Vaillant ecoMAX 618/2 E

Other manuals for Vaillant ecoMAX 618/2 E

Questions and Answers

M
Matthew BrewerAug 11, 2025
Why does my Vaillant ecoMAX 618/2 E go to lockout?
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  Karen WoodAug 11, 2025
  If your Vaillant Boiler goes to lockout, it could be due to several reasons: * There might be no gas supply available, so ensure that the gas supply is on. * There could be insufficient gas, in which case you should check the gas supply pressure. * The gas valve adjustment might be incorrect, requiring you to adjust the gas valve correctly. * The electrode could be defective, so inspect and replace the electrode if necessary. * The ignition lead might have issues, requiring you to check the ignition lead. * The electronic igniter could be defective, so test and replace the electronic igniter if necessary. * There might be blockages in the air inlet duct, so examine the air inlet duct.
M
molinakevinAug 21, 2025
What to do if the water level is low in my Vaillant ecoMAX 618/2 E?
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  donaldsontiffanyAug 21, 2025
  If the water level is low in your Vaillant Boiler, it could be due to a few reasons. First, there might be no water in the system; in this case, ensure the heating system is full of water and charged to between 1 and 1.5 bar. Refill and vent the system if necessary. Alternatively, the pump could be defective, requiring you to check the pump for proper operation. Finally, the pump lead could be defective, so inspect the pump lead for defects.
K
Kirk OrtegaAug 31, 2025
What to do if there is no demand to gas valve in my Vaillant ecoMAX 618/2 E Boiler?
- F
  fpatelAug 31, 2025
  If there is no demand to the gas valve in your Vaillant Boiler, it could be because the electronic board is defective, so you should check the electronic board for faults. Alternatively, the gas valve itself could be defective, requiring you to inspect the gas valve for proper functionality.

Vaillant ecoMAX 618/2 E Specifications

General

Output Power	18 kW
Energy Efficiency Class	A
Weight	36 kg
Fuel Type	Natural Gas
Mounting	Wall-mounted
ERP Rating	A
DHW Output (kW)	18 kW
Fuel	Natural Gas
Central Heating Flow Temperature Range	30 - 80 °C
Warranty	2 Years
Output	18kW
CH Output (kW)	18 kW