3M™ Scotch-Weld™ PUR Easy 250 Adh Applicator User`s Manual
Contents
1. 7S 8 Manual before servicing eh MH Me ey M i Seg i A 13 Inspect all wire connections for loose or disconnected wires by making certain screws in all connector blocks are securing the wires properly If any connections are loose and have pulled out of connector blocks reconnect and tighten connection per wiring diagram Connector Block Connector Block 34 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator User s Manual 3M 2007 January 14 Use volt ohm meter to check the heat tube assembly Place one probe in upper left position of two pole connector blocks With the other meter probe touch the connector on upper right side of two pole connector Two Pole Connector 15 If no continuity exists and applicator is still within the 12 month warranty period Contact your nearest 3M sales representative or authorized 3M Scotch Weld Polyurethane Reactive PUR Adhesive distributor If applicator is past the 12 month warranty period contact your nearest 3M sales representative or authorized 3M Scotch Weld Polyurethane Reactive PUR Adhesive distributor to inquire about a refurbish program AWARNING If continuity does exist proceed to the next step Disconnect air and electrical power and make sure applicator has cooled to room temperature before servicing Failure to 16 Using a volt ohm meter to check on off switch first push switch to on pos2. 3M 120V USA 7 7 100V JAPAN Scotch Weld Polyurethane Reactive PUR Easy 0 Adhesive Applicator User s Manual Use only with 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesives Please read all instructions before using Table of Contents Important Safety Instructions 00 6 6 6c c cece eeann nnne erarnan rrer rerne 1 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive 1 3M Scotch Weld PUR Easy 250 Adhesive Applicator Operation 1 Scotch Weld PUR Easy 250 Adhesive Applicator Servicing 2 Grounding 1507161005 455 3 25 gt a T a tee ahead eRe teen E 4 5 Loading Applicator and Dispensing with New 1116056 6 8 Reloadime AppicalOl Gateret ereterer acetal aera aret ered E i 9 15 Cold Carthdse Reload iieri t tba bata b ets bets hts dake bs 9 13 Preheated Carttidee Reload 2 gt 2 5 2 4 6 4 4 6 2 as 14 15 ease oe ee Ie ee IP Ie Ea 15 Nozzle Removal and Replacement 16 Applicator Diagram and Replacement Parts 115 0 00000 eae 17 Parts and ACcessones 3 c 004 2200c0cdcaradatea ate 1818000 18 19 Operator Productivity and Comfort gt 20 TTOUDIESHOOUNG serere raro TARARE he eee lee eee eee tad 21 36 Condition 1 No or Low Adhesive Flow Audible Air Leak 22 26 Condition 2 No or Low Adhesive Flow No Audible Air Leak 27 30 Condition 3 Nozzle Dip 22 2 2 0 eel aeee see
3. eee 62 9895 0021 0 10 Swivel 606007 0 62 9845 9934 0 11 Nozzle Shroud 0 0 0 0 cece eee eee 62 9845 0029 8 3M 2007 January 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator User s Manual 17 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator REPLACEMENT PARTS and ACCESSORIES DESCRIPTION STOCK NO CONTENTS Shroud 62 9845 0029 8 3 bag Nozzle 62 9845 0030 6 Housing Swivel Connector 62 9845 9934 0 Wire Stand 62 9895 0033 5 End Cap Seal 62 9895 0004 6 End Cap 62 9895 0003 8 Coupler Filter 62 9895 0001 2 18 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator User s Manual 3M 2007 January DESCRIPTION STOCK NO CONTENTS Air Valve Kit 62 9845 0009 0 On Off Switch 62 9895 0024 4 Kit Power Cord Kit 62 9895 0021 0 Air Supply Line 62 9895 0005 3 Kit 3M 2007 January 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator User s Manual 19 Operating Productivity and Comfort Avoid positions that can produce irritation of nerves muscles tendons and cartilage of shoulder elbow wrist hand and back Avoid e Raised elbow Bent wrist Reaching e Bending over Adjust your workstation so you can e Stand or sit erect e Keep your elbows close your sides e Hold the applicator with a straight wrist 20 3M Scotch Weld Polyurethane R
4. PUR Easy 250 Adhesive Applicator only Do not preheat 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Cartridges in ovens or other heating devices or use in other applicators May cause hazardous conditions 5 Insert adhesive cartridge complete with disposable nozzle into the applicator as shown 6 Adjust the Shroud With a 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive cartridge and Disposable Nozzle loaded in the applicator insert Nozzle Shroud A into Nozzle Housing B allowing approximately 1 16 of the disposable nozzle protruding as shown and tighten set screw C to secure 7 Tighten applicator end cap to ensure a positive seal Allow cartridge to warm for a minimum of 45 minutes 3M 2007 January 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator User s Manual Loading Applicator and Dispensing with New Adhesive Cartridge continued WARNING Do not heat or expose 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive to temperatures or surfaces above 275 F 135 C Vapors of heated material may be irritating to eyes and respiratory tract and may cause asthma like symptoms in persons previously sensitized to isocyanates Do not connect the applicator to air supply with greater than 80 psi air pressure May cause hazardous conditions or damage the applicator Important For disposal of adhesive or adh
5. Reactive PUR Easy 250 Adhesive Applicator User s Manual 21 Troubleshooting continued Condition 1 No or Low Adhesive Flow Audible Air Leak Perform the following steps until adhesive flow is achieved 1 Tighten applicator end cap to ensure positive seal If this does not produce adhesive flow proceed to next step Avoid contact with hot adhesive cartridge applicator tip and metal components May cause burns Important Wear heat resistant gloves and safety glasses when using Ce 3 Inspect inside of end cap for improperly seated or damaged seal Reposition or replace seal if necessary with end cap seal 62 9895 0004 6 If this does not produce adhesive flow proceed to next step Pierce Tube End Cap Seal 22 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator User s Manual 3M 2007 January Avoid contact with hot adhesive cartridge applicator tip and metal components May cause burns Important Wear heat resistant gloves and safety glasses when using Inspect the 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Cartridge for dents or damage and replace with an undamaged cartridge Dented or damaged cartridges will not allow a proper seal and air will leak past the cartridge If air leak occurs at connections on the end cap disconnect air service and tighten connections If the connections or air line is damaged or broken replace wit
