WARNING - Reliance on this Manual Could Result in Severe Bodily
Contents
1. Belt Pullers 3 20 4 26 and 6 39 Models User Guide CONAIR The Conair Group Inc One Conair Drive Pittsburgh PA 15202 Phone 412 312 6000 Fax 412 312 6227 UGE015 0499 this Manual Could Result in Severe Bodily Injury or Death provided only for its technical information data and capacities Portions of this manual s in the operation inspection maintenance and repair of the product forming the subject Jequate inaccurate and or incomplete and cannot be used followed or relied upon p com or 1 800 654 6661 for more current information warnings and materials about aining warnings information precautions and procedures that may be more adequate date manual Record your equipment s It is important to record the model and serial number s of model and serial num your equipment and the date you received it in the User ber s and the date you Guide Our service department uses this information along received it in the spaces with the manual number to provide help for the specific provided equipment you installed Keep this User Guide and all manuals engineering prints and parts lists together for documentation of your equipment DISCLAIMER The Conair Group Inc shall not be liable for errors contained in this User Guide or for incidental consequential dam ages in connection with the furnishing performance or use of this information Conair makes no warranty of any kind with regard to this i2. 3 Secure the device with an assigned lock or tag 4 The equipment is now locked out CAUTION Moving parts Before removing lockout devices and returning switches to the ON position make sure that all personnel are clear if the machine tools have been removed and all safety guards have been reinstalled UGE015 0499 Precision Belt Pullers How To USE THE LOCKOUT DEVICE INTRODUCTION 1 5 DESCRIPTION 0 What is the Belt Puller 2 2 Typical Applications 2 3 0 Limitations 2 3 How the Belt Puller Works 2 4 Belt Puller Features 2 6 0 Specifications 2 7 Optional Equipment 2 8 UGE015 0499 Precision Belt Pullers WHAT IS THE BELT PULLER TYPICAL APPLICATIONS 2 2 DESCRIPTION Conair Belt Pullers are designed to consistently pull small to medium sized extruded products through sizing and or cooling tanks The standard vertical drive system is suitable for applications requiring relatively high pulling force The hardened spiral bevel gears protected with high temperature grease make verti cal drive shaft pullers a good choice for high torque low speed applications The optional direct belt drive system 1s suitable when requir ing either higher speeds and lower torque or extremely good speed control Conair Belt Pullers can pull extrudable plastics and elastomers both on and off line These units can pull tub
3. Carboxylated 60 39 in 10mm blue medium medium No nitrile excellent 173 046 02 Carboxylated 70 39 in 10mm blue red excellent medium No nitrile 173 046 03 Urethane 55 39 in 10mm green excellent medium No 173 046 04 Urethane 70 39 in 10mm green excellent low NO 3511 30128 Dual material 50 39 in 10mm brown medium excellent NO Model 6 39 Belt type Poly V 915 L 32 3511 30024 Natural rubber 35 40 39 in 10mm tan brown medium excellent No 3511 30096 Natural rubber 50 55 39 in 10mm tan green medium excellent No excellent 3511 30048 Natural rubber 70 39 in 10mm red excellent medium No excellent 3511 30056 Natural rubber 35 40 39 in 10mm white medium excellent Yes 173 048 01 Nitrile 60 39 in 10mm white medium medium Yes excellent 173 048 02 8 Carboxylated 60 39 in 10mm blue medium medium No nitrile excellent 173 048 03 Carboxylated 70 39 in 10mm blue red excellent medium No nitrile 173 048 04 Urethane 95 39 in 10mm green excellent medium No 173 048 05 Urethane 70 39 in 10mm green excellent low NO 3511 30136 Dual material 50 39 in 10mm brown medium excellent No C 2 APPENDIX CHOOSING BELT MATERIALS UGE015 0499 This table shows the settings for each control parameter set at the factory The parameters are set either to the default setting or to a setting specific to your requirements Customer col umn If you change any value record it in this column Keep these values up to date so you can
4. M Trim Control Settings 0 0 0 0 00 0c eee D 1 Precision Belt Pullers UGE015 0499 INTRODUCTION Purpose of the User Guide 1 2 How the User Guide is Organized 1 2 Your Responsibilities asaUser 1 2 ATTENTION Read this so no one gets hurt 1 3 How to Use the Lockout Device 1 5 UGE015 0499 Precision Belt Pullers PURPOSE OF THE USER GUIDE How THE USER GUIDE IS ORGANIZED YOUR RESPONSIBILITY As A USER 1 2 INTRODUCTION This User Guide describes the Conair Precision Belt Pullers and explains step by step how to install operate maintain and repair this equipment Before installing this product please take a few moments to read the User Guide and review the diagrams and safety infor mation in the instruction packet You also should review man uals covering associated equipment in your system This review won t take long and it could save you valuable instal lation and operating time later Symbols have been used to help organize the User Guide and call your attention to important information regarding safe installation and operation N Symbols within triangles warn of conditions that could be hazardous to users or could damage equipment Read and take precautions before proceeding to be performed by the user A diamond indicates the equipment s response to an action performed by the user EI Numbers within shaded squares i
5. assist you J Make sure power is supplied to the equipment J Make sure that all connectors and wires within and between loading control and related components have been installed correctly J Check the troubleshooting guide of this manual for a solution J Thoroughly examine the instruction manual s for associated equipment especially controls Each manual may have its own troubleshooting guide to help you J Check that the equipment has been operated as described in this manual J Check accompanying schematic drawings for information on special considerations SERVICE INFORMATION WE RE HERE TO HELP How TO CONTACT CUSTOMER SERVICE BEFORE YOU CALL Aaditional manuals and prints for your Conair equipment may be ordered through the Customer Service or Parts Departments for a nominal fee APPENDIX A 1 EQUIPMENT GUARANTEE PERFORMANCE WARRANTY WARRANTY LIMITATIONS APPENDIX A 2 Conair guarantees the machinery and equipment on this order for a period as defined in the quotation from date of shipment against defects in material and workmanship under the normal use and service for which it was recom mended except for parts that are typically replaced after normal usage such as filters liner plates etc Conair s guarantee is limited to replacing at our option the part or parts determined by us to be defective after examination The customer assumes the cost of transportation of the
6. control memory is ever corrupted by electrical noise surges etc The current value of each parameter is stored in memory and recovered on startup While the control can be reset to factory default settings any information specific to your puller will be lost unless you maintain a copy of the values you have set 1 Turn on the puller by turning the main disconnect to the ON position The microprocessor performs a self diagnostic test about 2 seconds then enters the default STOP state Speed Command output zero Parameters and setpoints are recovered from memory 2 Open the controller s flip down cover to view the programming keypad Continued on next page Precision Belt Pullers UGE015 0499 VERIFYING R PROGRAMMED ES CONTROL Jog Preset VALUES Code Select button Code Select LEDs Programming codes 3 Press the Code Select button the LED lights and enter the two digit parameter code Refer to Appendix D Control Settings for a complete list of para meter codes descriptions and settings Press the Enter button The two digit program code displays in the lower LED window The current value for that code displays in the upper LED window The LED light on the Code Select button goes out when you press the Enter button 5 Repeat steps 3 and 4 to compare the value in the upper display to the value listed on page A 6 Control Settings in the Appendix 6 Continue to press the Enter button to view
