User Manual

Operation 5-15
5.11.2 Shutdown
5.11.2.1 Emergency Shutdown
In case of an emergency or malfunction, press one of the EMO buttons. The EMO buttons are the large
red buttons located on the front panel and rear of the coating system. For more information, see 2.10
Emergency Shutdown.
WARNING! Power is still available to the power supply and to the Power Manager after an
Emergency Shutdown. To fully remove power to the system, all power cords must
be disconnected.
5.11.2.2 Routine Shutdown
Routine shutdown may vary depending on your particular requirements. The system may be left in the
power-on state at the end of the day or turned off completely. However, it is recommended that you
incorporate the following procedure into your production shutdown routine.
To shut down at the end of a production shift (overnight):
If you are using a coating material without pot life limitations, follow these steps for shutdown.
1. Wait for the dispensing program to complete.
2. Verify that all motion has stopped.
3. Unload all boards from the conveyor.
4. Exit ECXP.
5. Turn the Reservoir Air Pressure Switch (Figure 1-8) to the OFF
(0) position.
6. Press the
Stop (0) button on the front panel.
7. Remove the nozzle from the coating applicator.
8. To prevent material from curing inside the coating applicator nozzle, immerse the applicator
in the appropriate solvent in the stainless steel solvent cup.
 If necessary, use a Nordson ASYMTEK nozzle brush (P/N 901905) to remove build-up.
9. Dry the nozzle and inspect the orifice for blockage.
10. Immerse the nozzle in solvent and store it in a safe place.
5.11.2.3 Extended shutdown
If the system will be shut down for several days, or if your coating material has a short pot life, follow the
procedures outlined in the appropriate coating applicator manual for cleaning and maintenance of the
coating applicator and nozzle.