6. cause electrical shock Important If you are not sure of proper connections get help from a qualified electrician or service person Do not connect the applicator to 3 Hold air line in its groove at the bottom of the handle when placing air supply with greater than 80 the air side onto the electrical side psi air pressure May cause 0 hazardous conditions or 4 Do not force the housing halves together Recheck position of trigger damage the applicator and valve if they will not mate properly Make sure heat tube is in its proper position if it has been removed Important For disposal of adhesive or adhesive components please read and 5 Replace twelve 12 philips head screws and tighten Do not overtighten screws follow information found on the 6 Connect electrical and air supplies selected 3M Scotch Weld Polyurethane Reactive PUR 7 After sufficient heating up to 35 minutes may be required check for Easy 250 Adhesive MSDS proper operation 3M 2007 January 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator User s Manual 37 Warranty Important Notice Limitation of Remedies Limitation of Liability During Warranty Period Contact your authorized 3M Scotch Weld Polyurethane Reactive PUR Adhesive distributor After Warranty Period The 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator has been engineered to be durable and reliable R
7. in the applicator insert Nozzle Shroud A into Nozzle Housing C allowing approximately 1 16 of the Disposable Nozzle protruding as shown and Avoid contact with hot tighten set screw B to secure adhesive cartridge applicator tip and metal components May cause burns Important Wear heat resistant gloves and safety glasses when using 16 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator User s Manual 3M 2007 January Applicator Diagram and Replacement Parts List End Cap Nozzle Housing 7 Shroud 11 End Cap Seal Swivel 10 Wire Stand 6 Air Valve Assembly 2 Coupler 3 All 3M Scotch Weld Polyurethane Reactive PUR Easy 250 AWARNING Adhesive Applicator Replacement Parts contain replacement procedure Use only 3M specified replacement parts Use of other 1 Air Supply 0 0 ccc cee eee 62 9895 0005 3 replacement parts may cause 2 Air Valve Kit serra curso rsrsrsrsrs iras pee di 62 9845 0009 0 hazardous conditions or 3 Coupler Filter 2222 62 9895 0001 2 damage the applicator 4 End Cap 22 aus s detec ded eesen newex een de ead 62 9895 0003 8 3 End Cap Seal sers 254 os 0 xe nse Gta eee ta cor 62 9895 0004 6 6 Wie Stan coc 0 seas EEE YE 62 9895 0033 5 7 Nozzle Housing 0000 cece ees 62 9845 0030 6 8 On Off Switch sc 10sc2carctacotastaane see ona 62 9895 0024 4 9 Power Cord 0 0
8. kess 31 Condition 4 Continuous Adhesive FloW 0 000 e eee eee eee 31 Condition 5 Slow Adhesive Shut Off 0 0 cece eee eee 31 Condition 6 Applicator Will Not 16846 0 cee eee 31 36 Applicator Reassembly Procedure 2 4 seuss dwsv anes iwevina ys 37 Warranty Important Notice Limitation of Remedies Limitation of Liability 38 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator User s Manual 3M 2007 January Important Safety Instructions SAVE THESE INSTRUCTIONS Read all instructions before using this product 3M Scotch Weld Polyurethane 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Reactive PUR Easy 250 Adhesive Applicator Operation For health and safety information see product label and Material Safety Data Sheet for Scotch Weld AWARNING Polyurethane Reactive PUR Easy 250 Adhesive before using To reduce the risk of electrical shock or injury while operating or servicing the 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator observe the following safety rules AWARNING Use only with 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Cartridges Use with any other materials may cause hazardous conditions Operate and service the applicator only as described in this manual Connect the applicator only to a properly grounded outlet Do not unplug the applicator by pulling on th
9. not clean or remove 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive with heat flame or solvent May cause hazardous vapors or fire Cured adhesive in the disposable nozzle could cause adhesive flow to become slow or stop Remove old plugged disposable nozzle and install new disposable nozzle 62 9845 003 1 4 If air flow to end cap does not occur when trigger is pulled check to see that applicator is properly connected to a pressurized air regulator If connections are properly made and pressure is at 30 psi minimum proceed to next step Remove end cap from applicator Place a 7 16 inch open end wrench on swivel fitting Hold fitting with wrench and turn end cap in direction of arrow in diagram Remove end cap and set aside 28 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator User s Manual 8M 2007 January 8 Hold swivel and point in a direction away from you and others in the work area and actuate the trigger If a steady stream of air flows from the swivel replace the end cap 62 9895 0003 8 If no air flows from the quick exhaust valve proceed to next step 9 Remove swivel from air line fitting by holding the fitting with a 7 16 inch wrench while rotating the quick exhaust valve as shown in the diagram using a 1 2 inch wrench 10 Hold the air line fitting and point in a direction away from you and others in the work area Actuate the trigger If a steady
