Union nut on the heater

Thermostat on the heater

• You want your turret from the thermostat from that heater solve and don't know how to proceed? To do this, you have to loosen the union nut from the heater. This hexagon nut is located between the regulator resp. the head and the radiator and is chrome-plated.
• The rotating head is attached to the actual valve with a union nut. By loosening the rotating head you can replace it with an electrical energy-saving regulator and so on energy save.
• If the rotating head is not properly attached or the union nut is loose, the heater may malfunction. The heating can then heat permanently, which can lead to enormous costs in the operating cost billing.

Loosen the rotating head with the union nut

• You don't necessarily need a professional if you want to replace the rotating head with an electrical energy-saving regulator. However, if you have no specialist knowledge in the field of heating, you should proceed with caution. If the union nut is damaged, you can throw away the entire thermostat.
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• If you want to loosen the rotating head, turn the union nut counter-clockwise. The union nut is the chrome-plated hexagon screw that you can see between the swivel head and the radiator. It is best to use water pump pliers or a suitable open-end wrench. Be careful not to crush or otherwise damage the nut if you are too rough.


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• So you can loosen the rotating head and, if you want, replace it with an electrical energy-saving regulator, which you screw tight again to the heater with the union nut.