NovaTec NovaWheel NWB- DC+ Series User Manual Download

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USER GUIDE

MODELS:

NWB- DC+ Series, With NovaTouch™

7” Color Touch Panel PLC

MODELS NWB-25-DC+ through

NWB-300-DC+

NWB-DC Series, With NovaTouch™

4” Color Touch Panel PLC

MODELS NWB-25-DC through

NWB-200-DC

NovaWheel

™

Portable

Dry-Convey Dryers

NWB-DC & DC+ UG 18 JULY 2019

Summary of Contents for NovaWheel NWB- DC+ Series

Page 1: ...7 Color Touch Panel PLC MODELS NWB 25 DC through NWB 300 DC NWB DC Series With NovaTouch 4 Color Touch Panel PLC MODELS NWB 25 DC through NWB 200 DC NovaWheel Portable Dry Convey Dryers NWB DC DC UG 18 JULY 2019 2019 NOVATEC Inc All Rights Reserved ...

Page 2: ...uction manual any relevant addendums engineer ing prints and parts lists together for accurate documentation of your equipment NOTES User Manual NWB DC DC UG 18 JULY 2019 Serial Number s Model Numbers DISCLAIMER NOVATEC Inc shall not be liable for errors in this instruction manual Information can change without notice Novatec makes no warranty of any kind concerning the information contained herei...

Page 3: ...BLY INSTRUCTIONS 8 5 1 Prepare Assemble Machine Mount Receiver 8 5 2 Mount Hopper Receiver Connect Flex Hose and Pickup Wand 8 5 3 Positioning the NWB DC 9 5 4 Install Machine Mount Receiver and Connect Flex Hose 9 6 0 ELECTRICAL CONNECTIONS 10 7 0 PRE COOLER WATER CONNECTIONS 11 8 0 COMPRESSED AIR CONNECTION 11 9 0 HOPPER EXTENSIONS 11 10 0 ADJUSTABLE DIFFUSER CONE POSITIONING 11 11 0 PRINCIPLE O...

Page 4: ... 3 Changing From F to C 13 15 0 NovaTouch CONTROL 14 15 1 System Conventions 14 15 2 Screen Map 15 16 0 INITIAL DRYER STARTUP 15 16 1 Dryer Pre Check 15 16 2 Explanation of Password Levels 15 16 3 WELCOME Screen 16 Pressing METRIC will change F to C 16 16 4 Verify Set Time Date 16 16 5 Auto Start Stop Level 2 16 16 6 Maintenance Schedule setup 17 16 7 Installation Checklist setup 17 17 0 SETTINGS ...

Page 5: ...elements contributing to the smooth operation of the system and that these must be understood in order that installation and operation can proceed successfully The electrical and mechanical components in the NWB DC Series dryers have been manufactured selected and assembled with care to give you excellent service A wide range of NWB DC series dryers have been introduced to enable our valued custom...

Page 6: ...rtment 3 0 UNPACKING for NovaWheel NWB DC DC DRY CONVEY MODELS 3 1 Unpacking 3 1 1 Tools You Will Need for Unpacking Box Cutter Mallet or hammer Tin Snips socket wrench for 150 through 300 model only 3 1 2 Unpacking Instructions 1 Please look for any signs of damage and report to your carrier immediately 2 Unpack the Dryer Hopper 3 Remove shrink wrap and any wood framing attached to the skid 4 Cut...

Page 7: ...7 4 0 BASIC COMPONENTS OF NOVATEC NWB DC DRYER ASSEMBLY ...

Page 8: ... Connect Flex Hose and Pickup Wand 2 A Remove cover plate from top of Material Hopper save bolts and washers then after removing mask ing tape from flapper place Hopper Receiver in hole Align inlet stub to face direction from where material will be pulled Fasten the Receiver to the Hopper using the saved x 20 bolts and washers 2 B Place hose clamp over one end of flex hose and push end of the hose...

Page 9: ...fe operation 5 4 Install Machine Mount Receiver and Connect Flex Hose 5 4 Install Machine Mount Receiver and Connect Flex Hose 3 A Bolt the Machine Mount Receiver to the process machine throat with user supplied bolts 3 B Push one end of the flex hose all the way onto the material inlet stub on the side of the receiver and fasten it securely with a hose clamp supplied 3 C String flex hose to the v...

Page 10: ...wire Full size electrical drawings are included with this Instruction package for the voltage of the dryer you ordered NOTE 3 Phase detection is included on this model If the connection is not correct a pop up alarm will appear on the touch screen upon startup You should immediate ly correct this condition NOTE Please make sure all electrical connections are tight It is not common but a loose conn...

Page 11: ...e connected to the 1 8 NPT inlet 9 0 HOPPER EXTENSIONS If you ordered a hopper extension it will be a bolt on type The extension will be installed at the factory if the overall height of the unit fits into a standard height truck for shipping If the unit is too tall for the extension to be factory mounted it will be shipped in a separate contain er and must be installed at the processor s plant 10...

Page 12: ...he hopper at the bottom and removes moisture vapor from the resin in the hopper The air from the top of the hopper is returned to the dryer where it is filtered passed through the desiccant wheel to remove moisture from the air stream and cooled before the process blower sends the air back through the heater and into the bottom of the hopper again in a continuous process 11 2 Resin Conveying A reg...

Page 13: ...i mize the energy and dew point performance of the dryer 13 6 Conveying Control Provides entry of load dump times and number of attempted loads before No Load Alarm is activated plus Blow Back control if specified 14 0 PRE OPERATING SYSTEM CHECK Once material vacuum hose water and electrical con nections are made the NWB DC Series dryer should be given a final checkout 14 1 Starting The Dryer Turn...

