge hose cleanly so that the threaded connection is not damaged Since the impeller runs below the surface of the coolant it is not necessary to prime the piping In the case of the immersion pumps with pipe extensions the surface of the coolant must be above the pump chamber when the unit is turned on If the surface of the coolant has dropped down to the pipe extension the pump must not be temporarily switched off as otherwise the column of liquid would collapse and no pumping could be done until the coolant level rose above the impeller chamber again rr 20 mm IE max permissible level of liquid immersion depth IIIN i 1 ilt II 50 mm ER min level J E of liquid extension pipe when pump is H switched on The pump drive motor has a fail safe winding in accordance with insulation class F The units are operated in accordance with insulation class B and can be used up to an ambient temperature of 400C and a relative humity of 9296 The main or basic voltage corresponds to DIN IEC 38 edition of May 1987 230 400 1096 unless otherwise specified NOVEMBEH 2001 ENS uuu uu itane Chaos PUBLICATION NO 8645100008 Page 44 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL The pump should be prewired and connected to a control if purchased w
45. ension is too loose 8 Belt is pulsating Belt tension is either too tight or too Properly tension belt or surging loose 9 Excessive wear a Belt tension is either too tight or too Properly tension belt of belt components loose b Improper alignment of drive sprockets Properly align sprockets or tail sprocket c Conveyor is not level or square Properly level conveyor 10 Excessive wear of the conveyor frame a Conveyor is not level or square Properly level conveyor b Belt tension is either too tight or too Properly tension belt loose 11 No chips are a The belt is running backwards Reverse the motor leads so that the belt is running in being disposed by the correct direction the conveyor b The belt is not moving See section 7 Repair or replace the belt above NOVEMBEH 2001 uh aus PUBLICATION NO 8645100008 Page 26 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL PROBLEM POSSIBLE CAUSE 12 The belt is a Cotter pin s have sheared and or belt JAMMING roller s have fallen off of the belt assembly b The master link on the belt of the lower conveyor has separated c The scrapper bar s has broken fallen off the belt or been damaged in the lower conveyor d The scrapper bar s are not properly aligned with the belt e An object such as a tool part etc has fallen down into the conveyor and become lodged
46. esoH 8201 86 duiej 092 0611 SOH I UIA 18919 1611 7186 queg esoH uoiS49uluJ 91119913 3INVN LH Vd ON PUBLICATION NO 8645100008 NOVEMBEH 2001 ENS uuu uu itane Chaos Page 41 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL MICROFINE 2 BACK WASH PUMP PARTS LIST yey 65 969 _ 52 Ss wuoj Zr999 L J 099 5 91 99 9 65 959 _ EE 629 buueeg jeg 91 259 St Ps 2629 zel 6 pjeog 9S99 vl jequeu ___ 2 069 619599 4eds 0599 06 1467 21 069 Z _ PE 62 2891 ez 11 9599 L Po said ____82 099 82 ejod 9 01 259 0 POS 12 289 72 vl X Mens 6 99 6 ____92 069 8099 8 buy useids do 795 969 Zeddns dung t 2z 99 lt 2 9959 9 pays buueeg 52 999 2 909 GS 51 12959 DUIPUINA 20135 5909 vud ies ___02 069 00 Quo cos e 629 buueeg eg 61 999 4 299 Z cL X V S899 Ae
47. fety warnings in the Electrical Section of this manual before performing this step 2 Remove the coolant tank covers that surround the conveyor 3 Remove the mounting bolts that attach the conveyor leg and the tail anchor brackets to the coolant tank 4 Connect a chain or strap which is properly rated for the lifting weight of the conveyor to the lifting hooks or eyes which are located at the discharge end and the horizontal load section of the conveyor 5 Lift the conveyor out of the coolant tank and let the conveyor tilt forward and rest on the leg 6 Remove the drain chutes of the conveyor 7 Remove the mounting bolts for the two brackets which are located at the tail end underneath the conveyor 8 Remove the mounting bolts along each side of the conveyor that mounts the upper conveyor to the lower conveyor 9 Place a support under the discharge of the lower conveyor before lifting the upper conveyor 10 Separate the upper conveyor from the lower conveyor and sit the upper conveyor aside 11 Loosen the bearing bolts and adjusting nuts on both sides of the lower conveyor 12 Remove the drum assembly Reference the Drum Removal and Assembly instructions in this manual 13 If the conveyor belt is jammed remove the drive motor and locate the master link on the belt Remove the clips on the master links both sides 14 Remove the belt by pulling it out through the discharge end of the conveyor 15 Inspect the drive tail a
48. fied from these parts plates Follow ordering instructions Gearmotor Torque Arm Motor Sprockets Drive Speed Reducer Bar Cleat Scraper Mounting Gear Reducer Cleat Scraper Weldment Bearing Pillow Block Guide Cover Slot Guard Keys 1 4 X 1 7 Drive Shaft Pushnut Fastener 9863 1039 Note The conveyor will either have catalog no 86A 20 or catalog nos 86A 12 86A 13 and 86A 14 depending upon the serial number NOVEMBEH 2001 ENS uuu uu itane Chaos PUBLICATION NO 8645100008 Page 39 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL LOWER CONVEYOR SCRAPER BELT PARTS 8825 1100 Connecting Link 5 15 lt QI e T E 5 lt gt lt EP PART NAME Belt Chain with Attachments Formed Cleat Weldment 8852 1605 Nut Hex Nylock 10 24 EM CATALOG NO IT NO PUBLICATION NO 8645100008 NOVEMBEH 2001 ENS uuu uu itane Chaos Page 40 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL MICROFINE 2 BACK WASH PUMP ASSEMBLY PARTS LIST 6 Iv Ajquiessy dund ysem yoeg 6601 5266 1 2 t Je2u129 3 01 2501 0066 ejqe2 9070 6815 9Iq82 lq xX9l3 0801 0066 1012euuo2 diis p102 9261 6669 ON O LYVd SOIVLVO 6 8 2 9 9611 7186 queg