7. easily restore your puller to normal operation if the memory is corrupted Parameter Setpoint Control Default Customer 01 Primary Setpoint 1 0000 9999 02 Primary Setpoint 2 0000 9999 03 Secondary Setpoint 1 0000 9999 04 Secondary Setpoint 2 0000 9999 05 Jog Setpoint 0000 9999 06 Output Setpoint Alarms and Limits Minimum Limit 0000 9999 0000 9999 Maximum Limit 0000 9999 Low Alarm 0000 9999 High Alarm 0000 9999 Error Alarm 1 ramped 0000 9999 Acceleration and Deceleration Error Alarm 2 scaled 0000 9999 16 Acceleration time 000 0 600 0 17 Deceleration time Phase Control 000 0 600 0 18 Lag Pulse Limit 19 Scaling Lead Pulse Limit 20 Engineering units primary setpoint 000 0 9999 21 Engineering units secondary setpoint 000 0 9999 22 Engineering units primary display 000 0 9999 23 Engineering units Secondary display Phase Control 000 0 9999 29 Recovery multiplier Scaling 30 PPR external reference input 31 PPR feedback input 32 PPR auxiliary input 33 Max RPM external refer input primary mode 34 Max RPM feedback primary mode 35 UGE015 0499 Max RPM auxiliary input primary mode FACT
8. for cuts and abrasions Replace any damaged cables or electrical connections See CHECKING ELECTRICAL CONNECTIONS O Inspect control panel lights Check to make sure no LEDs or lights are burned out on the control panel Replace as needed UGE015 0499 Precision Belt Pullers MAINTENANCE 5 3 REPLACING WARNING Moving Parts Improper servicing may result in THE BELTS J equipment damage or personal injury GA O O This equipment should be adjusted and serviced by qualified technical personnel who are familiar with the construction operation and potential hazards of this type of machine Before performing maintenance or repairs on this product disconnect and lock out electrical power sources to prevent injury from unexpected ener gization or start up A lockable device has been provided to isolate this product from potentially hazardous electricity Make sure all safety devices and belt guards are installed before resuming normal operation 1 Turn the main power disconnect to the off position 2 Remove the belt guards Remove the screws attaching guards to unit four on each guard top bottom front and rear Disconnect the safety cable on the upper guard Lift off and remove guard 3 Release the belt tension Loosen the threaded rods making sure you keep tension on front and back edges as even as possible Turn each rod 5 to 10 revolutions then switch to the other side Continue until the bel
9. other as the hand wheel is turned 1 Turn the hand wheel until the gap between the belts reaches the desired distance For the 4 26 and 6 39 pullers Each belt boom assembly is moved separately A single handle is used for both threaded rods To move the handle from one rod to the other lift it and place it on the other c shaft You may have to rotate it slightly E to engage the keyway with the key on the shaft 1 To raise or lower 2 To raise or lower the upper belt the lower belt NOTE See the Appendix for instructions on using Place the hand wheel on Place the hand wheel the optional Pneumatic the threaded knob at the on the threaded knob at Upper Belt Actuator to left and turn the right and turn position the upper belt UGEO15 0499 Precision Belt Pullers INSTALLATION 3 7 VERIFYING PROGRAMMED CONTROL VALUES 3 8 INSTALLATION The M Trim control has about 55 programmable control parameters Some of these parameters are set by Conair as default values and others are set specifically for this puller You should verify that these parameter settings match the default parameter codes listed inside the flip down cover of the control and in Appendix B Control Settings Contrex Contrex um PF W LZ You also should record any changes you make to these settings in the blanks provided in Appendix B Control Set ngs You will need this information to return to normal operation if the M Trim
10. part or parts to and from the factory Conair warrants that this equipment will perform at or above the ratings stated in specific quotations covering the equipment or as detailed in engineering specifications provided the equipment is applied installed operated and maintained in the recommended manner as outlined in our quotation or specifications Should performance not meet warranted levels Conair at its discretion will exercise one of the following options Inspect the equipment and perform alterations or adjustments to satisfy performance claims Charges for such inspections and corrections will be waived unless failure to meet warranty is due to misapplica tion improper installation poor maintenance practices or improper operation Replace the original equipment with other Conair equipment that will meet original performance claims at no extra cost to the customer Refund the invoiced cost to the customer Credit is sub ject to prior notice by the customer at which time a Return Goods Authorization Number RGA will be issued by Conair s Service Department Returned equipment must be well crated and in proper operating condition including all parts Returns must be prepaid Purchaser must notify Conair in writing of any claim and provide a customer receipt and other evidence that a claim is being made Except for the Equipment Guarantee and Performance Warranty stated above Conair disclaims all other war r
11. problem The diagrams will note any cus tom features or options not covered in this User Guide J Verify that you have all instructional materials related to the puller Additional details about troubleshooting and repairing specific components are found in these materials J Check that you have manuals for other equipment connect ed in the system Troubleshooting may require investigat ing other equipment attached to or connected with the puller WARNING Improper servicing may A je WoRbs N E in equipment damage or per sonal injury OF AUTION This equipment should only be installed adjusted and serviced by qualified technical personnel who are familiar with the construc tion operation and potential hazards of this type of machine All wiring disconnects and fuses should be installed and adjusted by qualified electrical technicians in accordance with electrical codes in your region Always maintain a safe ground Do not operate the equipment at power levels other than what is specified on the machine serial tag and data plate WARNING Electrical hazard Before performing maintenance or repairs on this product disconnect and lock out electrical power sources to prevent injury from unexpect ed energization or start up A lockable device has been provided to isolate this product from potentially hazardous electricity 6 2 TROUBLESHOOTING Precision Belt Pullers UGE015 0499 The Troubleshooting section covers problem
