Operation
4-2
Part 1079832_04
E 2015 Nordson Corporation
Starting the Applicator
Starting the applicator involves starting the melter and enabling the
module‐actuating and pattern air supplies. Refer to the melter manual as
needed to operate the melter.
1. Start the melter and heat the system to application temperature.
2. Turn on the pattern air.
3. Turn on the module‐actuating air.
4. Start the melter pump(s).
5. Start the production line.
NOTE: Pneumatic and hydraulic pressure ranges are provided in
Specifications in Section 9, Module.
Shutting Down the Applicator
Shutting down the applicator involves stopping the melter and disabling the
air supplies. Refer to the melter manual as needed to operate the melter.
1. Stop the production line.
2. Stop the melter pump(s).
3. Shut off the module‐actuating air.
4. Shut off the pattern air.
5. Relieve system pressure. Refer to Relieving System Pressure in
Section10, Filter.
6. Shut down the melter.
Adhesive Pattern Adjustment
Use the following techniques to modify the adhesive pattern:
S adjust the adhesive add‐on weight (melter pump speed)
S adjust the electronic control device (timer or pattern controller)
S adjust the pattern air pressure
S adjust the pattern air temperature
S adjust the adhesive application temperature
S change the type of adhesive used
S change the nozzle type or size
S adjust the applicator height
If you experience problems obtaining the desired adhesive pattern, refer to
the pattern control troubleshooting table in Section 9, Module.
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