49. he Insert down into the Intermediate Chamber catalog number 65C 31 There are three small pins molded into the top of the Insert that set in three holes in the inside of the Intermediate Chamber turn the Insert until the pins set into the holes in the chamber Slide the new Impeller catalog number 65C 28 onto the shaft with the vanes of the Impeller facing the bottom of the pump Align the keyway in the Impeller and the key in the shaft and press the Impeller down into position Slide the Spacer catalog number 65C 30 onto the shaft Place the Intermediate Chamber catalog number 65C 31 back on the shaft with the seal facing the top of the pump Turn the chamber clockwise until it locks into position Make sure the seal on the top of the Intermediate Chamber is clean and in position before installing Make sure the chamber is level when it is in its final position Place the Insert catalog number 65C 32 on the shaft with the vanes of the Insert facing the top of the pump Slide the Insert down into the Intermediate Chamber catalog number 65C 31 There are three small pins molded into the top of the Insert that set in three holes in the inside of the Intermediate Chamber turn the Insert until the pins set into the holes in the chamber Screw the new Impeller 15 Stage catalog number 65C 33 onto the shaft and screw it on in a counter clockwise direction until it is tight NOVEMBER 2001 ENS uuu
50. he v ring seals for damage tears of punctures In the event that the filter screen or v ring seals are damaged they must be replaced immediately Failure to do so will result in contamination of the clean side of the tank BE SURE TO SWITCH THE CONVEYOR OFF prior to checking tightness of the filter and wiper blade mount screws All screws should be firmly seated but not tighten enough to cause compression of any metal parts To check all screens and mounting screws the conveyor should be jogged to rotate to each exposed section of the filter screen around the circumference of the drum DO NOT LEAVE THE CONVEYOR RUNNING while performing this inspection process Prior to applying power back to the conveyor be sure to remove any tools shop rags or towels you may have used while completing inspection and maintenance Any foreign article s left on the filter drum can cause an immediate lock up at re start this may lead to failure of drum components belt and or gear drive 3 Back wash in line strainer filter inspection The back wash in line strainer is clogged if a 5 PSI differential between the two gauges on each side of the in line strainer exist In this case the strainer filter is to be removed and cleaned To clean the strainer turn the conveyor off back wash coolant pressure and flow must be shut off and remove the strainer filter housing by removing the bolt that secures the canister to the filter housing Remove the filter elemen
51. igned begin bolting the conveyor together on both sides Align the bolt holes at the bottom of the incline section and begin bolting the conveyor together on both sides Before tightening the bolts insure that the upper and lower conveyor are flush and square so that the drain boxes on each side will bolt on and seal properly If not realign the two conveyor frames with each other until the drain boxes will bolt on and seal Tighten all of the bolts securing the upper and lower conveyor Inspect the drain box gaskets to insure they are not damaged If damaged these must be replaced NOVEMBER 2001 ENS uuu u Zaa ua us PUBLICATION NO 8645100008 46 Page 17 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL Install the drain boxes and gaskets on each side and tighten the bolts Check to insure that the gaskets make a good seal and are compressed completely around the peripheral of the drain boxes Note on some conveyors there are two mounting bolts underneath the upper conveyor attaching the drain boxes Once the conveyors are completed reassembled back together install the conveyor back into it s original position in the coolant tank and bolt the leg to the tank at the discharge end and bolt the conveyor to the tail anchor bracket at the tail end Install the tank covers Roll the tank and conveyor back into the correct position under the machine tool Reconnect all electrical cables and wires
52. ir header assembly is located at the conveyor discharge end and under the hinge belt return face Plant air must be connected to the air regulator provided with the assembly adjust air pressure reading at the regulator within the range of 6 to 10 PSI Higher or lower pressure may be used later depending on actual operating requirements Excessively high pressure will cause coolant loss and mist generation 2 back wash pump is generally supplied with your MICROFINEG 2 conveyor and is pre connected If your MICROFINE 2 conveyor was ordered without a back wash pump that supplies continuous coolant flow through the nozzles to clean the filter drum insure that a pump source is used that supplies consistent continuous coolant flow Spindle pumps are not recommended for this application because they are used intermittently and will result in inconsistent pressure and flow depending on when the spindle coolant is being used Failure to supply continuous back wash flow to clean the filter drum can result in coolant overflows from the conveyor into the clean side of the coolant tank The back wash pump assembly is to be vertically mounted on your coolant tank so that the liquid level mark is at least 25 32 20 mm below the pump flange when the system is turned off and all the coolant has returned to the reservoir The discharge line should have the same diameter as the discharge flange thread to minimize pressure losses The immersion depth c