12. until overshoot is observed Overshoot occurs when the feedback goes over the desired setpoint before settling to the desired value 1 Decrease the value of Rate until the system becomes unstable 2 Increase Rate slightly to re stabilize the sys tem Start with Trim Authority set at 100 If stable oper ation cannot be achieved reduce this parameter and repeat the tuning procedure If unstable operation occurs only at very low feedback frequencies slightly increase the this parameter UGE015 0499 Conair has made the largest investment in customer support in the plastics industry Our service experts are available to help with any problem you might have installing and operating your equipment Your Conair sales representative also can help analyze the nature of your problem assuring that it did not result from misapplication or improper use To contact Customer Service personnel call PARTS amp SERVICE 800 458 1960 C From outside the United States call 814 437 6861 You can commission Conair service personnel to provide on site service by contacting the Customer Service Department Standard rates include an on site hourly rate with a one day minimum plus expenses If you do have a problem please complete the following checklist before calling Conair J Make sure you have all model serial and parts list num bers for your particular equipment Service personnel will need this information to
13. 4 4 Changing the Speed Setpoint 14 45 45 dace Pe 039 ed 4 4 Fine tuning the Setpoint 0 0 0000 cee eee 4 4 Using the Four Speed Transmission optional 4 5 Stopping the Puller 12s sk xe n Ge ERR E 4 5 Shutting DOWN Pm 4 5 MAINTENANCE 2 0 RR ea nn Dl Preventative Maintenance Schedule 5 2 Replacing Belts 242400240586 ae bee eed aNG NG 5 4 Lubricating Shafts and Fittings 5 6 Replacing Motor Brushes 00 0000 eae 5 7 Checking Electrical Connections 5 8 UGE015 0499 Precision Belt Pullers TABLE OF CONTENTS TROUBLESHOOTING 0 1 Before Begining P C 6 2 A Few Words of Caution 00 eee eee eee 6 2 Identifying the Cause of a Problem 6 3 Operation Problems 24444 045 45s4a 66082404 eed aos 6 4 Product Quality Problems 0 0005 6 6 Restoring Default Memory Settings 6 7 Restoring User Specific Memory Settings 6 7 Advanced Procedure PID Tuning 6 8 APPENDIX eee eee eee eee Customer SCIVICS donans hk SATA BAKA douce ne heroes A 1 Warranty Information 0 00 cee eee eee A 2 Belt Adjustment Options 0 0 0000 eee eee B 1 Using the Digital Belt Gap Sensor B 1 Adjusting the Pneumatic Upper Belt Actuator B 2 Choosing Belt Materials 0 0 0000005 C 1 Come Bel APP AE C 1
14. 9 Precision Belt Pullers RESTORING DEFAULT MEMORY SETTINGS RESTORING USER SPECIFIC MEMORY SETTINGS TROUBLESHOOTING 6 ADVANCED PROCEDURE PID TUNING 6 8 TROUBLESHOOTING PID Proportional Integral Differential tuning is the process of setting the M TRIM control algorithm parameters codes 65 69 to achieve optimum performance While each puller is tuned before shipment to optimize performance over the entire speed range customers may wish to tune the puller for their specific operating conditions Code Description 65 66 67 68 69 Gain small numbers increase the contribution of the Proportional com ponent Zero eliminates the Gain contribution Reset small numbers in crease the contribution of the Integral component Zero eliminates the Reset contribution Rate small numbers in crease the contribution of the Derivative component Zero eliminates the Rate contribution Trim authority determines how much of the output 1s influenced by Gain Reset and Rate and how much is determined by feed forward Rate threshold sets the amount of differential error required before the Rate term influences the control output Precision Belt Pullers Procedure 1 Set Reset 66 and Rate 67 to zero 2 Set Trim Authority 68 to 100 3 Reduce the Gain set ting until the system becomes unstable 4 Increase Gain slightly to re stabilize the sys tem Decrease the value of Reset
15. AMA Po etn 4 f SQQ AMININ Casters and lock sg down screws 2 4 DESCRIPTION Precision Belt Pullers UGE015 0499 MODELS CEC 320 426 639 Dimensions in mm A Overall height B Height to extrusion line 2 50 8 C Width D Length Belt width optional belt Length of belt contact Feed opening Belt speed choices ft min Belt drive Vertical drive Four speed transmission Vertical drive only Digital DC drive hp Belt drive Vertical drive 62 1575 40 1016 34 864 34 864 3 76 N A 20 508 4 102 60 1524 42 1067 34 864 34 864 4 102 6 152 26 660 5 127 2 9 59 5 9 118 11 8 236 23 6 472 2 9 59 5 9 118 11 8 236 23 6 472 Full Load Amps for Volts phase Hz Belt drive Vertical drive 230 1 60 460 1 60 208 1 60 575 1 60 Installed Shipped UGE015 0499 840 381 990 449 920 417 1070 485 Precision Belt Pullers 60 1524 40 1016 50 1270 37 940 6 152 8 203 39 991 7 178 2 9 59 5 9 118 11 8 236 23 6 472 8 10 151 4 5 7 51 9 11 171 3 5 4 6t 1410 639 1560 707 SPECIFICATIONS Optional T For Vertical drive with 3 Hp DESCRIPTION 2 5 OPTIONAL EQUIPMENT 2 6 DESCRIPTION Direct belt drive systems Belt drive pullers are designed for applications that require
16. Boxes 3 2 Preparing for Installation 3 3 Installing the Puller 3 4 Connecting the Main Power 3 5 Adjusting Belt Tension 3 6 Setting the Belt Gap 3 7 Verifying the Programmed Control Values 3 8 Testing the Installation 3 10 UGE015 0499 Precision Belt Pullers UNPACKING THE CAUTION Lifting hazard To avoid personal injury or damage to the BOXES puller lift the puller using a forklift or hoist with straps that have been positioned at the puller s center of gravity SS NS S om A AT AMA AN AAA 4 Carefully uncrate the puller and its compo nents The Belt Puller comes fully assembled in a sin gle crate 2 Remove all packing material protective paper tape and plastic Compare contents to the shipping papers to ensure that you have all the parts 3 Carefully inspect all components to make sure no damage occurred during shipping Check all wire terminal connections bolts and any other electrical connections which may have come loose during shipping 4 Record serial numbers and specifications in the blanks provided on the back of the User Guide s title page This information will be helpful if you ever need service or parts 5 You are now ready to begin installation Complete the preparation steps on the next page 3 2 INSTALLATION Belt Pullers UGE015 0499 N WARNING Improper installation PREPARING FOR operatio
17. ORY CONTROL SETTINGS CONTROL SETTINGS If the controller s memory is corrupted by electrical noise or static you may need to reset the control parameters APPENDIX D 1 CONTROL Parameter Default Customer Max RPM external refer S ETTI N G S input secondary mode Max RPM feedback secondary mode CONTINUED Max RPM auxiliary input secondary mode Scaling Format Selection and Control 60 Output format 1 2 61 Primary scaling mode 0 3 62 Secondary scaling mode 0 3 63 Primary display mode 1 2 64 Secondary display mode 1 2 Tuning 65 Gain 66 Reset integral 67 Trim authority Hate threshold Serial Communications 70 Device addresses 71 Baud rate 72 Character format 73 Control mask Alarms and Limits 74 Zero speed logic Scaling Format Selection and Control 75 Primary mode 0 9999 positive offset 76 Primary mode 0 9999 negative offset 77 Secondary mode 0 9999 positive offset 78 Secondary mode 0 9999 negative offset Setpoint Control 79 Setpoint mask 0 2 Analog Input Output 80 Analog output 0 99 function select 81 Analog output range 0 9999 82 Analog output zero 0 2048 83 Analog output span 2048 4095 84 Analog input 0 7 function select 85 Analog input zero 0 2048 86 Analog input span 2048 4095 D 2 APPENDIX FAcTORY CONTROL SETTINGS UGE015 0499
18. WN If the puller is shut down for an extended period of time belts can acquire set If this occurs let the puller run for 20 30 minutes before use This should remove any set from the belts UGEO15 0499 Precision Belt Pullers OPERATION 4 5 MAINTENANCE Preventative Maintenance Schedule 5 2 0 Replacing Belts 5 4 Lubricating Shafts and Fittings 5 6 Replacing Motor Brushes 5 7 Checking Electrical Connections 5 8 UGE015 0499 Precision Belt Pullers PREVENTATIVE WARNING Moving Parts Improper servicing may result in MAINTENANCE equipment damage or personal injury This equipment should be adjusted and serviced SCHEDULE by qualified technical personnel who are familiar with the construction operation and potential hazards of this type of machine Before performing maintenance or repairs on this product disconnect and lock out electrical power sources to prevent injury from unexpected ener gization or start up A lockable device has been provided to isolate this product from potentially hazardous electricity Make sure all safety devices and belt guards are installed before resuming normal operation To maintain the best performance of the puller we recom mend the following maintenance schedule You may need to shorten the time between servicing depending on how often you use the belt puller and the types of material flowing thr
