Operation; Troubleshooting - Nordson A7A Product Manual

4. Operation

5. Troubleshooting

1998 Nordson Corporation
All rights reserved
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: Injection. Do not point this device at yourself or
other personnel. Failure to observe this warning may result in
serious injury or death.
The A7A gun operation depends on the system the gun is used with.
Refer to your application system manual for information on operation.
WARNING: Allow only qualified personnel to perform the follo-
wing tasks. Observe and follow the safety instructions in this
document and all other related documentation.
This section contains troubleshooting procedures. These procedures
cover only the most common problems that you may encounter. If you
cannot solve the problem with the information given here, contact your
local Nordson representative for help.
1. Leaking around nozzle or nozzle retaining nut
2. Leaking through exhaust holes in the gun body directly
behind the fittings
3. Spitting
4. On/Off cycle response poor or non-existent
107 966E
Issued 1/98
A7A Airless Spray Gun
Problem
19
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20
20
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Manual 4-6