10. stream of air flows from the fitting replace swivel connector 62 9845 9934 0 11 Inspect end cap to make certain opening through the pierce tube is clean and free of obstruction If obstruction in opening has occurred replace end cap 62 9895 0003 8 12 Reconnect end cap onto swivel connector using reverse procedure found in step 7 3M 2007 January 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator User s Manual 29 Troubleshooting continued 13 Disconnect main air line from air source 14 While holding the brass fitting with a 7 16 inch open end wrench loosen and remove the air coupler filter using a 9 16 inch open end wrench Brass Fitting Air Coupler ies i 15 Connect the brass fitting to air source With end cap removed from applicator and pointed in a direction away from you and others in the work area pull the trigger If steady stream of air flows from the pierce tube replace coupler filter 62 9895 0001 2 If no air flows from the pierce tube proceed to next step 02 16 By conducting the above tests all problems other than the air valve assembly have been eliminated Replace air valve trigger assembly 62 9845 0009 0 Note If after replacing air valve assembly the applicator fails to operate properly contact your local 3M representative 30 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator User s Manual 3M 2007 Janu
11. 23 fax www 3M com industrial 9 Recycled Paper 40 pre consumer 10 post consumer Printed in U S A 3M 2007 38 9019 4132 8 3M and Scotch Weld are trademarks of 3M Company
12. Easy 250 Adhesive Cartridges 7 Push the on off switch to the on position indicated by visible red Use with any other material may portion of the switch cause hazardous conditions NWA INE 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Cartridges should be preheated or used in 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Preheater or 3M Scotch Weld PUR Easy 250 Adhesive Applicator only Do not preheat 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Cartridges in ovens or other heating devices or use in On On Off Off other applicators May cause Switch hazardous conditions 3M 2007 January 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator User s Manual 5 Loading Applicator and Dispensing with New Adhesive Cartridge 1 Select adhesive cartridge and place it on a bench or flat work surface AUuon with the threaded nozzle pointing upward Avoid contact with hot adhesive cartridge applicator 2 Place a punch or similar tool into the nozzle portion of the cartridge tip and metal components as shown May cause burns Important Wear heat resistant gloves and safety glasses when using 3 Tap the punch handle using a hammer mallet or similar instrument until the front aluminum seal of the cartridge has been pierced 4 Select and install a disposable nozzle A provided with the 3M Scotch Weld Pol
13. Wear heat resistant in oP and Installation section of gloves and safety glasses when ia USME 2 Push the on off switch to the ON position indicated by visible red portion of the switch On On Off Off Switch 3 Let the applicator heat for approximately 10 minutes 4 Remove end cap from applicator by unscrewing end cap counterclockwise and removing adhesive cartridge and plastic disposable nozzle lt ENA k matt ae SS 41 A TEN 5 While holding the adhesive cartridge with heat resistant gloves turn plastic disposable nozzle tip counterclockwise to remove and discard plastic disposable nozzle with cured adhesive 6 Select and install a fresh disposable nozzle and thread it clockwise until the base of the nozzle is tight and or flush with the cartridge using supplied nozzle wrench to aid tightening 7 Insert adhesive cartridge complete with plastic disposable nozzle in the applicator as shown 1 hh ie 0 h T gt AS 8 Tighten applicator end cap clockwise to ensure a positive seal Allow cartridge 7 to warm for a minimum of 45 minutes T Follow Dispensing procedure for trouble free operation 3M 2007 January 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator User s Manual 13 Reloading Applicator continued Important Preheated Adhesive will resist flowing through applicator if C artridge Reload total heat history
14. al power or failure to allow applicator to cool before servicing may cause electrical shock or burns Read User s Manual before servicing Do not connect the applicator to air supply with greater than 80 psi air pressure May cause hazardous conditions or damage the applicator Important For disposal of adhesive or adhesive INE components please read and follow information found on the selected 3M Scotch Weld Use only 3M specified replacement parts Use of Polyurethane Reactive PUR Easy 250 Adhesive other replacement parts may cause hazardous MSDS conditions or damage the applicator WARNING Do not modify the plug provided with the applicator or use with an adapter or ungrounded outlet Improper grounding connection of the applicator may cause electric shock Important If the plug will not fit the outlet have a qualified electrician or service person install the proper outlet 2 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator User s Manual 3M 2007 January Grounding Instructions The 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator must be grounded If the applicator malfunctions or INV AN IN Do not modify the plug breaks down grounding provides a path of least resistance for electric provided with the applicator or current to help reduce the risk of electric shock use with an adapter or ungrounded outlet Improper This appli
15. and forth to insure there is not a partial or intermittent i i connection disconnect air and electrical power or failure to allow applicator to cool before servicing may cause electrical shock or burns Read User s Manual before servicing i OO la SS Three Pole VA Y Connector OL 0 p Cr 21 If no or intermittent continuity exists replace power cord assembly 62 9895 0021 0 22 If power cord has continuity but unit still does not heat repeat troubleshooting steps or contact your local 3M representative 36 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator User s Manual 3M 2007 January Applicator Reassembly Procedure The housing assembly is generally in reverse order of the disassembly procedure with the following precautions 1 Make sure the trigger is on the valve button before locating the valve in position Position the valve so the fittings are pointing away from you and down along the inside surface of the housing The flat portion of the hex on the valve should be positioned as shown QAN 4 2 If thermal standoffs have been removed or have come out of housing push the standoffs into position on the heat tube Make sure they are fully engaged with the keys in the heat tube and there is not a gap AWARNING between the opposing standoffs Use only 3 prong grounded plug and properly grounded outlet Failure to use properly grounded plug and outlet may
