Nordson MEG II Customer Product Manual
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Nordson MEG II Customer Product Manual

Nordson MEG II Customer Product Manual

Airless spray guns with 10 ft cable
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For parts and technical support, call the Industrial Coating
Systems Customer Support Center at (800) 433-9319 or
contact your local Nordson representative.
This document is subject to change without notice.
Check
http://emanuals.nordson.com
NORDSON CORPORATION • AMHERST, OHIO • USA
 M EG
II Airless Spray
®
Guns with 10 ft Cable
Customer Product Manual

Document Number
Issued 12/21
for the latest version.
1602990-12

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  • Page 1 For parts and technical support, call the Industrial Coating Systems Customer Support Center at (800) 433-9319 or contact your local Nordson representative. This document is subject to change without notice. Check http://emanuals.nordson.com for the latest version. NORDSON CORPORATION • AMHERST, OHIO • USA...

  • Page 2: Table Of Contents

    Nordson Corporation welcomes requests for information, comments, and This is a Nordson Corporation publication which is protected by copyright. inquiries about its products. General information about Nordson can be found on Original copyright date 2012. No part of this document may be photocopied,...
  • Page 3 Updated labels. 04/18 Updated Ball and Seat Replacement procedure. 12/18 Updating torque values for module, seat retainer and nozzle nut. 12/19 Added MEG II FFKM assemblies. 12/19 Added multipurpose nozzle wrench. 12/19 Added reusable CleanSleeve cover. 02/21 Updating torque values for module, seat retainer and nozzle nut.
  • Page 4 Change Record 1602990-12 © 2021 Nordson Corporation...

  • Page 5: Safety

    Intended Use Use of Nordson equipment in ways other than those described in the documentation supplied with the equipment may result in injury to persons or damage to property. Some examples of unintended use of equipment include: •...

  • Page 6: Personal Safety

    • Go to an emergency room immediately. • Tell the doctor that you suspect an injection injury. • Show them this card • Tell them what kind of material you were spraying 1602990-12 © 2021 Nordson Corporation...

  • Page 7: Fire Safety

    • Clean, maintain, test, and repair equipment according to the instructions in your equipment documentation. • Use only replacement parts that are designed for use with original equipment. Contact your Nordson representative for parts information and advice. 1602990-12 © 2021 Nordson Corporation...

  • Page 8: Halogenated Hydrocarbon Solvent Hazards

    Iodine “Iodo-” Check your material SDS or contact your material supplier for more information. If you must use halogenated hydrocarbon solvents, contact your Nordson representative for information about compatible Nordson components. Action in the Event of a Malfunction If a system or any equipment in a system malfunctions, shut off the system immediately and perform the following steps: •...

  • Page 9: Description

    Description See Figure 1. This manual covers the MEG II reduced cavity and extended spray guns with 10 ft (304 cm) cables. These guns are high-speed airless spray guns used to apply water- and solvent-based coatings to the interior surfaces of metal cans.

  • Page 10: Installation

    Mounting See Figure 2. Mount the MEG II gun on the mounting plate, using the two holes in the manifold base. • If you are replacing an A10A, A14A, or A20A spray gun, remove it and use the two socket head screws (2) shipped with the MEG II gun to secure it to the existing mounting plate.

  • Page 11: Electrical Connections

    3. If using the MEG II gun with solvent-based coating materials, install the fuse holder and 1 amp fuse shipped with the spray gun on the terminal block and connect one of the black coil wires to the fuse holder.

  • Page 12: Nozzle And Cleansleeve ® Cover

    4. Fuse holder and 1 amp fuse 7. Seal ring ® spray gun driver) (optional, refer to note below) 8. Meg II Gun 2. Customer-supplied wires 5. Customer-supplied junction box 9. Ground cable 3. Customer-supplied terminal block 6. Lock nut...

  • Page 13: Pressure Transducers

    CO-Plate When the MEG II gun is installed as part of a iTrax spray monitor system, install a CO- plate in the gun manifold to produce a controlled pressure drop when the gun is spraying. Refer to the CO-Plate Selection Chart on page 32 for CO-plate ordering information.

  • Page 14: Operation

    This equipment can be dangerous unless it is used in accordance with the rules laid down in the manual. Operation of the MEG II gun is dependent upon the timer with which it is used. Refer to your timer manual for operation procedures.

  • Page 15: Troubleshooting

    Use the Body with Coil 1. Applicator fails to Service Kit listed on page 25 or the MEG II Reduced Cavity trigger Module Service Kit listed on page 24 to replace the coil.

  • Page 16: Repair

    The pin sockets in the seat are arranged so you can rotate the seat in 45° increments. Each time you install the seat, rotate it one increment to even out wear on the face of the coil body. 1602990-12 © 2021 Nordson Corporation...
  • Page 17 Do not overtighten the nut. 10. If desired, install a CleanSleeve cover over the spray gun following the specified procedure as detailed in the CleanSleeve Cover instruction sheet (108747). Extended Tip Parts Figure 4 Ball and Seat Replacement 1602990-12 © 2021 Nordson Corporation...

