Nordson A7A Customer Product Manual
  1. Manuals
  2. Brands
  3. Nordson Manuals
  4. Paint Sprayer
  5. A7A
  6. Customer product manual

Nordson A7A Customer Product Manual

Single and dual modular automatic airless spray guns
Hide thumbs Also See for A7A:
Table of Contents

Advertisement

Quick Links

Download this manual
A7A Single and Dual Modular
Automatic Airless Spray Guns
Customer Product Manual
Part 1072609- 02
Issued 8/18
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

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the A7A and is the answer not in the manual?

Questions and answers

Subscribe to Our Youtube Channel

Related Manuals for Nordson A7A

Summary of Contents for Nordson A7A

  • 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

    ......Contact Us Notice This is a Nordson Corporation publication which is protected by copyright. Nordson Corporation welcomes requests for information, comments, and Original copyright date 2005. No part of this document may be inquiries about its products.
  • Page 3 Change Record Change Record Revision Date Change 8/18 Added ATEX marking data to Specifications table. Part 1072609- 02 E 2018 Nordson Corporation...
  • Page 4 Change Record Part 1072609- 02 E 2018 Nordson Corporation...

  • Page 5: Safety

    Read and follow these safety instructions. Task- the environment in which it is used. Any approvals and equipment-specific warnings, cautions, and obtained for Nordson equipment will be voided if instructions are included in equipment instructions for installation, operation, and service documentation where appropriate.

  • Page 6: High-Pressure Fluids

    A7A Modular Automatic Airless Spray Gun Personal Safety MEDICAL ALERT—AIRLESS SPRAY WOUNDS: (contd) NOTE TO PHYSICIAN Obtain and read Material Safety Data Sheets (MSDS) for all materials used. Follow the Injection in the skin is a serious traumatic injury. It manufacturer’s instructions for safe handling...

  • Page 7: Halogenated Hydrocarbon Solvent Hazards

    A7A Modular Automatic Airless Spray Gun Action in the Event of a Provide adequate ventilation to prevent dangerous concentrations of volatile particles or Malfunction vapors. Refer to local codes or your material If a system or any equipment in a system MSDS for guidance.

  • Page 8: Description

    Description Nozzles Nozzles are not included with the spray guns. For The A7A single and dual modular automatic spray information on Nordson airless nozzles and help in guns are high-cycle, air-operated, airless spray choosing the correct nozzle for your application, guns.

  • Page 9: Gun Module Components And Operation

    A7A Modular Automatic Airless Spray Gun Gun Module Components and Operation The spray guns consist of a fluid/air/mounting manifold and a gun module. This sectional view shows the main components of the gun modules. Figure 2 A7A Modular Spray Guns 1.

  • Page 10: Installation

    A7A Modular Automatic Airless Spray Gun Installation Figure 3 shows a typical single-gun coating system installation. WARNING: Allow only qualified personnel WARNING: Ground all electrically to perform the following tasks. Follow the conductive equipment in the system. Use safety instructions in this document and all only grounded fluid and air hoses.

  • Page 11: Nozzle Installation

    These procedures cover only the most common problems. If you cannot solve the problem with the information given here, contact the Nordson Finishing Customer Support Center at (800) 433- 9319 or your local Nordson representative for help.

  • Page 12: Single Gun Repair

    A7A Modular Automatic Airless Spray Gun Single Gun Repair 2. Inspect the ball tip and seat. If either are worn or damaged, replace both. The ball tip and seat are a matched set and only sold as a kit. WARNING: Allow only qualified personnel 3.
  • Page 13 A7A Modular Automatic Airless Spray Gun 3. Install the nozzle in the nozzle nut (14), then 4. Install the gun module (1) on the manifold (17) thread the nozzle nut on the seat and tighten it and tighten the screws (15) securely.

  • Page 14: Dual Gun Repair

    A7A Modular Automatic Airless Spray Gun Dual Gun Repair Cleaning and Inspection 1. Clean the wetted parts with a compatible cleaning solution. WARNING: Allow only qualified personnel 2. The ball tips and seats are matched sets. If to perform the following tasks. Follow the either are worn or damaged, replace both.
  • Page 15 A7A Modular Automatic Airless Spray Gun Install the gasket (5) and air cylinder (4). 3. Install the nozzle in the nozzle nut (20), then Install the screws (2) and lockwashers (3) thread the nozzle nut onto the manifold and and tighten the screws securely.

  • Page 16: Parts

    A7A Modular Automatic Airless Spray Gun Parts To order parts, call the Nordson Finishing Customer Support Center at (800) 433-9319 or contact your local Nordson representative. Single Gun Parts See Figure 6. Item Part Description Quantity Note — 1032379 GUN, A7A, stainless steel, LBS, with manifold...
  • Page 17 A7A Modular Automatic Airless Spray Gun SERVICE NOTES: Apply VC-3 thread-locking compound to threads before installing ball tip. Apply VC-3 thread-locking compound to threads before tightening. Apply pipe thread adhesive/ sealant (Loctite High Temp SS567 or equivalent) to threads before installing.

  • Page 18: Dual Gun Parts

    901911 S WRENCH, adjustment, module NOTE A: To replace order 1059498 Service Kit, Gun, A7A, Dual, SS, LBS. B: Included in 1072408 Service Kit, Rebuild, Modular A7A Guns. C: Dowel pin fits into holes in sides of manifolds and joins them together.
  • Page 19 A7A Modular Automatic Airless Spray Gun SERVICE NOTES: Apply VC-3 thread-locking compound to threads before installing ball tip. Apply VC-3 thread-locking compound to threads before tightening. Apply pipe thread adhesive/ sealant (Loctite High Temp SS567 or equivalent) to threads before installing.

  • Page 20: Options

    A7A Modular Automatic Airless Spray Gun Options Part Description Note 159146 Mounting bar, gun, universal 46-cm (18-in.) 901262 Quick exhaust valve 973000 Nipple, steel, schedule 40, in. NPT, 0.75 in. long NOTE A: Use to install quick-exhaust valve. Service Kits...
  • Page 21 Automatic Airless Spray Applicators, A7A Models : A7A Quattro Modular, A7A Dual Modular, A7A Single Modular, A7A Extended Lancing with Spray Monitor Port Description: These are all air operated high pressure airless spray guns. The Lancing one listed above is used for lancing into an object to be coated.
  • Page 22 A7A Modular Spray Guns Service Kits and Parts Single Gun 1056459 Module Service Kit 153031 Gasket 342279 Spring 702118 Lock Nut 138737 Piston Assembly 940157 O-Ring Included in 940105 1072408 O-Ring Rebuild Kit 1039171 Packing Cartridge 940174 320031 O-Ring Ball and Seat Kit...
  • Page 23 A7A Modular Spray Guns Service Kits and Parts Dual Guns 153031 Gasket 342279 Spring 1059498 702118 Module Service Kit Lock Nut 138737 Piston Assembly 940105 O-Ring 940157 O-Ring 1039171 Packing Cartridge 1 Included in 940174 1072408 O-Ring Rebuild Kit 320019...

Table of Contents