16. ary Condition 3 Nozzle Drip Condition 4 Continuous Adhesive Flow Condition 5 Slow Adhesive Shut Off Condition 6 Applicator Will Not Heat AWARNING Disconnect air and electrical power and make sure applicator has cooled to room temperature before servicing Failure to disconnect air and electrical power or failure to allow applicator to cool before servicing may cause electrical shock or burns Read User s Manual before servicing This problem may occur after a several day shutdown period because the material around the plunger in the rear of the cartridge has begun to cure This problem should be eliminated after a short period of use or when a new adhesive cartridge is introduced If dripping continues replace disposable nozzle If adhesive continues to flow when the trigger is released one of the following has occurred First remove the applicator end cap If air releases and adhesive flow stops the air valve kit part 62 9845 0009 0 should be replaced If adhesive continues to flow air has gotten in front of the internal plunger This is a result of either a lack of a proper moisture removal system at the applicator air connection or the removal of the adhesive cartridge from the applicator and exposure to moisture or not allowing a 45 minute warm up period After adhesive has stopped flowing remove and replace the adhesive cartridge and follow start procedure If after releasing the tri
17. cator is equipped with a cord having an equipment grounding grounding connection of the conductor and grounding plug The plug must be used with an appropriate applicator may cause electric outlet that is properly installed and grounded in accordance with all state shock and local codes and requirements Important If the plug will not fit the outlet have a qualified electrician or service person install the proper outlet Grounding Pin Grounded Outlet Box Grounded Outlet The Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator is intended for use on a nominal 120 volt circuit and has a grounding plug as shown in the figure above Make sure the applicator is connected to an outlet having the same configurations as the plug Do not use an adapter 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator 120VAC 50 60Hz 1 7A 200W 3M 3M Industrial Adhesives and Tapes Division 3M Center Building 220 5E 06 St Paul MN 55144 1000 3M 2007 January 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator User s Manual 3 Setup and Installation 1 Remove the applicator from its shipping container and inspect for any obvious damage If damaged do not use and immediately contact Do not connect the applicator to your local 3M representative air supply with greater than 80 psi air pressure May cause 2 Connect air coupling provided on the end of the supply ho
18. d or used in 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Preheater or 3M Scotch Weld PUR Easy 250 Adhesive Applicator only Do not preheat 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Cartridges in ovens or other heating devices or use in other applicators May cause hazardous conditions AWARNING 6 Tap the punch handle using a hammer mallet or similar instrument ly 3 Scotch Weld until the front aluminum seal of the cartridge has been pierced Use only 3M Scotch Weld Polyurethane Reactive PUR 7 Select and attach a disposable nozzle A provided with the 3M Easy 250 Adhesive Cartridges Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive onto Use with any other material may the cartridge by turning clockwise until flush with top of cartridge cause hazardous conditions using supplied plastic wrench B to aid in tightening 4 Avoid contact with hot adhesive cartridge applicator B tip and metal components we May cause burns Important Wear heat resistant gloves and safety glasses when using Important Assuring Nozzle is tight and flush with cartridge will reduce adhesive build up in the applicator 10 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator User s Manual 3M 2007 January e 8 Insert adhesive cartridge complete with nozzle into the applicator as Cold Cartridge Reload p Avoid contac
19. e 6 cord Grasp the plug not the cord to unplug 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Cartridges should be preheated or used in 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Preheater or 3M Scotch Weld PUR Easy 250 Adhesive Applicator only Do not preheat 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Cartridges in ovens or other heating devices or use in other applicators May cause hazardous conditions Do not handle the plug or applicator with wet hands Do not use the applicator outdoors or on wet surfaces Do not use the applicator with damaged cord or plug Do not use the applicator if it is not working properly or has been dropped damaged submerged in water or left outdoors 6 AWARNING Do not heat or expose 3M Scotch Weld Use only 3 prong grounded plug and properly Polyurethane Reactive PUR Easy 250 Adhesive to temperatures or surfaces above 275 F 135 C Vapors of heated material may be irritating to eyes and respiratory tract and may cause asthma like symptoms in persons previously sensitized to isocyanates grounded outlet Failure to use properly grounded plug and outlet may cause electrical shock Important If you are not sure of proper connections get help from a qualified electrician or service person AWARNING WARNING Do not clean or remove 3M Scotch Weld Do not use an unapproved