  • Page 18: Gun Module Replacement

    Do not overtighten the nut. 10. If desired, install a CleanSleeve cover over the spray gun following the specified procedure as detailed in the CleanSleeve Cover instruction sheet (108747). 1602990-12 © 2021 Nordson Corporation...
  • Page 19 MEG® II Airless Spray Guns with 10 ft Cable Extended Tip Part Figure 5 Gun Module Replacement 1602990-12 © 2021 Nordson Corporation...

  • Page 20: Upper Manifold O-Ring Replacement

    1. Make sure all pressure is relieved and electrical power is removed from the system. 2. Remove the MEG II gun from the spray machine. 3. Loosen the set screw (13) and the gun module nut (12). Carefully pull the gun module (6) out of the gun.
  • Page 21 11. Lower manifold 2. Upper manifold groove 7. Electrical conduit 12. Gun module nut 3. Upper manifold 8. Gland nut 13. Set Screw 4. O-ring 9. Connector body 14. Stop screw 5. O-ring 10. Manifold lock nut 1602990-12 © 2021 Nordson Corporation...

  • Page 22: Parts

    A dash (—) is used when the part number applies to all parts in the illustration. The number in the Part column is the Nordson Corporation part number. A series of dashes in this column (- - - - - -) means the part cannot be ordered separately.

  • Page 23: Meg Ii Reduced Cavity Gun

    MEG® II Airless Spray Guns with 10 ft Cable MEG II Reduced Cavity Gun See Figure 7 and refer to the following parts list. 18 21 Figure 7 MEG II Reduced Cavity Gun 1602990-12 © 2021 Nordson Corporation...
  • Page 24 Quantity Note 1602877 GUN ASSEMBLY, MEG II, reduced cavity, 10 ft — 1613200 GUN ASSEMBLY, MEG II, reduced cavity, 10 ft, FFKM - - - - - - • MODULE, MEG II, reduced cavity 237401 • • NUT, nozzle A, B, C, 945067 •...
  • Page 25 NOTE: A. These parts are included in Service Kit, Module, MEG II, Reduced Cavity (1062094 or 1613308 for FFKM). B. These parts are included in Service Kit, Ball and Seat, MEG II, Reduced Cavity (1062095 or 1613309 for FFKM). C. These parts are included in Service Kit, Body with Coil, MEG II (343993 or 1613311 for FFKM).

  • Page 26: Meg Ii Extended Tip Gun

    22 MEG® II Airless Spray Guns with 10 ft Cable MEG II Extended Tip Gun See Figure 8 and refer to the following parts list. 18 21 Figure 8 MEG II Extended Tip Gun 1602990-12 © 2021 Nordson Corporation...
  • Page 27 NOTE: A. These parts are included in Service Kit, Module, MEG II, Reduced Cavity (1062094 or 1613308 for FFKM). B. These parts are included in Service Kit, Ball and Seat, MEG II, Reduced Cavity (1062095 or 1613309 for FFKM). C. These parts are included in Service Kit, Body with Coil, MEG II (343993 or 1613311 for FFKM).

  • Page 28: Special Tools

    Note — 1062094 SERVICE KIT, MEG II, reduced cavity module — 1613308 SERVICE KIT, module, MEG II, reduced cavity, FFKM — 1075291 SERVICE KIT, module, MEG II, extended tip - - - - - - • MODULE, MEG II 237401 •...

  • Page 29: Ball And Seat Service Kit

    — 1062095 SERVICE KIT, ball and seat, MEG II, reduced cavity — 1613309 SERVICE KIT, ball and seat, MEG II, reduced cavity, FFKM — 1076115 SERVICE KIT, ball and seat, MEG II, extended tip 945067 • O-RING, EPR, 0.375 x 0.50 x 0.063 in.

  • Page 30: Soft Goods Service Kit

    • O-RING, EPR, 5/16-in. tube 1614050 • O-RING, FFKM, 5/16-in. tube 945087 • O-RING, EPR, 3/16-in. tube 1614049 • O-RING, FFKM, 3/16-in. tube NOTE: A. This O-ring is not used with the Extended Tip Service Kit, part 1602883. 1602990-12 © 2021 Nordson Corporation...

  • Page 31: Ptfe O-Ring Kit

    MEG® II Airless Spray Guns with 10 ft Cable PTFE O-Ring Kit See Figure 7. Item Part Description Quantity Note — 1073596 KIT, O-ring, PTFE, MEG gun 940124 • O RING, PTFE, 0.375 X 0.50 X 0.06 in. 1602990-12 © 2021 Nordson Corporation...

  • Page 32: Armature Spring Kit

    900200 • ADHESIVE, threadlocking 1046818 TOOL, armature assembly NOTE: A. This O-ring is not used with the MEG II Extended Tip spray gun, part 1602883. B. The armature assembly tool must be ordered separately. NS: Not Shown 1602990-12 © 2021 Nordson Corporation...
  • Page 33 MEG® II Airless Spray Guns with 10 ft Cable Extended Tip Parts Figure 9 Armature Spring Kit 1602990-12 © 2021 Nordson Corporation...

