Commission The System - Edwards iH80 Instruction Manual

3.13

Commission the system

During some application cycles it is possible that the system may exceed OSHA 1910.95
Occupational Noise Exposure Limits, the EU noise directive
2003/10/EC or other regional noise limits dependant upon the process, duty cycle, installation or
environment in which being operated. A sound pressure survey must be conducted after
installation and, if necessary, controls implemented to ensure that the relevant limits are not
exceeded during operation and that adequate precautions are taken to prevent personnel from
exposure to high noise levels during operation.
1. Switch on the external electrical supply and check that the power OK LED
does not go on, contact Edwards or refer to the Web.
2. Switch on the cooling-water and nitrogen supplies.
3. Ensure that the exhaust-extraction system is not blocked (for example, that valves in the exhaust-extraction
system are open).
4. Ensure that all openings to atmospheric pressure in the foreline vacuum system are closed.
5. Connect the PDT to the front of the iH system
6. Press CONTROL button, press ENTER button, LOCAL CONTROL green LED illuminates, press START, press ENTER.
7. If the iH system starts and continues to operate, continue at
Shut-down the iH system: refer to
Contact Edwards or refer to the Web.
8. Look at the pressure gauge in your inlet pipeline:
If the pressure is increasing, the HCDP pump-motor terminal-box (and/or if you have an iH160, 1000 or 1800
system, the HMB pump-motor terminal-box) is incorrectly wired: immediately shut down the iH system,
correct the electrical wiring, then repeat this procedure from step three again.
If the pressure is decreasing continue at
9. After you have commissioned the iH system:
If you want to continue to operate the iH system, refer to
Otherwise, shut-down the system: refer to
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Edwards and the Edwards logo are trademarks of Edwards Limited.
WARNING
(Figure 6, item 4).
Step
Section 4.3.
Step 9.
Section
Section 4.3.
(Figure 6, item 3) goes on. If the LED
8. If a warning or alarm condition is indicated:
4.1, Step 4.
A590-00-880 Issue D
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