20. eactive PUR Easy 250 Adhesive Applicator User s Manual 3M 2007 January Troubleshooting This part of the User s Manual is divided into five sections to assist in evaluating possible problems with your 3M Scotch Weld Polyurethane WARNING Use only 3M specified Reactive PUR Easy 250 Adhesive Applicator replacement parts Use of other replacement parts may cause If the applicator is heating refer to hazardous conditions or damage the applicator Condition 1 No or Low Adhesive Flow Audible Air Leak Page 22 Condition 2 No or Low Adhesive Flow No Audible Air Leak Page 27 Condition 3 Nozzle Drip Page 31 Condition 4 Continuous Adhesive Flow Page 31 Condition 5 Slow Adhesive Shut Off Page 31 If the applicator will not heat refer to Condition 6 Applicator Will Not Heat Page 31 An applicator diagram and replacement parts list can be found on page 17 Should your applicator require repair replacement parts can be ordered from your local authorized 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive distributor If after following these procedures a problem still exists contact your local 3M sales representative For telephone numbers of the nearest 3M location refer to the back cover of this manual Important Service on this applicator should only be performed by a qualified electrician or service person 3M 2007 January 3M Scotch Weld Polyurethane
21. ecognizing that it will eventually need maintenance we have made it easy to disassemble and repair Should your 3M Scotch Weld PUR Easy 250 Adhesive Applicator require repair you can contact your local 3M representative to order replacement parts or inquire about a refurbish program Important Notice User is responsible for determining whether the 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator is fit for a particular purpose and suitable for user s method of application Warranty With respect to the 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator 3M warrants for 12 months from the date of purchase or use whichever occurs first that this applicator will be free from defects in material and manufacture With respect the 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Refurbished Adhesive Applicator 3M warrants for 30 days from the date of purchase or use whichever occurs first that this applicator will be free from defects in material and manufacture 3M MAKES NO OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE OR ANY IMPLIED WARRANTY ARISING OUT OF A COURSE OF DEALING CUSTOM OR USAGE OF TRADE This warranty does not cover routine maintenance normal wear and tear or damage resulting from accident misuse alteration corrosion lack of reasonable care service performed by a
22. elve 12 Phillips head screws 24 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator User s Manual 3M 2007 January 17 Gently pull to separate the two housing halves f 9 T gt z 00 9 18 Hold the trigger in the upper housing and lift off dA 0 0 2 CD cc eo 0 3M 2007 January 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator User s Manual 25 Troubleshooting continued 19 Lift and rotate the housing 180 degrees clockwise so both sides are open and all components are visible 1 0 A 1 W i R l E o T Mi 7 5 i HL JA We J 5 3 3 A ill l ul j gt ow 4 y 20 Reconnect air supply set at 30 40 psi maximum to help locate air leak WARNING Use only 3M specified 21 Inspect connections and retighten if necessary If air valve is leaking replacement parts Use of other or air line going to end cap is leaking or has been damaged replace replacement parts may cause with air valve assembly 62 9845 0009 0 hazardous conditions or damage the applicator 22 If air supply line has been punctured cut or has been disconnected from air valve assembly replace or reconnect air supply lines or replace with air supply line 62 9895 0005 3 23 After inspecting tightening loose fittings or replacing pa
23. esive components please read and follow information found on the selected 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive MSDS AWARNING Do not clean or remove 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive with heat flame or solvent May cause hazardous vapor or fire For additional health and safety information see product label and Material Safety Data Sheet for Scotch Weld Adhesive used Important For additional health and safety information see product label and Material Safety Data Sheet for Scotch Weld Adhesive used Dispensing 1 After the adhesive cartridge has completely warmed for a minimum of 45 minutes in the Preheater or applicator actuate trigger on applicator for adhesive application For best results set air pressure at 80 psi to start adhesive flow 2 Adjust for desired adhesive flow rate by setting air regulator between 30 psi and 80 psi Note For best results hang the applicator from a tool balancer or stand up by means of the wire stand or bench mount Tool Balancer SX 0 Wire Stand Benchmount Bracket Assembly 62 9895 9950 1 Note Bracket Does NOT come with stand Benchmount Foot N Valve Assembly 62 9277 9930 4 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator User s Manual 3M 2007 January Reloading Applicator Important Cold Cartridge Adhesive will resist flo
24. extension cord with the Polyurethane Reactive PUR Easy 250 Adhesive applicator Use an extension cord which complies with heat flame or solvent May cause with NEC requirements and state and local codes hazardous vapor or fire and other requirements AWARNING Important Use only a properly rated 3 prong grounded extension cord which complies to NEC requirements state and local codes Use of an improper extension cord may cause electrical shock Avoid Contact with Flammable materials Continued on next page 3M 2007 January 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator User s Manual 1 Important Safety Instructions continued Important FOR INDUSTRIAL USE ONLY This 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator is designed exclusively for use with 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesives The use of this applicator with other adhesives or use of this applicator other than for its Intended use may result in unsafe or hazardous conditions ee ee Reactive PUR Easy 250 Adhesive Avoid contact with hot adhesive cartridge applicator tip and metal components May cause Applicator Servicing burns AWARNING Important Wear heat resistant gloves and safety glasses when using Disconnect air and electrical power and make sure applicator has cooled to room temperature before servicing Failure to disconnect air and electric