53. ith a conveyor coolant system However if replacing the pump connect the pump motor in accordance with details on the rating plate which corresponds to the main voltage being supplied to the pump If the motor is wound for delta star make the connection at the lower voltage in case of delta and at the higher main voltage in case of star Make the star or delta connections on the terminal board in accordance with the following drawing using the jumpers supplied with the pump The pump normally comes from the factory wired for the higher voltage e g for 400 V in the case of a 230 400 V supply Make the electrical connection itself in accordance with the relevant VDE regulations e g 0100 0101 and 0165 as well as the regulations of the respective power supply companies Cables and leads must be introduced into the pump terminal box via a screwed cable gland and tension relief in accordance with DIN 46255 When the pump is switched on for the first time make sure the pump direction of rotation agrees with the direction of rotation designated by the arrow on the pump Running the pump backwards for an extended period of time may damage the pump and will cause the conveyor coolant system to malfunction A connection Y connection motor circuit 230 VOLT WIRING DIAGRAM 460 VOLT WIRING DIAGRAM BACK WASH PUMP ELECTRICAL CONNECTIONS SHOWN ABOVE The surfaces of the pump motor must be kept free from dust discarded rags etc do that the
54. lean drain slots in the bottom cover 2 Low coolant flow or over flow of load section baffles d Coolant foam build up Change the coolant type to a less foam producing coolant or use a de foaming agent recommended by the coolant manufacturer 3 Deteriorating fines removal efficiency 4 Drum rotation failure a Damaged or worn drum seals torn or loosened screens Remove and replace worn or damaged parts b Torn or damaged drum filter screen Remove and replace worn or damaged filter screen a Overload relay in motor control circuit has tripped out for lower conveyor drive Reset overload relay b Failed gearmotor for lower conveyor Replace gearmotor for lower conveyor c Excessive motor wear or burn out Replace motor d Sheared shaft key at drive motor sprocket or drum drive sprocket Replace failed parts AFTER determining cause of failure maybe caused by filter drum lock up e Worn out drive sprockets excessively loose or broken drive chain Replace worn or broken parts f Failed drum sprocket s Replace drum sprocket s NOVEMBER 2001 LNS cic u Zuma Rx RARE er cR DRE PUBLICATION NO 8645100008 Page 27 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL PROBLEM POSSIBLE CAUSE POSSIBLE SOLUTION S Back wash Blown fuse or overload relay has tripped Replace fuse or reset overload relay system failure in control circuit a
55. lter power control switch is a mushroom type PULL ON PUSH OFF Depending on the type of conveyor drive the conveyor start stop switch may be located in a separate enclosure NOVEMBER 2001 LNS PUBLICATION NO 8645100008 Page 5 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL near the filter control After verification that both control switches are in the OFF position connect the conveyor to your power supply Once power supply connections are completed verify correct drum filter rotation and conveyor belt travel direction Note The direction of the drum filter rotation should be as shown below If not the scraper belt is traveling in the wrong direction To correct this problem reverse two of the three hot leads to the lower conveyor drive motor 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 center line of the filter drum PERIODIC INSPECTION The MICROFINE 2 conveyor has been designed to be maintenance free however the following periodic checks should be completed at the recommended
56. mps are rotating immediately Slide the drum in from the left side of the conveyor so that the drum sprocket teeth clear the belt While installing the drum tilt the drum so that the sprocket teeth clear the chain Once in place align the sprocket teeth to insure they are in time and properly aligned with the chain on both sides NOVEMBER 2001 LNS u u uu u itane a a Rx u Z ua as PUBLICATION NO 8645100008 24 29 26 27 28 29 30 Put a small bead of silicone on the horizontal load section of the lower conveyor 32 33 Page 21 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL Clean and grease the right hand and left hand side plates with grease or an equivalent type Install the left hand plate and start all of the mounting screws Install the right hand plate and start all of the mounting screws Install the back wash plumbing Tension the conveyor belt to 20 inch pounds on each side by tightening the conveyor drive adjusting screws Check the belt deflection to insure that is the same on both sides Once the belt is properly tensioned tighten the pillow block bearing mounting bolts while holding the nuts in place with a wrench Tighten all of the bolts on both the right hand and left hand side plates Install the key into the key way in the drive shaft and slide the drive motor back into position and start the two bolts into the bracket Push the motor as far forward