Page 14: ...en will appear Proceed as follows 1 Touch the relevant IO field on the screen The numerical screen keyboard opens and displays the current value 2 Set the value You can only operate keys which are visualized in 3D for mat The type of value to be entered determines whether a key is enabled or disabled The following options for entering values are available The current value is deleted when you ente...

Page 15: ...15 15 2 Screen Map For all processor operations ...

Page 16: ...ord factory defaults below should be updated to ensure proper access To do that double tap the after each Level and enter the new password on the alpha numeric screen that will appear You will be prompted to enter the password twice Press to return to USERS MANAGEMENT screen User names and Password factory defaults below should be updated to ensure proper access Level1 1111 Operator Can choose pre...

Page 17: ... Maintenance Schedule setup Press to page forward to set up maintenance schedule 16 7 Installation Checklist setup It is important that each of these things are checked before starting the dryer Choose the material condition that will be run and then the appropriate maintenance schedule for each task NOTE Performing maintenance on regular intervals will enhance dryer performance and life and minim...

Page 18: ...creen To DRYER STATUS Screen To QUICK OPS Screen To Previous Screen Shown 17 2 Users Management Any level can view A setup Function You may want to set passwords for various personnel so they only have access to certain functions To do that double tap the after each Level and enter the new password on the alpha numeric screen that will appear You will be prompted to enter the password twice Press ...

Page 19: ...re Manager is an option that must be ordered in advance Alarm Settings are pre set at NOVATEC but Level3 personnel can adjust the settings No security to view these pages but Level 2 and up required to make changes 17 4 Touch Screen Settings You can calibrate Touch Brightness and turn Sound ON or OFF If the screen is dirty a button allows you to clean it without disturbing the settings Press to ac...

Page 20: ...seconds that the station T valve remains open while the material purge valve is closed to material flow It allows for the purging of material from the conveying line after the Load Time has expired This time is relative to the distance from the material purge valve to the receiver and how smoothly the material flows Default time is 10 sec Dump Time this is the time that the material takes to fall ...

Page 21: ...onnel can change recipes 18 5 Dryer Status Screen This screen is widely used by processors Access by pressing the dryer image on the Quick Op screen or on ANY screen All of the dryer parameters can be monitored Reactivation inlet and outlet temperature Process inlet and outlet temperature System dew point Calculated desiccant wheel RPH The graphics on this screen will change appearance in accordan...

Page 22: ...ence is as follows 1 Stop the motor involved you cannot adjust the set point while the motor starter is active 2 Press the reset button for more than 2 seconds but less than 6 to show the current set point The 4 lights on the front of the controller will now indicate the adjustment The chart on the next page shows the light codes 3 Press the reset button for 6 seconds until the green power light f...

Page 23: ... in your dryer maybe slightly different the high temp limit switch will look like this Press the black button to reset It will not click or make any noise but pressing it will reset it Acknowledge the message on the message screen If the error reappears you will need to troubleshoot why the switch is tripping 1 Reset the HTL switch and check continuity 2 Check the 24 VDC signal to the HTL switch 3...

Page 24: ...e Department Every 2 weeks Hose Tubing Clamps Check for leaks or holes Tighten or replace as necessary Every 2 months Hopper Gaskets Seals Check for leaks Repair or replace as necessary Every 2 months Pellet Screen Locate wire mesh at hopper return air outlet and clean with compressed air Every 2 months Rotor Drive Chain Sprockets Lubricate Every 6 months Rotor Seals Do Not Disturb Except in an Em...

Page 25: ...rain on front 21 6 Chain and Sprockets Chain Drive Sprocket Drive Motor Tension Assembly Chain and sprockets Should be lubricated every 6 months 21 7 Desiccant Rotor The state of the art desiccant rotor supplied with NWB DC series dryers will last very long under ideal condi tions Due to the nature of desiccant and honeycomb matrix they make very good filters The life of desiccant is directly rela...

Page 26: ... top plate assembly 21 11 Seal Replacement The top and bottom silicon PTFE coated fabric flat seals which separates the process from the reactivation purge compartments Normally they do not require ser vice or replacement However should damage occur or if air leakage is suspected of causing poor performance the seal should be replaced using the following proce dure 1 Remove rotor from the cassette...

Page 27: ...temperature for material being dried Hopper is running almost empty See 6 below Inspect clean replace filters as necessary Check all gaskets filter cover hopper doors and hopper lids and repair or replace damaged gaskets Replace hose Tighten hose connections Add material to hopper and control the level higher 6 High dew point in process air from dryer into hopper High inlet temperature to the whee...

Page 28: ...tomers in whatever manner is deemed most expedient to overcome any issues in connec tion with our equipment Warranty Periods Note All warranty periods commence with the shipment of the equip ment to the customer 5 YEAR Except 1 Year on Non Novatec Buy Out Items Resin Drying to Include NovaWheel Dryers Dual Bed Dryers NovaDrier NDM 5 Membrane Dryer Gas Fired Process Heaters Gas Fired Regeneration H...

Page 29: ...cuum seal edge is damaged from mishandling We do not warranty canisters damaged from improper handling We do however warranty the seals 3 LOAD CELLS on our WSB s are covered by Novatec standard warran ty as long as they have not been damaged from improper handling 4 Desiccant Wheel Warranty will be void if the wheel has been exposed to plasticizer dust or other contaminants as a result of negligen...

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Page 32: ...tream 222 East Thomas Avenue Baltimore Maryland 21225 www novatec com Phone 410 789 4811 or 800 938 6682 24 Hour service 800 938 6682 Fax 410 789 4638 Email Parts parts novatec com Service service novatec com Sales sales novatec com ...

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