Commissioning; Before Commissioning - Ecodense ROOF TOP Series Installation, Operating And Maintenance Manual

13. COMMISSIONING

13.1.

Before Commissioning

Ø Open all open/closed valves between the device and systems.
Ø Check gas connections by using foam and water solution for determining leakages on connections
carefully.
Ø Check the initial pressure of expansion tank.
Ø Fill the water system.
Ø You should check that air separator works and cap of automatic air discharge is open while the gas
valve is closed.
Ø First adjust the plumbing pressure proper value (1-3 bar is advised), hold the
Mode button down for 5 sec. The deaeration function will be active on the screen. When
this function is active, observe that the boiler is performing the aeration
pump will circulate the water and air in the system will be purged from automatic air
separator.The boiler will start deaerating and this will continue for 10-15 minutes
Ø Remove the air in radiators.
Ø
Check the air in the system after removing air form radiators.
If there is air in the system repeat the deaeration process.
Ø Check if the system pressure is over 1 bar. If it is under 1 bar there will be a warning on the
screen. If it is under 0.5 bars, system will give an error code (118). In this case check the system
pressure and air in the system (If plumbing pressure drops often do not start the boiler without
determining the cause and call an authorized service).
Ø Fill the condensing siphon according to manual before starting the boiler. There is a risk of gas
spreading to boiler room while the siphon is empty.
Ø Ensure that there is no leakage in the water circuits, connections and boiler.
Ø Make sure that the electrical connections are correct and the grounding is sufficient.
Ø Check the accuracy of required gas pressure value.
Ø Make sure that there is no flammable material adjacent to the boiler.
This product has an automatics air separator. While performing filling or first start up operations, be sure
that there is no air in the system via air separator or manually.
For automatic water filling, equip the system with proper equipment.
14.12.2021 Rev. 03
Manual
process.The circulation
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