Nortec ME Control User Manual
Page 20
20 Operation
10.
Perform pressure test: Turn on water supply and check for leaks. Ensure double check valve is
installed correctly.
After the system has been inspected and found correct proceed with the initial commissioning:
1. Ensure AHU is switched off.
2. Switch on electrical isolator, and then the
<Humdification/Cooling On/Off> and the <Control unit
On/Off> switch on the control unit.
3. Enter the activation code (see chapter 5.5.2 – Performing maintenance functions – “Service” sub-
4. Perform a matrix wash over cycle (see chapter 5.5.2 – Performing maintenance functions – “Service”
5. Check correct water level and pump activation.
6. Check water can flow to drain correctly.
7. Allow system to flush until water is clean.
8. Simulate full demand and check components are operating correctly.
9. Test correct flow of water to distribution header.
10. Test any fitted options (see relevant option addendum manual).
11. If evaporative cassettes have become dirty or damp, follow the disinfection procedure described in
sections 6.3 and 6.9 of this manual.
12. Switch on fan of AHU and test operation with fans running and validate air conditions against the
design data.
13. From full saturation – time drain cycle (with fan in design condition).
14. Test control devices.
15. Correctly configure Nortec ME control unit (setpoints, control settings, etc.) according to the situation
on site (see chapter 5.4 – Configuration).
16. Drain tank, wipe tank clean, re-fill tank and add DISIFIN XL chemical according to tank volume.
17. If commissioning has not been completed by an approved Nortec representative, it is recommended
that records are kept of commissioning date and software settings.
18. Demonstrate system to customer and highlight hygiene and maintenance requirements.
19. Raise any installation concerns.
20. Issue commissioning documentation.
The system is now ready for normal operation.