19. all the parameter codes If any values differ from what is listed on the Control Settings page D 1 contact Conair Service immediately UGE015 0499 Precision Belt Pullers INSTALLATION 3 9 TESTING THE INSTALLATION 3 10 INSTALLATION DANGER Pinch Hazard ome Never remove or disable safety devices to sustain production Operating without these devices could lead to hazardous conditions that can cause severe injury Take all neces sary precautions when working around mov ing parts to prevent body parts and clothing from being pulled into the machine 1 Make sure all components are installed according to assembly drawings Check all bolts on the puller for tightness 2 Check that puller is firmly anchored into posi tion with the floor locks 3 Check that all wiring conforms to electrical codes and all wiring covers are in place 4 Turn on the main disconnect Plug in the main power cord and turn on the main disconnect The display should fully illuminate and perform its bootup routine 5 Check that the E Stop button is in the out extended position 6 Press Start button The belts should begin to rotate If the puller is not working properly at any time turn it off immediately and refer to the Troubleshooting section of this User Guide If you do not encounter any problems proceed to the Operation section Precision Belt Pullers UGE015 0499 OPERATION The Puller Control 4 2 Sta
20. anties with respect to the equipment express or implied arising by operation of law course of dealing usage of trade or otherwise including but not limited to the implied warranties of merchantability and fitness for a particular purpose WARRANTY INFORMATION UGE015 0499 The digital belt gap sensor uses a linear scale attached to both belts to measure the relative distance between the belts The relative distance 1s shown in thousandths of an inch 001 The sensor has five buttons On Off Turns the device on and off Mode Press to choose the readout in decimals frac tions or millimeters Press to move up one engineering unit 0 Press to zero the reading Because all measure ments are relative the sensor can be set to zero at any time by pressing this button press to move down one engineering unit Readings displays on the digital display For more information refer to the belt gap sensor manual UGE015 0499 Accurate EE BELT ADJUSTMENT OPTIONS USING THE DIGITAL BELT GAP SENSOR APPENDIX B 1 ADJUSTING THE PNEUMATIC UPPER BELT ACTUATOR APPENDIX B 2 You can adjust the speed of the air cylinder assembly that operates the upper belt boom assembly Choose which airline you want opened Move the handle shown to direct the air through the tubing When the handle is in the upper position air is open to the top air line and closed to the bottom airline Mo
21. e Threaded rods control the distance between the upper and lower belts On model 3 20 the top and bottom belts open from a common fixed center On models 4 26 and 6 39 each belt adjusts independently allowing the operator to fine tune the machine height Two opposing belts move the extrusion through the puller Standard Poly V belts have grooves that 4 ijas fit the teeth on the rolls NU preventing side to side movement Pulled material goes to the cutter Guide rollers position the extrusion in the center of the belt path An optional four speed transmission vertical drive system only enhances pulling force and speed regulation over a wide range of speeds The sized and cooled extrusion enters the puller from the upstream side Anti backlash bearings lower front improve cut length accuracy and minimize interruption 7 Z7 m M My QUA ATM UGE015 0499 Precision Belt Pullers DESCRIPTION 2 3 BELT PULLER FEATURES a D m AK E 8 Eye level Controls Belt adjustment Vertical drive Safety switch Emergency Stop Upper belt guard 9 lt Safety cable and plug LI Entrance guide rollers Lower belt guard a Start Stop buttons L E o A IE Lower bearing grease fitting Afra WWW WAWWWWWJeda laws N ANAN LULAN UKANAKANAN UNAN ANAN SIN
22. e extruder and any sizing equipment and upstream of the cutter You must consider optional equipment and product type to distance determine the best spacing between the equipment between puller and cutter For flexible products the puller should be as depends on close as possible to the cutter pronuot pe For rigid products leave enough space between og the puller and the cutter to allow the product to flex during the cutting cycle It may be necessary to allow 6 8 feet between the puller and cutter EE ER EA N N z N N N S 2 S A210 24 inches When operating with an optional laser gauge or sage ween n lleratid lasi diameter gauge allow 1 to 2 feet 305 to 610 mm gauge or sizing equipment between the laser gauge and the puller UGE015 0499 Precision Belt Pullers INSTALLATION 3 3 INSTALLING THE PULLER Tools for installation 3 16 or 18 inch adjustable wrench 3 Set of Allen wenches 3 4 INSTALLATION CAUTION Lifting hazard To avoid personal injury or damage to the puller lift the puller using a forklift or hoist with straps that have been positioned at the puller s center of gravity 1 Move the puller into position Place the belt puller downstream of the extruder and upstream of the cutter in the position determined during preparation 2 Measure the centerline height of the extruded product as it exits the extrusion line Make s
23. e power is still on enclosure Inspect all wires and connections Look for loose wires burned con tacts and signs of over heated wires Have a qualified electrician make any necessary repairs or replacements enclosure door 5 Inspect the exterior power cords Cords should not be crimped exposed or rubbing against the frame If the main power cord runs along the floor make sure it is not positioned where it could rest in pooling water or could be run over and cut by wheels or casters Precision Belt Pullers UGE015 0499 TROUBLESHOOTING Before Beginning 6 2 A Few Words of Caution 6 2 Diagnostics Identifying the Cause of a Problem 6 3 Operation Problems 6 4 Product Quality Problems 6 6 Repair Restoring Default Memory Settings 6 7 Restoring User Specific Memory Settings 6 7 Advanced Procedure PID TUNING AA E 6 8 UGE015 0499 Precision Belt Pullers 6 1 I EF O RE You can avoid most problems by following the recommended installation operation and maintenance procedures outlined in this User Guide If you have a problem this section will help B EG INNI NG you determine the cause and tell you how to fix it Before you begin troubleshooting J Find any wiring parts and assembly diagrams that were shipped with your equipment These are the best reference for correcting a