57. n e Proper Coolant Level Electrical Controls If the 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 If 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 Arrows show forward movement of belt on a hinged belt conveyor The normal belt direction is opposite of arrows on a drag link conveyor Prior to installation of the MICROFINE 2 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 NOVEMBER 2001 ENS uu UI i INE UE xS REGE RES PUBLICATION NO 8645100008 Page 4 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL PRE START CHECK LIST The MICROFINE 2 conveyor is equipped with several components and features not found on conventional chip conveyors Each of these components is described below Connection or pre start inspection instructions follow the description of each component 1 An a
58. nd idler sprockets for wear If worn replace and realign per Sprocket Replacement and Alignment procedures in this manual NOVEMBER 2001 LNS u uuu Za u uu ua us ahua PUBLICATION NO 8645100008 16 17 18 19 20 21 22 23 24 25 26 2f 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 16 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL Inspect the drive tail and idler sprocket shafts for wear If worn determine the cause of the wear and correct this problem Wear on the shafts are normally caused by an interference Inspect the conveyor frame for wear This is normally caused by improper belt align or tensioning See the sections concerning Belt Alignment and Belt Tension in this manual for proper belt alignment and tensioning After the conveyor belt has been removed or replacement is ready to be installed lay it out so that it is oriented properly to go back into the conveyor See the attached sketch for proper belt orientation and belt travel direction Push the belt evenly into the lower track of the conveyor frame Continue to feed the belt into the frame until it descends down the conveyor frame incline and gets to the lower horizontal load section At this point it must be aligned and started into the lower belt track Continue to feed the belt until it reaches the tail sprockets Once the belt is at the tail so
59. ons and warnings If the conveyor belt makes a popping noise check the belt and sprocket alignment Insure that the scrapper bars are square with the belt and are tracking properly If not make the necessary adjustments to correct this problem After the lower conveyor has been test run for 30 minutes without any problems stop the conveyor and check the belt tension If necessary loosen the pillow block mounting bolts and re tension the belt to 20 inch pounds Inspect the seal that mounts between the upper and lower conveyors If damaged it must be replaced NOVEMBEH 2001 LNS u cipe ahua PUBLICATION NO 8645100008 Page 18 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL 27 28 29 Put a small bead of silicone on the horizontal load section of the lower conveyor Lift the upper conveyor and properly locate it on top of the lower conveyor aligning the mounting bolt holes Once the last two bolt holes on the horizontal load section are properly aligned begin bolting the conveyor together on both sides CONVEYOR BELT TENSIONING LOWER CONVEYOR eo 0 0 For best results remove the motor Be sure that the bearing bolts and the torque lock nut is loose Set the torque wrench to 20 inch pounds and set both sides Check the belt deflection for even tension on both sides Tighten the bearing bolts and the torque nut Note If the motor is not removed Loosen the bearing bolts and
60. onths Check upper conveyor Belt is too loose slack or Adjust belt tension per the belt tension too tight procedure in your Service Manual Make sure all safety procedures are followed Every months Check lower conveyor Belt is too loose slack or Adjust belt tension per the belt tension too tight procedure in your Service Manual Make sure all safety procedures are followed Every 6 months Check upper conveyor Clutch is too tight Clutch is preset at the factory clutch adjustment Any clutch adjustment should be made to factory specification Contact LNS service Dept NOVEMBER 2001 ENS uuu PUBLICATION NO 8645100008 Check for excessive back wash pressure Check for improper coolant concentration Add coolant defoamer If screen is blinded by chips check to make sure back wash pressure is adequate coolant level clogged strainer or pump problems are most likely cause If foaming is the problem see resolution above Page 30 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL STANDARD AND HEAVY DUTY BELT NOTE Your conveyor may not appear exactly as shown here However the individual parts can be identified from these parts plates Follow ordering instructions ITEM CATALOG PART NAME ITEM CATALOG PART NAME NO NO NO NO 7 Hex Head Screw Hex Head Screw Lock washer Side Wing Right Hand Idler T
61. otor and ambient air This will prevent the motor from overheating Cables and wires must be checked for damage and firm electrical connections at regular intervals Any defects must be immediately corrected immediately by an authorized and trained maintenance specialist before the pump is put back into operation again If a pump has been stored unused for a long period in a damp place it is advisable to measure the insulation resistance of the coil as recommended in the previous section before the pump is put into operation again BACK WASH PUMP REPAIR INSTRUCTIONS When replacing repair parts on the back wash pump the following disassembly and assembly procedure should be used 1 Turn power off to conveyor and Back wash Pump Disconnect electric wires from pump Remove any plumbing connected to the pump Remove pump from coolant tank and place on bench Place pump up side down on bench 2 3 4 5 Remove pipe from bottom of pump 6 7 Turn Pump Bottom catalog number 65C 34 counter clock wise until loose and remove 8 With the pump in the up side down position hold the shaft with a pair of pliers and turn the Impeller 1 Stage catalog number 65C 33 until the Impeller has been removed from the shaft When holding the shaft with the pair of pliers be careful not to damage the Top Splash Ring catalog number 65C 24 It may be helpful to use a screwdriver or something flat placed between the vanes of the Impeller to help tu