25. gger on the applicator adhesive continues to flow from the tip for a few seconds before shutting off the air valve kit 62 9845 0009 0 may need replacement This can occur as a result of moist oily or dirty air partially plugging the exhaust system Important Troubleshooting steps should be conducted by a qualified electrician or service person 1 Check electrical outlet If no power contact electrician if outlet has power proceed to next step 2 Push on off switch to on position indicated by visible red portion of switch If no heat proceed to next step On On Off Off Switch Important Remove power cord from grounded electrical outlet and disconnect air supply before conducting any further evaluations or repairs 3M 2007 January 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator User s Manual 31 Troubleshooting continued Disassembly Procedure 3 Remove wire stand by pulling one side just enough to clear wire out of its pivot hole Let the wire settle into the recess just forward of the pivot hole location AAAAAR 1 4 Do the same with the opposite side of the wire stand 5 Pull either side of the wire stand over the housing preferably at the lowest point which is the small groove at the front Remove the wire stand and set aside WARNING Disconnect air and electrical power and make sure applicator has cooled to room temperature befo
26. h air valve assembly 62 9845 0009 0 If air supply line has been cut or damaged replace air supply line 62 9895 0005 3 If air leak occurs inside the handle the two handle halves must be separated by following the disassembly procedure page 24 3M 2007 January 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator User s Manual 23 Troubleshooting continued AWARNING Disassembly Procedure Disconnect air and electrical 9 Remove power cord from grounded electrical outlet and disconnect air power and make sure applicator supply has cooled to room temperature before servicing Failure to 10 Remove wire stand by pulling one side just enough to clear wire out disconnect air and electrical of its pivot hole Let the wire settle into the recess just forward of the power or failure to allow pivot hole location applicator to cool before servicing may cause electrical m shock or burns Read User s Manual before servicing ae ata 5 4 0 11 Repeat the above procedure on the opposite side of the applicator 12 Pull either side of the wire stand over the housing preferably at the lowest point which is the small groove at the front Remove the wire stand and set aside 13 Remove end cap by turning it counterclockwise 14 If possible remove cartridge with attached nozzle from applicator 15 Lay applicator on side so screw heads face upward 16 Unscrew all tw
27. icator only Do not preheat 3M Scotch Weld Polyurethane QO BO Reactive PUR Easy 250 Vil Zee Adhesive Cartridges in ovens or WS hw TA ik z E F oS Tiy other heating devices or use in 2 other applicators May cause a hazardous conditions amp 14 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator User s Manual 3M 2007 January 7 Tighten applicator end cap by turning clockwise as shown Preheated Cartridge Reload Avoid contact with hot adhesive cartridge and metal components May cause burns Important Wear heat resistant gloves and safety glasses when using 8 Dispense adhesive by following the procedure found in the Dispensing portion of the User s Manual found on page 8 Applicator Shutdown ny ig auuion Do not remove cartridge from applicator Cartridge Avoid contact with hot must remain sealed during applicator shutdown adhesive cartridge and metal Failure to do so will allow moisture to cure the adhesive components May cause burns in the cartridge and render it unusable Important Wear heat resistant 1 Push on off switch to off position The red portion of the switch gloves and safety glasses when will no longer be visible using On On Off Off Switch 3M 2007 January 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator User s Manual 15 Nozzle Remo
28. ition indicated by visible red portion of switch Place one probe in upper left position of three pole connector block With the other meter probe touch the connector on upper side right of three pole connector block disconnect air and electrical power or failure to allow applicator to cool before servicing may cause electrical shock or burns Read User s 2 Manual before servicing Three Pole Connector 17 If no continuity exists replace on off switch assembly 62 9895 0024 4 If continuity exists proceed to next step 3M 2007 January 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator User s Manual 35 Troubleshooting continued 18 Using a volt ohm meter to check power cord place one probe in lower left position of three pole connector containing black wire Connect the other probe to the left side of the electrical plug ay Three Pole Xe me DO Move the cord back and forth to insure there is not a partial or intermittent connection 19 If no or intermittent continuity exists replace power cord assembly 62 9895 0021 0 WARNING Disconnect air and electrical power and make sure applicator has cooled to room temperature before servicing Failure to 20 If continuity exists place one probe of the volt ohm meter into lower right position of three pole connector containing white wire Connect the other probe to the neutral side of the electrical plug Move the cord back
29. n unauthorized repair service use of unauthorized replacement parts or accessories or installation use operation or maintenance not in accordance with 3M recommended procedures or use of adhesive cartridges not manufactured by 3M or not subject to 3M quality standards Limitation of Remedies If the 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator is proven to be defective within the warranty period stated above THE EXCLUSIVE REMEDY AT 3M S OPTION SHALL BE TO REFUND THE PURCHASE PRICE OF OR TO REPAIR OR REPLACE THE DEFECTIVE 3M APPLICATOR provided that the defective applicator is at 3M s choice returned immediately to 3M or an authorized service representative designated by 3M or made available at user s premises in a location suitable for servicing Limitation of Liability 3M shall not otherwise be liable for loss or damages whether direct indirect special incidental or consequential regardless of the legal or equitable theory asserted including contract negligence warranty or strict liability 38 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator User s Manual 3M 2007 January Notes 3M 2007 January 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator User s Manual 39 Industrial Business Industrial Adhesives and Tapes Division 3M Center Building 21 1 W 10 900 Bush Avenue St Paul MN 55144 1000 800 362 3550 877 369 29