24. en the screws holding the access covers on each side of the motor housing and remove the covers 3 Remove the spring clips 4 Examine the brushes If one or both of the brushes are less than 1 4 in long replace both brushes 5 Replace the covers UGE015 0499 Precision Belt Pullers MAINTENANCE 5 CHECKING ELECTRICAL CONNECTIONS 5 8 MAINTENANCE M WARNING Electrical hazard Before performing any work on this product dis connect and lock out electrical power sources to prevent injury A lockable device has been provided to isolate this product from potentially hazardous electricity N WARNING Improper servicing may result in equipment damage or personal injury This equipment should only be adjusted and serviced by qualified technical personnel who are familiar with the construction operation and potential hazards of this type of machine All wiring disconnects and fuses should be installed by qualified electrical technicians in accordance with electrical codes in your region Always maintain a safe ground Do not operate the equipment at power levels other than what is specified on the machine serial and data plate 1 Disconnect and lock out the main power 2 Open the electrical 3 4 Close the electrical Turn the main power disconnect to the off position before opening the electrical enclosure on the back of the puller This is a safety device to prevent you from opening the doors if th
25. es and profiles up to about 2 inches in diameter through a vacuum sizing tool Larger sizes may be accommodated for free extrusion process es having little or no drag against a sizing tool The belt pullers are limited by the traction length the length over which the extrusion is in contact with the puller belts which 1s fixed for a particular model Conair Precision Belt Pullers are available in three sizes MODEL BELT WIDTH TRACTION LENGTH 3 20 3 in 20 in 4 26 4 in 26 in 6 39 6 in 39 in The approximate length the belts are in contact with each other The outer surface of the puller belt material will affect puller performance Softer ow durometer materials provide good grab but will wear more quickly and may tear if the belt jams Harder materials last longer but may not grab the extrusion properly NI KI NS S N Poly V belts are standard on the Precision Belt Pullers Other materials are available See Choosing Belt Materials in the Appendix for more information Precision Belt Pullers UGE015 0499 Two opposing belts pull the extrusion through the line based OW IT Wo R KS on the speed set at the puller s M Trim control In the Master Scaling format the M Trim compares the setpoint value to the actual motor speed and adjusts the motor drive The M Trim displays linear speed ft min or motor rpm four speed trans mission in English or metric units depending on customer preferenc
26. fied electrical technicians in accordance with electrical codes in your region Always maintain a safe ground Do not operate the equipment at power levels other than what is specified on the machine serial tag and data plate WARNING Voltage Hazard This equipment is powered by three phase alternating current as specified on the machine serial tag and data plate A properly sized conductive ground wire from the incoming power supply must be connected to the chassis ground terminal inside the elec trical enclosure Improper grounding can result in sever personal injury and erratic machine operation Always disconnect and lockout power before opening the electrical enclosure or performing non routine procedures such as maintenance 1 4 INTRODUCTION Precision Belt Pullers UGE015 0499 WARNING Electrical hazard Before performing maintenance or repairs on this product disconnect and lock out electrical power sources to prevent injury from unexpect ed energization or start up A lockable device has been provided to isolate this product from potentially hazardous electricity Lockout is the preferred method of isolating machines or equipment from energy sources Your Conair product 1s equipped with the lockout device pictured below To use the lockout device qp 1 Stop or turn off the equipment 2 Isolate the equipment from electri cal power Turn the rotary disconnect switch to OFF or O position
27. high accuracy pulling and feeding The drive motor is C faced to a hollow shaft reducer which directly drives the lower belt drive A two sided timing belt transfers both power and direction to the upper belt Digital belt gap sensor and readout This option allows the operator to set a zero point then measure belt gap in thousandths relative to this point Pneumatic upper belt actuator An arr cylinder assembly that can raise and lower the upper belt boom assembly is available on 4 26 and 6 39 models 4 speed transmission vertical drive systems only The 4 speed transmission can be used to enhance pulling force and speed regulation over a wider range of speed Remote belt speed control This option allows puller speed control at a remote loca tion usually at the extruder Electronic totalizing footage counter This option allows the operator to view how much product has passed through the puller based on input from an encoder The counter may be zeroed at any time Different reducer ratios A particular reducer ratio is selected at the time of pur chase to optimize puller performance in a particular speed range Left to right machine operation This option changes the machine direction from the stan dard right to left extrusion flow See the Appendix and related manufacturer s manuals for additional information regarding these options Precision Belt Pullers UGE015 0499 INSTALLATION Unpacking the
28. ition Controller RAM failed Contact Conair service stopped during power up PROM test O1 01 01 0 dis plays in the digital display Controller PROM checksum com Contact Conair service stopped during parison failed power up RAM test A number dis plays in the digital display Motor does not Check programming code 53 stop See M TRIM USER MANUAL DiAGNOSTICS Motor does not Check programming code 53 run see M TRIM USER MANUAL DIAGNOSTICS 6 4 TROUBLESHOOTING Precision Belt Pullers UGE015 0499 Look in this section when the control or motor is not working Q PER ATION properly Symptom Possible cause Motor runs at wrong speed Motor at correct Maximum rpm incorrect set speed but not ly set fast enough for the extrusion line Motor at correct Minimum rpm is set set speed but not incorrectly slow enough of the extrusion line Motor seems unstable Tach reads incorrectly Display shows Electrical noise is reach 2 or 3 ing controller PROBLEMS Solution Check programming code 53 See M TRim USER MANUAL DIAGNOSTICS Check programming code 11 See M TRim USER MANUAL DIAGNOSTICS Check programming code 10 See the M Trim USER MANUAL DIAGNOSTICS Check PID tuning See ADVANCED PROCEDURE PID TUNING in this section See item 8 M TRIM USER MANUAL DIAGNOSTICS Check control parameters against desired val
29. l buildup under the belts Clean as needed I The bearings for wear replace as needed I The PID Tuning page 6 8 LI If motor brushes are worn I The belts for cracks and wear Replace as necessary UGE015 0499 WARNING This procedure restores the M Trim control to the factory default settings Any user entered parameters or programming will be erased To restore default memory settings 1 Turn OFF power to the puller 2 While simultaneously pressing the Clear and the 7 on the numeric keypad turn the power ON The factory default settings are restored The M Trim control performs the power up routine described in the Operation section Set any user specific memory settings after you have restored the default memory settings Using the Control Settings found on the tables on pages D 1 and D 2 restore your control to it s normal operating state 1 Open the flap at the bottom of the M Trim control 2 Press the Control Select button 3 Enter the desired two digit code number from the tables on pages D 1 and D 2 4 Press the Enter button The two digit code displays in the lower digital display The current parameter value displays in the upper digital display The numeric keypad is enabled If necessary use the numeric keypad to enter a new value CAUTION Press the Enter button within 10 seconds to accept the new number Otherwise the parame ter reverts to the previous value UGE015 049