62. ove the Spacer catalog number 65C 30 by sliding it off the end of the shaft Gently pry under the Impeller catalog number 65C 28 with one or two screwdrivers to slide the Impeller up and off the shaft Support the shaft by holding the shaft with a pair of pliers when removing this last Impeller The shaft must be supported at this time or damage to the motor will occur The Impeller is keyed and pressed lightly onto the shaft Make sure the key catalog number 65C 18 is in position for the last Impeller Continue to support the shaft Slide the new Impeller catalog number 65C 28 onto the shaft with the vanes of the Impeller facing the bottom of the pump Align the keyway in the Impeller and the key in the shaft and press the Impeller down into position The shaft must continue to be supported until the Impeller has been pressed all the way down into position Slide the Spacer catalog number 65C 30 onto the shaft Place the Key catalog number 65C 18 back into the keyway above the Spacer Place the Intermediate Chamber catalog number 65C 31 back on the shaft with the seal facing the top of the pump Turn the chamber clockwise until it locks into position Make sure the seal on the top of the Intermediate Chamber is clean and in position before installing Make sure the chamber is level when it is in its final position Place the Insert catalog number 65C 32 on the shaft with the vanes of the Insert facing the top of the pump Slide t
63. ower supply to the conveyor NOVEMBER 2001 ENS PUBLICATION 8645100008 Page 54 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL TYPICAL MICROFINE 2 ELECTRICAL CIRCUIT DIAGRAM E amp CONVEYOR MOTOR E B FLUSH MOTOR PEN FF s e LUCI EET Der 1 I2 tw L TIT T 9 E37 FILTER START FILTER REVERSE BACKFLUSH FILTER START START 18 CONVEYOR 19 START 19 BACKFLUSH START 13 L1 CONVEYOR START 1 d o L1 NOVEMBEH 2001 ENS k PUBLICATION NO 8645100008 Page 55 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL TIME DELAY DEVICES The use of a time delay device is prohibited on a Microfine 2 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 Microfine Conveyor It is imperative that the Microfine amp 2 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 SUPPLY CIRCUIT AMP LOAD FOR MICROFINE amp CONVEYORS Your LNS chip conveyor may be equipped with two AC motors to drive ea
64. ower to the lower conveyor and test run the conveyor See the Electrical Section of the manual for safety instructions and warnings If the conveyor belt makes a popping noise check the belt and sprocket alignment Insure that the scrapper bars are square with the belt and are tracking properly If not make the necessary adjustments to correct this problem After the lower conveyor has been test run for 30 minutes without any problems stop the conveyor and check the belt tension If necessary loosen the pillow block mounting bolts and retension the belt to 20 inch pounds Follow steps 30 31 NOVEMBEH 2001 ENS uuu uu itane Chaos PUBLICATION NO 8645100008 Page 23 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL SEPARATING THE UPPER AND LOWER CONVEYORS In the event that the upper and lower conveyors must be separated to perform maintenance on the lower conveyor following procedure must be performed 1 2 Disconnect power to conveyor system and lock out the machine according to lockout tagout procedures Disconnect any power cables that will interfere with the removal of the conveyor s For example the drive motor cables back wash pump cable and conveyor cable to the machine tool Note that the back wash pump cable can be unplugged at the conveyor control and normally the conveyor cable to the machine tool has a quick disconnect type plug for easy disconnection Insure that only au
65. pin and rollers in the extreme end of the belt for ease of insertion 13 With a person standing on either side of the belt lift up the lead end and start it in the lower 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 have 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 ROLLERS AND PIN MUST BE THE EXTREME END OF THE BELT FOR EASE OF INSERTION INSTALL BELT IN THIS DIRECTION HINGE BELT INSTALLATION BELTREPS 14 Continue feeding the belt into the conveyor frame One person may have to use a length of 2 x 4 or a pry bar to help it along from time to time Force should not be required Many times the belt can be pushed in all the way around from the discharge end If the belt hangs up look for some obstruction don t force it 15 When the lead end of the belt reaches the drive shaft carefully feed it up over the drive sprockets 16 Remove the hinge pin and rollers that were used to help guide the belt through the track 17 With the ends of the belt engaged in the teeth around the top and bottom of the drive sprockets the two ends should join At this point it may be necessary to remove one or more hinge plates from the new belt Most new belts are supplied longer than necessary NOVEMBEH 2001 LNS u cip