  • Page 34: Optional Equipment

    See . Item Part Description Quantity Note — 1609137 KIT, fittings, 90 degree routing, MEG II gun — 1613314 KIT, fittings, wet-on-wet, MEG II, FFKM 945064 • O-RING, EPR, 5/16-in. tube 1614049 • O-RING, FFKM, 5/16-in. tube - - - - - - •...

  • Page 35: Cleansleeve Cover

    KIT, cover, CleanSleeve, MEG gun, slip fit, 12 pieces B, D NOTE: A. Single-use cover. B. Reusable cover. C. Includes a total of 500 CleanSleeve covers, in 20 packs of 25. D. Works on MEG II reduced cavity spray guns Nozzle Wrench Part Description Note...

  • Page 36: Co-Plate Selection Chart

    32 MEG® II Airless Spray Guns with 10 ft Cable CO-Plate Selection Chart Use CO-plates with the iTrax spray monitor system. Contact your Nordson representative for more information on CO-plates for your application. Spray Pressure psi (bar) [Spring Range] Nozzle...

  • Page 37: Specifications

    124 mm 0.37 in. 1.85 in. 9 mm 47 mm 1.28 in. 32 mm 5.75 in. 146 mm 0.80 in. 20 mm 1.54 in. 39 mm Figure 12 Gun Dimensions for Reduced Cavity Spray Guns 1602990-12 © 2021 Nordson Corporation...

  • Page 38: Ratings And Label Information

    7.32 in. 186 mm 0.80 in. 20 mm 1.54 in. 39 mm Figure 13 Gun Dimensions for Extended Tip Spray Gun Ratings and Label Information See Figure 14. Figure 14 MEG II Gun Label (1621596) 1602990-12 © 2021 Nordson Corporation...
  • Page 39 Product: Meg Applicator This Declaration is issued under the sole responsibility of the manufacture. Models: Reduced Cavity Meg II, Reduced Cavity Meg II FFKM, Inside Stripe Meg II, Extended Meg II, Meg II Straight Flow Description: Compact airless automatic spray applicators for use with f lammable or non-flammable materials.
  • Page 40 Product: Meg Applicator This Declaration is issued under the sole responsibility of the manufacture. Models: Reduced Cavity Meg II, Reduced Cavity Meg II FFKM, Inside Stripe Meg II, Extended Meg II, Meg II Straight Flow Description: Compact airless automatic spray applicators for use with flammable or non-flammable materials.
  • Page 41 ® MEG II Spray Gun Refer to the MEG II Spray Gun manual 334669 for complete service and parts information. For parts and technical support call (800) 433-9319. A - Soft Goods Kit 343989 B - PTFE Seat O-ring Kit 1073596...
  • Page 42 Description The 0−1000 psi (0−68.9 bar) pressure transducer and amplifier assembly measures the internal hydraulic pressure in a MEG II spray gun manifold and converts it to an electrical output to an iTRAX Spray Monitor. The electrical output is directly proportional to the hydraulic pressure measured by the pressure transducer.
  • Page 43 Calibration should be performed with precision equipment which has been calibrated to standards traceable to NIST (National Institute of Standards and Technology). Contact your Nordson Container Specialist for more information on calibration services. See the table below for warnings and symbols in this instruction sheet.
  • Page 44 Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î 0.80 in. 1.050 in. (20.3 mm) Min. (26.6 mm) Min. MOUNTING HOLE DIMENSIONS Figure 2 Amplifier Mounting Dimensions Part 1602989-02 E 2021 Nordson Corporation...
  • Page 45 4. See Figure 1. Connect the pressure transducer and armored cable to the amplifier. 5. Connect the cordset to the amplifier. Route the cordset to the spray monitor. Figure 3 O-Ring Replacement 1. Pressure transducer 3. Plug 2. O-ring 4. Spray gun manifold Part 1602989-02 E 2021 Nordson Corporation...
  • Page 46 CanWorks junction box: Cordset Wire Color Spray Monitor Terminal White PRESS + Black PRESS − EXC + Green EXC − Silver (shield) PRESS iTrax SM−1 and SM−2 Spray Monitor Spray Monitors Figure 4 Spray Monitor Connections Part 1602989-02 E 2021 Nordson Corporation...
  • Page 47 (Pins B and D). If the voltage is less than 0.995 Vdc at 0 psi or more than 4 Vdc, replace the entire assembly. Wire Color Function EXC + (+14 to +28 Vdc) Black SIG - EXC - Green White SIG + (1 to 4 Vdc) Part 1602989-02 E 2021 Nordson Corporation...
  • Page 48 • O-RING, hot paint, 3/16-in. tube 1034130 • CLAMP, 2 piece, cushioned, transducer NOTE: A. The transducer and amplifier are calibrated as a matched set and cannot be ordered individually. NS: Not Shown Figure 5 Transducer Assembly Parts Part 1602989-02 E 2021 Nordson Corporation...
  • Page 49 0−1000 PSI Pressure Transducer and Amplifier Issued 5/21 Original copyright date 2013. iTRAX, MEG, Nordson, and the Nordson logo are registered trademarks of Nordson Corporation. All other trademarks are the properties of their respective owners. Part 1602989-02 E 2021 Nordson Corporation...

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