30. m excellent Yes 173 047 01 Neoprene 40 31 in 8mm white medium excellent Yes 173 047 02 Nitrile 60 31 in 8mm white medium medium Yes excellent 173 047 03 Carboxylated 60 31 in 8mm blue medium medium No nitrile excellent 173 047 04 Carboxylated 70 31 in 8mm blue red excellent medium No nitrile 173 047 05 Urethane 55 31 in mm green excellent medium No 173 047 06 Urethane 70 31 in 8mm green excellent low No 3511 30120 Dual material 50 31 in 8mm brown medium excellent No Belt type Flat 3x49x 243 Grabber 173 039 01 Natural rubber 35 40 243 in tan brown medium excellent No 6 2mm overall 173 039 02 Carboxylated 60 243 in blue medium medium No nitrile 6 2mm overall excellent 173 039 03 Urethane 70 243 in green excellent medium low No 6 2mm overall UGE015 0499 CHoosiNG BELT MATERIALS APPENDIX C 1 CONAIR BELTS CONTINUED Part Material Durometer Covering Color Wear Traction FDA No Thickness Approved Model 4 26 Belt type Poly V 655 L 20 3511 30016 Natural rubber 35 40 39 in 10mm tan brown medium excellent No 3511 30088 Natural rubber 50 55 39 in 10mm tan green medium excellent No excellent 3511 30032 Natural rubber 70 39 in 10mm red excellent medium No excellent 3511 30040 Natural rubber 35 40 39 in 10mm white medium excellent Yes 173 046 05 Neoprene 40 39 in 10mm white medium excellent Yes 173 046 06 Nitrile 60 39 in 10mm white medium medium Yes excellent 173 046 01
31. n or servicing may result in equipment damage or personal injury INSTALLATION This equipment should only be installed adjusted and serviced by qualified technical personnel who are familiar with the construction operation and potential hazards of this type of machine All wiring disconnects and fuses should be installed by qualified electrical technicians in accordance with electrical codes in your region Always maintain a safe ground Do not operate the equipment at power levels other than what is specified on the machine serial tag and data plate You will install the puller on the extrusion line downstream of the extruder and any calibration sizing equipment 1 Make sure the installation area provides J A grounded power source supplying the correct current and voltage Check the serial tag for the cor rect amps voltage phase and cycles All wiring should be completed by qualified personnel and should comply with your region s electrical codes O Minimum clearance for safe operation and mainte nance Allow at least 12 to 24 inches 305 to 610 mm between the downstream end of sizing or cooling tanks and the upstream end of the puller to roll the tank away from the extruder for maintenance Allow at least 36 inches clearance in front and back of the puller for maintenance access to electrical and mechanical systems 2 Determine the correct position for the puller The puller will be positioned downstream of th
32. nd fuses should be installed by qualified electrical technicians in accordance with electrical codes in your region Always maintain a safe ground Do not operate the equipment at power levels other than what is specified on the machine serial tag and data plate 1 Open the puller s electrical enclosure Turn the disconnect dial on the door to the OFF or O position and open the door 2 Insert the main power wire through the tub knockout in the side of the enclosure Secure the wire with a rubber compression fitting or strain relief 3 Connect the power wires to the three terminals indicated on the wiring diagram that came with your machine 4 Check every terminal screw to make sure wires are secure Gently tug each wire If a wire 1s loose use a screwdriver to tighten the terminal 5 Connect the ground wire to either grounding point shown in the wiring diagram UGE015 0499 Precision Belt Pullers CONNECTING THE MAIN POWER SOURCE IMPORTANT Always refer to the wiring diagrams that came with your belt puller before making electrical con nections The diagrams show the minimum size main power cable required for your puller and the most accurate electrical component infor mation INSTALLATION 3 5 ADJUSTING BELT TENSION 3 6 INSTALLATION 4 Adjust belt tension 1 Turn the main power disconnect to the off position 2 Remove the belt guards Remove
33. ndicate tasks or steps J An open box marks items in a checklist e A shaded circle marks items 1n a list You must be familiar with all safety procedures concerning installation operation and maintenance of this equipment Responsible safety procedures include Thorough review of this User Guide paying particular attention to hazard warnings appendices and related dia grams Thorough review of the equipment itself with careful attention to voltage sources intended use and warning labels Thorough review of instruction manuals for associated equipment Step by step adherence to instructions outlined in this User Guide Precision Belt Pullers UGE015 0499 We design equipment with the user s safety in mind You can avoid the potential hazards identified on this machine by fol AN ATTE NTI O N z lowing the procedures outlined below and elsewhere in the RE AD THIS SO NO User Guide ONE GETS HURT DANGER Moving parts pinch hazard Safety devices have been installed on this machine to prevent injury that could result from clothing or the operator becoming caught in moving traction belts Never remove or disable safety devices to sustain production Operating without these devices could lead to hazardous conditions that can cause severe injury e Walk through style belt guards protect from injury but also allow side entry for ease of operation Upper and lower belt guards independently protect the opera
34. nformation including but not limited to the implied warranties of merchantability and fitness for a particular purpose Copyright 1999 THE CONAIR GROUP INC All rights reserved INTRODUCTION ee ee ee ee ee ee ee Purpose of the User Guide 424246444006 EK BANGKA 1 2 How the Guide is Organized 00 0000 ae 1 2 Your Responsibilities as a User 1 2 ATTENTION Read this so no one gets hurt 1 3 How to Use the Lockout Device 1 5 DESCRIPTION eee eee eee ee enh What is the Belt Puller on aw ina cem KAKA tee c nC 2 2 Typical Applications llle 2 2 How Siboi MP 2 3 Belt Piller Features a4 cas seb AAYOS 2 4 SUSCI a kA ont Apk mGA NAG bases nsade 2 5 Optional POND HE pama deno 33 9 dee ee oe ees 2 6 INSTALLATION cee ee tl Unpacking the Boxes 2a aues dnm ue rrr DALAGA 3 2 Preparing for Installation 0 00 0008 3 3 Installing the Puller ne se Gta i ee ee es in eee oe 292a a 3 4 Connecting the Main Power 00000 c eee 3 5 Adjusting Belt Tension ss usu td an aw de 3 6 Setting the Belt Gap 2 ne 3 7 Verifying Programmed Control Values 3 8 Testing the Installation 0 0 2 0 0c eee 3 10 OPERATION 002 ee eee een eens dd The Puller COBDEOL usse ete qe ACROPUE E RUP RUD ERE Var RE 4 2 Starting the Puller uuucua oon ted ea he ee mee dcus d 4 3 Viewing Actual Puller Speed
35. ough it Maintenance should be performed anytime you change materials lines or equipment in the extrusion line Daily 0 Inspect puller belts for wear If a belt shows sign of cracks tears or other damage replace it See REPLACING BELTs 3 Check the puller belt tension and belt gap See ADJUSTING THE BELT TENSION and SETTING THE BELT GAP in the INSTALLATION section 0 Verify puller alignment Proper alignment with other equipment on the line is critical for optimum performance Use a plumb line or laser to check for a straight line from the extrusion die to the cutter bushings 0 Verify floor lock settings The weight of the puller should never rest on the casters during operation For stability during pulling and cut ting cycles the puller should rest on the floor locks and pad assembly Verify that the floor locking mechanism is properly adjusted before starting the puller If neces sary use a 16 or 18 inch adjustable wrench to turn the floor locks until the weight is off the casters and the puller reaches the center height of the extrusion line 5 2 MAINTENANCE Precision Belt Pullers UGEO15 0499 Weekly PREVENTATIVE n en MAINTENANCE SCHEDULE Monthly Inspect motor brushes Inspect the motor brushes for wear Replace if needed See REPLACING Motor BRUSHES Semiannual every 6 months O Check electrical cables and terminals Inspect all electrical terminals for tightness Inspect all electrical cables