66. procket 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 NOVEMBER 2001 ENS u III uuu PUBLICATION NO 8645100008 Page 15 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL 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 SCRAPER BELT INSTALLATION AND REMOVAL OF LOWER CONVEYOR 1 Disconnect Electrical Power to the conveyor See electrical sa
67. re is a good exchange of heat between the motor and ambient air so that the surface cooling is not jeopardized If a pump has been stored unused for a long period of time in a damp room it is advisable to measure the dielectric resistance between the winding and housing before start up In case of low voltage motors the minimum value at a winding temperature of approximately 200 C is 2 MO If the resistance is lower the motor must be dried in a warm room or with heaters until necessary dielectric value is reached The pump shaft and rotor run on ball bearings with a filling of grease that is adequate for one or two years NOVEMBER 2001 ENS uuu PUBLICATION NO 8645100008 Page 45 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL BACK WASH PUMP MAINTENANCE REPAIR WORK MUST BE CARRIED OUT ONLY WHEN THE MACHINE HAS BEEN DISCONNECTED FROM THE POWER SUPPLY BY AUTHORIZED AND TRAINED MAINTENANCE SPECIALIST WORK CARREID OUT ON MACHINES THAT HAVE NOT BEEN DISCONNECTED CAN CAUSE SERIOUS PERSONAL INJURY The back wash pump is largely maintenance free but they should be checked regularly for external damage or leakage The pumping media as well as pre filters or filter baskets must be checked for dirt and cleaned or replaced as appropriate The surfaces of the pump motor must be kept free of dust dirt foreign bodies etc so that a good heat exchange can take place between the m
68. rn the Impeller 9 Remove the Insert catalog number 65C 32 by sliding it out the open end of the pump 10 Turn the Intermediate Chamber catalog number 65C 31 1 8 turn counter clockwise and remove from the shaft A tap from a hammer and screwdriver on the Intermediate Chamber may be required to loosen it so it can be removed Place the end of the screwdriver in the notch between the top of the Intermediate Chamber being removed and the bottom of the next chamber 11 Remove the Spacer catalog number 65C 30 by sliding it off the end of the shaft NOVEMBER 2001 ENS L uu III NUES ORE REGUM UNES PUBLICATION NO 8645100008 13 14 15 16 17 20 21 22 23 24 25 26 27 28 46 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL Gently pry under the Impeller catalog number 65C 28 with one or two screwdrivers to slide the Impeller up and off the shaft The Impeller is keyed and pressed lightly onto the shaft Remove the Insert catalog number 65C 32 by sliding it out the open end of the pump Turn the Intermediate Chamber catalog number 65C 31 1 8 turn counter clockwise and remove from the shaft A tap from a hammer and screwdriver on the Intermediate Chamber may be required to loosen it so it can be removed Place the end of the screwdriver in the notch between the top of the Intermediate Chamber being removed and the bottom of the next chamber Remove the Key catalog number 65C 18 from the shaft Rem
69. rockets pull the belt over the sprockets evenly so that the belt is in proper timing with the sprockets on both sides If the belt and the sprockets are not properly synchronized it can cause damage or failure of the belt frame or drive components Continue to pull the belt and insure it is feed under the idler sprockets Again make sure the belt is properly synchronized and aligned with the idler sprockets Pull the belt over the drive sprockets and connect the master links on both sides with the clips Insure that the clips are seated properly Before installing the drum inspect the seals brass bearings and screens for damage Replace any damaged parts Insure that the clamps are rotating immediately Slide the drum in from the left side of the conveyor so that the drum sprocket teeth clear the belt While installing the drum tilt the drum so that the sprocket teeth clear the chain Once in place align the sprocket teeth to insure they are in time and properly aligned with the chain on both sides Clean and grease the right hand and left hand side plates with grease or an equivalent type Install the left hand plate and start all of the mounting screws Install the right hand plate and start all of the mounting screws Install the back wash plumbing Tension the conveyor belt to 20 inch pounds on each side by tightening the conveyor drive adjusting screws Check the belt deflection to insure that is the same on both sides Once the belt i
70. s on both the right hand and left hand side plates Install the key into the key way in the drive shaft and slide the drive motor back into position and start the two bolts into the bracket Push the motor as far forward as possible and tighten the mounting bolts Tighten all of the set screws on the reducer the electrical power to the lower conveyor and test run the conveyor See the Electrical Section of the manual for safety instructions and warnings If the conveyor belt makes a popping noise check the belt and sprocket alignment Insure that the scrapper bars are square with the belt and are tracking properly If not make the necessary adjustments to correct this problem After the lower conveyor has been test run for 30 minutes without any problems stop the conveyor and check the belt tension If necessary loosen the pillow block mounting bolts and re tension the belt to 20 inch pounds Inspect the seal that mounts between the upper and lower conveyors If damaged it must be replaced Put a small bead of silicone on the horizontal load section of the lower conveyor Lift the upper conveyor and properly locate it on top of the lower conveyor aligning the mounting bolt holes Once the last two bolt holes on the horizontal load section are properly aligned begin bolting the conveyor together on both sides DRUM SEAL REMOVAL AND INSTALLATION Se xe Disconnect Electrical Power to the conveyor See electric
