Installation; Introduction - Nordson A7A Product Manual

Nordson a7a airless spray gun product manual

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A7A Airless Spray Gun

3. Installation

Fig. 3 Typical A7A installation

1. Pump

2. Heaters

3. Filter

4. Solenoid

Manual 4-6

WARNING: Allow only qualified personnel to perform the

following tasks. Observe and follow the safety instructions in

this document and all other related documentation.

WARNING: Before installing the A7A gun, ensure that all

pressure is relieved and electrical power is removed from the

system.

NOTE: The fluid line to this gun requires the installation of an approved

pressure relief device set at 117 bar (1700 psi), or at 207 bar (3000 psi)

when using the high pressure kit. The fluid supply hose used with this

gun must have a minimum burst pressure of 117 bar (1700 psi), or

207 bar (3000 psi) when using the high pressure kit.

See Figure 3. The A7A gun is typically used as part of a larger spraying

system. A typical installation is shown below.

5. Regulator

6. Air

7. A7A gun

8. Ball valves

107 966E

Issued 1/98

9. Circulation valve

10. Drain off

11. Coating

0406003A

1998 Nordson Corporation

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