Airtec RO Plus l - Atomizers;Hydroflex

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8. Service
8.11 Atomizers/HydroFlex
Check for leaks. • Check all connection are tight.
• Leave it for 10 min and come back, all should be dry.
Check that the pump by-pass is set correctly. • In the front display - Maintenance menu, screen: Adjust By-Pass.
• Make sure that one zone or AHU is spraying water.
• Goto ”Adjust By-Pass” screen.
• Loosen the by-pass.
•
to edit.
•
or until ”Yes”.
• Adjust the by-pass slowly CW until setpoint is reached, time limit 30 sec.
•
or until ”No” or wait until it automaticly returns to ”No”.
•
to exit edit.
• Lock by-pass position.
Adjust By-Pass
Adjust By-Pass Yes
Pressure, Bar XX.X
Check/replace filter for control box. • Check that the ventilator is running uninterrupted and that the filter is clean.
• Replaced one time per year.
Check sensors. • Check that the head of the sensor is clean.
• Check the sensor reading with a calibrated hand held sensor. Put the hand
held sensor next to the system sensor and wait for a while.
• Acceptable variation ± 5 %.
• Check that the sensor reacts when humidity changes - High humidity test.
• Check that the sensor is located in a good position in the room and is reacting
normal.
- If the operation time for a zone is long or not activated normally, that could
indicate that the sensor has an incorrect position.
Fill in AirtecCare checklist 5.1 - 5.18.
Check that the atomizer is operating normal. • Condensing on or around the nozzles/atomizers.
• Ventilator is clean and is running noiseless and uninterrupted
• Ventilator is providing sufficient air flow:
- If not, the condensator could be broken.
• Nozzles are starting and stopping correctly. Dripping could be caused by
- Defect nozzle.
- Broken contra valve.
- Low water pressure at the nozzle.
- Solenoid valve defect.
• Check for leaks:
- Check all connection are tight
- Leave it for 10 min and come back, all should be dry
Fill in AirtecCare checklist 6.1 - 6.5.
201218