71. s properly tensioned tighten the pillow block bearing mounting bolts while holding the nuts in place with a wrench Tighten all of the bolts on both the right hand and left hand side plates Install the key into the keyway in the drive shaft and slide the drive motor back into position and start the two bolts into the bracket Push the motor as far forward as possible and tighten the mounting bolts Tighten all of the set screws on the reducer Reconnect the electrical power to the lower conveyor and test run the conveyor See the Electrical Section of the manual for safety instructions and warnings If the conveyor belt makes a popping noise check the belt and sprocket alignment Insure that the scrapper bars are square with the belt and are tracking properly If not make the necessary adjustments to correct this problem After the lower conveyor has been test run for 30 minutes without any problems stop the conveyor and check the belt tension If necessary loosen the pillow block mounting bolts and retension the belt to 20 inch pounds Follow steps 30 31 Inspect the seal that mounts between the upper and lower conveyors If damaged it must be replaced Put a small bead of silicone on the horizontal load section of the lower conveyor Lift the upper conveyor and properly locate it on top of the lower conveyor aligning the mounting bolt holes Once the last two bolt holes at tail end on the horizontal load section are properly al
72. service intervals to ensure continued and trouble free operation NOVEMBEH 2001 ENS uuu uu itane Chaos PUBLICATION NO 8645100008 Page 6 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL AFTER FIRST 100 HOURS After the first 100 hours of operation and the regular intervals complete the following 1 View the operation of the drum and back wash system through the window located on each side of the lower conveyor frame DO NOT REACH INTO THE DRUM HOUSING WHEN THE SYSTEM IS RUNNING SERIOUS PERSONAL INJURY COULD RESULT While the conveyor is running and the back wash system on check for back wash system function A strong uniform fluid flow should be properly cleaning the filter drum across the full width of the drum If there is an absence of spray or the spray pressure is weak there are several possible causes See the trouble shooting section of this manual for further information 2 By viewing the filter screens through the window located on each side of the lower conveyor frame check the condition of the filter screens and viton v ring seals attached to the filter drum WARNING DO NOT REACH INTO THE DRUM HOUSING WHEN THE SYSTEM IS RUNNING SERIOUS PERSONAL INJURY COULD RESULT The screens should be free of tears and firmly positioned by the filter clamp The bolts that secure the three metal wipers plates that attach the screen to the drum must be tight Inspect t
73. t located inside clean the mesh element inspect the gasket for damage and if in good condition reassemble the strainer filter NOVEMBER 2001 LNS u LIL sa PUBLICATION NO 8645100008 Page 7 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL 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 wipers 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 Oil drive chains ALWAYS DISCONNECT POWER TO CONVEYOR BEFORE ATTEMPTING ANY MAINTENANCE PROCEDURES CLUTCH OPERATION AND ADJUSTMENT A ball and detent clutch protects the conveyor drive unit from damage in case of jamming or overload The clutch is preset at factory Clutch Adjustment The clutch should not require any adjustment when working under normal machining operations If a problem occurs refer to the Trouble Shooting Section on page 25 of this manual Please contact LNS Service Department before adjusting the clutch setting If clutch adj
74. thorized and trained electrical maintenance personnel perform this step Remove any tank lids that restrict access to the flange on the conveyor horizontal load sections where they are bolted together Support the upper conveyor discharge end with a crane or other lifting device using the lifting lugs attached to each side of the frame Remove the bolts attaching the upper conveyor bracket to the lower conveyor bracket These brackets are located under the discharge end of the upper conveyor and on top of the discharge of the lower conveyor see the diagram below Remove the bolts securing the upper conveyor to the lower conveyor which are located in the horizontal load section as shown below With safety straps attached to the lifting hooks the upper conveyor can now be removed from the lower conveyor If the lower conveyor must be removed from the coolant tank properly secure the conveyor with a crane or other lifting device using the lifting lugs provided on the conveyor Once the conveyor is properly supported with a lifting device remove the bolts securing the leg to the coolant tank support bracket Also remove any mounting bolts inside the coolant tank that secure the lower conveyor to the coolant tank Once these steps have been completed the lower conveyor can be lifted from the coolant tank BOLTED PRIMARY HINGE BELT CONVEYOR Y TOGETHER UPPER CONVEYOR N BOLTED TOGETHER FILTER DRAG BELT CONVEYOR BOLTED TO