36. rting the Puller 4 3 Viewing Actual Puller Speed 4 4 Changing the Speed Setpoint 4 4 0 Fine tuning the Setpoint 4 4 Stopping the Puller 4 5 Shutting Down 4 5 UGE015 0499 Precision Belt Pullers THE PULLER CONTROL Numeric Keypad Use the numeric keypad to access control parameters adjust program settings and change the setpoint speed Programming Keypad Flip open the bottom control cover to reveal the programming keypad Code Select LEDs The LED next to the code lights when that code is selected These are not rel evant when the Master Scaling format is used OPERATION The M Trim control is the standard operator interface for the belt puller Instructions for any optional controls can be found in the Appendix of this User Guide Four Digit Display When programming the control the four digit display shows control settings During normal operation it displays either setpoint or actual speed tach Both setpoint and actual speed are expressed as either linear speed ft min or cm min or rpm Speed Buttons Use the Set Speed button to enter and monitor the setpoint speed Pressing the Tach button displays the actual speed When you select one of these the LED in the corner of the button lights Either Set Speed or Tach is active at all times NOTE The actual speed shown is the average speed It is updated once every second Data Entry B
37. rusion line puller See the MAINTENANCE section of this User Guide for detailed information on daily maintenance procedures 1 Plug in the power cord to restore power after any required maintenance 2 Turn on power to the puller Plug in the power cord to restore power after performing any required mainte nance Turn the main disconnect to the ON position The puller control performs its bootup routine 3 Press the green Start button If the puller does not start make sure the E stop button pulled out in the extended position 4 Press the Set Speed button to enable the numeric keypad on the puller control 5 Set the puller speed in ft min or rpm Press the numeric keys to enter the speed The display shows the numbers you entered If necessary press the Clear button to delete any entry 6 Press the Enter button The control accepts the new setpoint and the puller goes to the new speed at a pre programmed acceleration rate UGE015 0499 Precision Belt Pullers OPERATION 4 3 VIEWING ACTUAL PULLER SPEED CHANGING THE SPEED SETPOINT FINE TUNING THE SETPOINT 4 4 OPERATION To view the actual speed of the puller during operation press the Tach button on the control Contrex The LED in the corner of the Tach button lights The Display changes to the actual speed of the puller and 1s updated every to 2 seconds 1 Press the Set Speed button on the control The LED in the corner of
38. s directly related to the operation and maintenance of the standard belt puller IDENTI FYI NG THE This section does not provide solutions to problems that origi C AUSE OF A nate with other equipment Additional troubleshooting help can be found in manuals supplied with the other equipment 2 ROB LEM The main problems you will see with the pullers are Puller operation problems which focus on problems that are clearly related to the puller s mechanical compo nents and electrical control system Product quality concerns which deal with extrudate characteristics that may be related to puller operation Of course other sections of the extrusion line also influence the quality of the extruded product This section does not provide solutions to problems originating with other equipment on the extrusion line Additional troubleshooting help can be found in the compo nent manuals included with this User Guide UGE015 0499 Precision Belt Pullers TROUBLESHOOTING 6 3 Look in this section when the control or motor 1s not workin OPERATION 8 properly PROBLEMS Symptom Possible cause Solution The puller The belt is too tight Check the belt tension loosen creaks while run if necessary See ADJUSTING ning BELT TENSION in the INSTALLATION section The bearings are failing Replace the bearings 4 The puller does The E stop button is Pull out the E stop button not start pushed in Make sure it clicks into pos
39. t 1s loose enough to slide off the puller Continued on next page 5 4 MAINTENANCE Precision Belt Pullers UGE015 0499 REPLACING THE BELTS 4 Remove the belt from the puller Check the rollers and pulleys for buildup especially inside grooves Clean 1f necessary 5 Reverse the process to install the new belt Make sure ribs inside the belt fit properly into grooves Keep tension on front and back sides of the belt as even as possible while tightening the belt tension Turn each rod 5 to 10 revolu tions then switch to the other side 6 Adjust belt tension and belt gap See ADJUSTING THE BELT TENSION and SETTING THE BELT GAP in the NSTALLATION section Reinstall the upper and lower belt guards UGE015 0499 Precision Belt Pullers MAINTENANCE 5 5 Lu BRICATING You should check the shafts and grease fittings weekly and lubricate as needed SHAFTS AN D Lubricate thread rods and vertical shafts with Never Seize or ITTINGS an equivalent lubricant Lubricate the vertical shaft drive boxes with a high tempera ture grease such as Mobil grease 28 or an equivalent You can use regular grease on all other locations WW AAA AAA 5 6 MAINTENANCE Precision Belt Pullers eS Check the motor brushes If one or both is less than 1 4 in R E PL ACI NG long replace both brushes MOTOR BRUSHES To replace the motor brushes 1 Turn the rotary disconnect to OFF 2 To access the brushes loos
40. the Set Speed button lights The numeric keypad is enabled Contrex C si pa u 2 Enter the desired setpoint in ft min or rpm If necessary press the Clear to delete any errors Press the Enter button to accept the new setpoint The new setpoint displays Use the Up or Down arrow to adjust the setpoint The setpoint adjusts by one engineering unit each time an arrow is pressed If the Tach button is active the actual speed gradually changes to the new value If the Set Speed button is active the setpoint changes immediately NOTE These keys are always enabled to change the active setpoint Because they provide only slow scroll speeds use them for fine tuning Precision Belt Pullers UGE015 0499 Always stop the puller before changing gears To change gears follow directions on puller Move the handle into neu U SING THE tral then push in or out and left or right to change to the desired gear FOUR SPEED TRANSMISSION OPTIONAL WARNING Safe Stopping STOPPING THE Do not use any part of the guard circuit or the rotary disconnect to stop the belt puller PULLER Use the recommended procedure to assure a safe stopping 1 Remove extrudate from the puller 2 Press the red Stop button 3 Turn rotary disconnect to OFF To shut down the puller perform the stopping procedure listed above No additional steps are necessary if the puller is shut SH UTTI NG down for short period of time DO