30. of adhesive cartridge at application temperature exceeds 16 hours total time in preheater and in applicator Properly discard any adhesive cartridge that has been heated longer than 16 hours and replace with a new heated cartridge Avoid contact with hot adhesive cartridge and metal 1 If applicator is cold turn it on and allow to heat for five 5 minutes components May cause burns 2 Unscrew and remove end cap from applicator Important Wear heat resistant gloves and safety glasses when using 3 Remove empty cartridge with attached plastic disposable nozzle from applicator and discard 4 Remove heated 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Cartridge complete with attached plastic disposable nozzle from 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Preheater Follow Cartridge Heating Procedure AWARNING found in the 3M 3Scotch Weld Polyurethane Reactive PUR 3M Scotch Weld Easy 250 Preheater User s Manual Polyurethane Reactive PUR 5 Easy 250 Adhesive Cartridges l should be preheated or used in 3M Scotch Weld 6 Polyurethane Reactive PUR Easy 250 Adhesive Preheater or 3M Scotch Weld PUR Before loading pre heated cartridge into applicator retighten disposable nozzle to prevent adhesive leakage Insert adhesive cartridge complete with disposable nozzle into the applicator as shown Easy 250 Adhesive Appl
31. re servicing Failure to disconnect air and electrical power or failure to allow applicator to cool before servicing may cause electrical shock or burns Read User s Manual before servicing 7 If possible remove cartridge and nozzle 8 Lay applicator on side so screw heads face upward 32 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator User s Manual 3M 2007 January 9 Unscrew all twelve 12 Phillips head screws 10 Gently pull to separate the two housing halves WARNING Disconnect air and electrical power and make sure applicator has cooled to room temperature before servicing Failure to disconnect air and electrical power or failure to allow applicator to cool before servicing may cause electrical shock or burns Read User s Manual before servicing 3M 2007 January 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator User s Manual 33 Troubleshooting continued 12 Lift and rotate the housing 180 degrees clockwise so both sides are NEV 6 open and all components are visible Disconnect air and electrical power and make sure applicator has cooled to room temperature ae at before servicing Failure to T 1 disconnect air and electrical O L B GL power or failure to allow HI H f 1 applicator to cool before D eB H servicing may cause electrical SO O ey SE Hi O shock or burns Read User s
32. rts reassemble handle halves by following Reassembly Instructions See page 37 26 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator User s Manual 3M 2007 January Condition 2 No or Low Adhesive Flow No Audible Air Leak Conduct the following tests if there is NO audible air leak but the applicator heats 1 Check air supply for a pinched line 2 Remove applicator end cap by turning counterclockwise Point the end cap away from you and others in the work area and pull trigger A steady air stream flowing from the pierce tube indicates air valve and air source are in working order Proceed to next step If there is no air flow proceed to page 29 step 8 Do not connect the applicator to air supply with greater than 80 psi air pressure May cause hazardous conditions or damage the applicator 3 Replace and tighten end cap turning it in a clockwise direction Increases air pressure to approximately 80 psi If adhesive begins to Important For disposal of flow readjust to desired pressure If there is still no or low adhesive adhesive or adhesive flow continue to next step components please read and follow information found on the selected 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive MSDS 3M 2007 January 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator User s Manual 27 Troubleshooting continued AWARNING Do
33. se male hazardous conditions or 1 4 inch pipe thread to a filtered regulated and dry air supply damage the applicator Regulator and filter not included Important For disposal of adhesive or adhesive components please read and follow information found on the selected 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive MSDS AWARNING Use only 3 prong grounded plug and properly grounded outlet Failure to use properly grounded plug and outlet may cause electrical shock Important 11 you are not sure of proper connections get help from a qualified electrician or service person icator i A le WARNING 4 Plug applicator into grounded 120 VAC receptacle Do not use an unapproved extension cord with the applicator Use an extension cord which complies with NEC requirements and state and local codes and other requirements 4 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator User s Manual 3M 2007 January 5 Remove end cap from applicator by unscrewing end cap counterclockwise Sram 6 Insert Nozzle Housing with Tip Shroud into rear of applicator and let Avoid contact with hot it drop into position adhesive cartridge applicator tip and metal components May cause burns Important Wear heat resistant gloves and safety glasses when using AWARNING Use only 3M Scotch Weld Polyurethane Reactive PUR