75. to the conveyor See electrical safety warnings in the Electrical Section of this manual before performing this step Test run the conveyor to insure proper operation DRUM REMOVAL AND INSTALLATION INSTRUCTIONS Requires two people 1 12 13 14 15 16 17 18 19 20 2l 22 23 24 25 26 Disconnect Electrical Power to the conveyor See electrical safety warnings in the Electrical Section of this manual before performing this step Remove the coolant tank covers that surround the conveyor Remove the mounting bolts that attach the conveyor leg and the tail anchor brackets to the coolant tank Connect a chain or strap which is properly rated for the lifting weight of the conveyor to the lifting hooks or eyes which are located at the discharge end and the horizontal load section of the conveyor Lift the conveyor out of the coolant tank and let the conveyor tilt forward and rest on the leg Loosen the bearing bolts torque nut and the torque bolt to lessen the tension Remove the side plate with the plumbing mounting bracket Remove the bolts out of the side ring then remove the ring on both sides Lift the drum teeth out of the chain tilt the drum upward then pull out of the other side Pull the belt over the drive sprockets and connect the master links on both sides with the clips Insure that the clips are seated properly Before installing the
76. torque nut Set the torque to 20 inch pounds opposite the drive side Check the belt deflection opposite the drive side Set the drive side the same Tighten the bearing bolts and the torque nut BELT SPROCKET INSTALLATION REMOVAL ALIGNMENT 2 3 For best results remove the motor Loosen the six set screws on the reducer Remove the two bolts out of the torque arm the motor will slide off of the shaft TAIL SPROCKET REMOVAL INSTALLATION ALIGNMENT S549 19 Moo Disconnect Electrical Power to the conveyor See electrical safety warnings in the Electrical Section of this manual before performing this step Remove the coolant tank covers that surround the conveyor Remove the mounting bolts that attach the conveyor leg and the tail anchor brackets to the coolant tank Connect a chain or strap which is properly rated for the lifting weight of the conveyor to the lifting hooks or eyes which are located at the discharge end and the horizontal load section of the conveyor Lift the conveyor out of the coolant tank and let the conveyor tilt forward and rest on the leg Remove the drain chutes of the conveyor Remove the mounting bolts for the two brackets which are located at the tail end underneath the conveyor Remove the mounting bolts along each side of the conveyor that mounts the upper conveyor to the lower conveyor Place a support under the discharge of the lower conveyor before lifting the upper conveyor
77. ustment is too tight the clutch will not function as a safeguard for the motor Please fill in the blanks below with the conveyor model and serial number for your reference If clutch adjustment is too tight clutch will not function as a safeguard for the motor NOVEMBER 2001 ENS u III uuu PUBLICATION NO 8645100008 Page 8 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL MODEL NO SERIAL NO THE COMPRESSION SPRING IS PRESET AT THE FACTORY CONTACT LNS BEFORE MAKING ANY ADJUSTMENT LNS CONVEYOR TORQUE LIMITING CLUTCH Clutch shown here has a single spring Your conveyor clutch spring quantity may vary 5 4 3 HINGE BELT REMOVAL AND INSTALLATION INSTRUCTIONS FOR UPPER CONVEYOR 1 Disconnect power to the conveyor before performing any work on the belt 2 Remove the cover over the clutch and drive chain NOVEMBER 2001 ENS u III uuu PUBLICATION NO 8645100008 Page 9 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL ORIVE AND CLUTCH COVER DRIVE AND CLUTCH COVER REMOVE DRIVE AND CLUTCH COVER 3 Take the master link out of the roller drive chain between the clutch and motor 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
78. washer provided There will be a block welded to the side frame of the conveyor for mounting this bracket Insert the air header manifold tube through mounting holes in the conveyor discharge and secure it with the button head screw flat washer and lock washer provided Note insert the screw from the inside of the conveyor discharge as shown below Connect the air hose provided to the air header input The fitting on the end of the hose slides over the end of the air header manifold tube Connect customer supplied shop air to the regulator input quick connect male fitting supplied The normal air pressure required is 10 to 20 p s i depending upon the conveyor belt width see the air requirement chart below However use the lowest pressure required that effectively removes the chips from the belt If the pressure is too high coolant misting may occur AIR REQUIREMENT CHART CFM BELT WIDTH INCHES Ew 15 oa so 187 164 s 35 5 32 47 65 7 AIR PRESSURE PSI NOVEMBER 2001 LNS u uuu x Ce PUBLICATION NO 8645100008 Page 48 MICROFINE 2 CONVEYOR PARTS AND SERVICE MANUAL AIR HEADER ASSEMBLY pJjojrue N 02 26 6001 6688 420 202 097 8126 6629 oiseg 702 292 vLOL 9Z88 X 02 M S LOZ OSZ 2001 9

Download Pdf Manuals

Related Search

Related Contents

GSK218M PLC Manual 07-08-13  eco touch REMOTE CONTROL RC-EX1  A173UHCPU/A172SHCPUN/A171SHCPUN Users  Aide au projet musique 2014-2015 - Le Parc naturel régional de la  National Institutes of Health  ZE500 - Guida per l`utente - Zebra Technologies Corporation  Instruções de montagem e operação  Kenwood TK-3230 Two-Way Radio User Manual  Kawasaki 840108 Drill User Manual  JVC TK-T8101WPRU User's Manual  

Copyright © All rights reserved. Failed to retrieve file