41. the screws attaching guards to unit four on each guard top bottom front and rear Disconnect the safety cable on the upper guard Lift off and remove guard 3 Check belt tension Use a tension measuring tool Belts should be just tight enough to prevent slipping and the gap between the upper and lower belts should be even across the width of the belt NOTE Loose belts cause belt and product to slip over tightened belts result in distorted product and can lead to premature bearing failure if necessary Adjust tension by turning the threaded tension rods Keep tension on front and back edges top and bottom belts as even as possible 5 Fine tune tension Lower the belts to a gap of about 1 8 in 3 mm See Setting the Belt Gap Check the appearance of the belt gap From the upstream end look down the length of the belts The shape of the gap should not be concave over tightened or convex too loose Adjust the tension until the gap 1s even and measures 1 8 in Check tension and readjust as necessary Precision Belt Pullers UGE015 0499 The belt gap should be set to the dimensions of the extruded product being careful not to make the gap so small that the SETTI NG TH E pressure causes distortion in the product IB ELT G AP For the 3 20 puller The upper and lower belt boom assemblies are con trolled by a common threaded rod The upper and lower belts move away from each other or toward each
42. tor from being caught in the belts or associated driven sheaves The power cord is attached to the upper guard by a receptacle on the rear side of the guard You must disconnect this power cord to remove the upper belt guard ensur ing that the puller will not start if the upper guard is not in place Units equipped with the optional direct drive system have a guard covering the drive belt The flip up safety switch on the discharge end of the upper belt guard allows operation only when in the down position If a finger or piece of clothing is caught on the upper belt and drawn in the guard flips up and imme diately shuts off the power to the belt drive The emergency stop E stop button is locat ed on top of the upper belt guard at the upstream end When pressed it works in parallel with the flip up guard to disconnect power to the belt drive The E stop must be physically pulled up to reset the switch and start the puller again Continued on next page UGE015 0499 Precision Belt Pullers INTRODUCTION 1 3 ATTENTION WARNING Improper installation operation or servicing may result in READ THIS SO NO equipment damage or personal ONE GETS HURT injury This equipment should only be installed adjusted and serviced by qualified technical personnel who are familiar with the construc tion operation and potential hazards of this type of machine All wiring disconnects and fuses should be installed by quali
43. ues If val ues have changed restore the original settings See RESTORING Memory SETTINGS in this section UGE015 0499 Precision Belt Pullers TROUBLESHOOTING 6 5 PRODUCT QUALITY PROBLEMS 6 6 Symptom Annular rings present on the extrudate Wall thickness fluctuation on the extrudate Diameter fluctu ation on the extru date TROUBLESHOOTING Look in this section when the extrudate shows annular rings in the cross sectional cut of the product Possible cause The belt puller is too close to the cutter The anti backlash bear ings are not working properly There are variations in the speed of the puller There are variations in the speed of the puller Precision Belt Pullers Solution If the extrudate is interrupted stopped during processing annular rings can develop especially on a thin walled product Slightly increase the distance between the puller and the cutter and test the product until the distance 1s Correct Stop the puller and try to move the lower belt by hand The lower belt should not be able to travel backwards when you try to move it If 1t does the anti backlash bearings must be replaced Contact Conair Service Check Ld The PID Tuning 1 If motor brushes are worn 1 The belts for cracks and wear Replace as necessary J For material buildup under the belts Clean as needed I The bearings for wear replace as needed Check J For materia
44. ure all equip ment on the extrusion line is aligned to this height Use a plumb line or laser to check for a straight line from the extrusion die through each line component 3 Align the puller with the centerline height of the extrusion line Adjust the puller s floor lock caster assembly to the center height of the extru sion line using a 16 or 18 inch adjustable wrench Turn the floor locks until the puller reaches the center height of the extrusion line IMPORTANT Never operate the puller on casters Always use the leveling jacks to support the puller Once the correct height is reached adjust the pad assembly to remove the weight from the casters 4 Adjust the belt puller entrance guide rollers to insure consistent guidance of the product along the centerline Precision Belt Pullers UGE015 0499 WARNING Electrical hazard Before performing any work on this product dis connect and lock out electrical power sources to prevent injury from unexpected energization or start up A lockable device has been provided to isolate this product from potentially hazardous electricity N WARNING Improper installation opera tion or servicing may result in equip ment damage or personal injury This equipment should only be installed adjusted and serviced by qualified technical personnel who are familiar with the construction operation and potential hazards of this type of machine All wiring disconnects a
45. uttons The Clear button deletes the value showing on the digital display that you have just entered The Enter button to confirms and accepts data values Scroll Buttons Use the Up and Down scroll buttons to adjust the active setpoint displayed on the digital display by one engineering unit These buttons are always enabled Two Digit Display Run The two digit display Jog EI shows the active Preset programming code Limit Alarm CODE Dev Alarm SELECT Code Select Button Use this button to enter the desired programming code Programming codes This table lists the major codes for you to choose See Appendix B for a complete listing of codes Precision Belt Pullers UGE015 0499 DANGER Moving Parts Hazard STARTING O O Take all necessary precautions when working around moving parts to prevent body parts THE PULLER and clothing from being pulled into the machine Always disconnect and lock out the main power source before performing maintenance on the puller Never remove or disable safety devices to sustain production Operating without these devices could lead to hazardous conditions that can cause severe Injury Before you start daily operation of the puller you should J Inspect the puller belts J Check puller alignment with the extrusion line J Assure the floor locks are properly engaged J Thread the extrudate through the sizing equipment puller and an other devices on the ext
46. ve the handle to the down position and the air is closed to the top air line and open to the bottom air line Open up the back of the puller and set the speed of the air cylinder assembly by adjusting the flow control valves on the cylinder Upper airline d TIT Ea l T LI i p oe uH Tma Lower airline T I ip A BELT ADJUSTMENT OPTIONS UGE015 0499 When considering puller performance an important concern is the type of puller belt To select the proper belt material you must consider the extrudate s tendency to deform under pres sure For example thin wall profiles and tubing are prone to deformation so you need lower pressures and longer traction lengths to deliver the required pulling force without deforma tion and slippage Various belt materials are available natural rubber neoprene carboxylated nitrile urethane and dual material CHoosiNG BELT MATERIALS To choose the proper belt for your application refer to the table or consult your Conair representative CONAIR BELTS Part Material Durometer Covering Color Wear Traction FDA No Thickness Approved Model 3 20 Belt type Poly V 390 J 32 3511 30008 Natural rubber 35 40 31 in 8mm tan brown medium excellent No 3511 30112 Natural rubber 50 55 31 in 8mm tan green medium excellent No excellent 3511 30064 Natural rubber 70 31 in 8mm red excellent medium No excellent 3511 30072 Natural rubber 35 40 31 in 8mm white mediu
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