34. t with hot adhesive cartridge applicator tip and metal components O 2 May cause burns gt Important Wear heat resistant ea gloves and safety glasses when using fem E a 9 Tighten applicator end cap to ensure a positive seal Allow cartridge to warm for a minimum of 45 minutes before dispensing AWARNING Use only 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Cartridges Use with any other material may cause hazardous conditions 3M 2007 January 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator User s Manual 11 Reloading Applicator continued WARNING Dispensing Do not heat or expose 3M Scotch 1 After the adhesive cartridge has completely warmed for a Weld Polyurethane Reactive PUR minimum of 45 minutes actuate trigger on applicator for Easy 250 Adhesive to temperatures or adhesive application For best results set air pressure at 80 surfaces above 275 F 135 C psi to start adhesive flow Vapors of heated material may be irritating to eyes and respiratory 2 Adjust for desired adhesive flow rate by setting air regulator tract and may cause asthma like between 30 psi and 80 psi symptoms in persons previously sensitized to isocyanates A WARNING 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Cartridges should be preheated or used in 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesi
35. val Replacement WARNING To remove old Nozzle Housing 1 Warm applicator for five to ten minutes Use only 3M Scotch Weld 2 T ff h 1 Polyurethane Reactive PUR urn off switch and disconnect plug 4 l Remove adhesive cartridge a 250 Adhesive Cartrid ore Loosen set screw A and remove Nozzle Shroud B Note Save Use with any other material may Nozzle Shroud to reinstall or replace with a new one 62 9845 0029 8 cause hazardous conditions WARNING 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Cartridges should be preheated or used in 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Preheater or 3M Scotch Weld PUR Easy 250 Adhesive Applicator only Do not preheat 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Cartridges in ovens or other heating devices or use in other applicators May cause hazardous conditions 5 Using a 13 16 or adjustable wrench rotate nozzle and push Nozzle Housing into adhesive cartridge chamber and remove from rear of applicator To install new Nozzle Housing 6 Insert Nozzle Housing into rear of applicator WARNING Use only 3M specified replacement parts Use of other replacement parts may cause hazardous conditions or damage the applicator To install Nozzle Shroud 7 With a 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive cartridge and Disposable Nozzle loaded
36. ve Preheater or 3M Scotch Weld PUR Easy 250 Adhesive Applicator only Do not preheat 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Cartridges in ovens or other heating devices or use in other applicators May cause hazardous conditions A WARNING Do not clean or remove 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive with heat flame or solvent May cause hazardous vapor or fire Important For additional health and safety information see product label and Material Safety Data Sheet for Scotch Weld Adhesive used Caution Do not connect the applicator to air supply with greater than 80 psi air pressure May cause hazardous conditions or damage the applicator Important For disposal of adhesive or adhesive components please read and follow information found on the selected 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive MSDS 12 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator User s Manual 8M 2007 January Loading and dispensing with partially used adhesive cartridge Avoid contact with hot If applicator has been shut down with a partially used cartridge of adhesive use the following steps to restart adhesive flow adhesive cartridge applicator tip and metal components May cause burns 1 Make sure applicator is plugged into electrical outlet and air 1s connected per instructions Important
37. wing through applicator if Reload total heat history of adhesive cartridge at application temperature exceeds 16 hours total time in preheater and in applicator Properly discard any adhesive cartridge that has been heated longer than 16 hours and replace with a new heated cartridge Avoid contact with hot adhesive cartridge applicator 2 Unscrew and remove end cap from applicator tip and metal components May cause burns If applicator 18 cold turn it on and allow to heat for five 5 minutes Important Wear heat resistant gloves and safety glasses when using AWARNING Use only 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Cartridges Use with any other material may cause hazardous conditions 3 Remove empty cartridge with attached disposable nozzle from applicator and discard Inspect nozzle housing for adhesive build up and clean if needed Replace nozzle housing into the applicator 3M 2007 January 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator User s Manual Reloading Applicator continued 4 Select adhesive cartridge and place it on a bench or flat work surface Cold Cartridge with the threaded nozzle pointing upward Reload 5 Place a punch or similar tool into the nozzle portions of the cartridges as shown AWARNING 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Cartridges should be preheate
38. yurethane Reactive PUR Easy 250 Adhesive onto the cartridge by turning the nozzle clockwise until the nozzle base is tight or flush with the cartridge using the supplied plastic AWARNING wrench B to aid tightening 3M Scotch Weld Polyurethane Reactive PUR a Easy 250 Adhesive Cartridges should be preheated or used in 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Preheater or 3M Scotch Weld PUR Easy 250 Adhesive Applicator only Do not preheat 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Cartridges in ovens or other heating devices or use in other applicators May cause hazardous conditions 6 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator User s Manual 3M 2007 January 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Applicator User s Manual 3M 2007 January AWARNING Use only 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Cartridges Use with any other material may cause hazardous conditions AWARNING Use only 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Cartridges Use with any other material may cause hazardous conditions WARNING 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Cartridges should be preheated or used in 3M Scotch Weld Polyurethane Reactive PUR Easy 250 Adhesive Preheater or 3M Scotch Weld
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