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10.3 Start-up
After the installation, pressurisation and opening of the outlet valve procedures are
completed the start-up procedure can be initiated.
Follow the start-up procedure:
• Visually re-check the installation.
• Make certain that the inlet valve is opened.
• Check the manometers to make certain that both towers are pressurised.
• Make certain that the outlet valve is opened.
• Listen for any leaking sound.
• Turn on the electrical power source (if there is a switch) or simply plug in DRY.
11 Decommissioning
To decommission DRY adsorption dryer follow the decommissioning procedure:
• Close valve upstream and downstream from the dryer.
• The dryer should be depressurized within one half-cycle which takes 5 minutes.
• Disconnect the dryer from electric power supply.
• Make sure that the dryer is depressurized by inspecting the manometers on the
upper control block.
To protect the desiccant during storage seal the inlet and the outlet of the dryer.
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