Model: 015G4550
This manual provides essential information for the installation, operation, and maintenance of your Danfoss Aero RAVL Thermostatic Radiator Valve, Model 015G4550. This device is designed to regulate room temperature efficiently, contributing to energy savings and enhanced comfort. Please read these instructions carefully before installation and use to ensure proper function and safety.
The Danfoss Aero RAVL Thermostatic Radiator Valve is a modern, gas-filled thermostatic head designed for precise temperature control. It features a fast response time of approximately 10 minutes and offers tactile feedback for every 0.5°C temperature change. The design allows for easy, tool-free mounting and is compatible with Danfoss RAVL type valve housings.

Figura 1: Față view of the Danfoss Aero RAVL Thermostatic Radiator Valve. This image displays the main body of the valve head with its temperature setting dial and the red indicator for the current setting.

Figura 2: lateral view of the Danfoss Aero RAVL Thermostatic Radiator Valve, highlighting its compatibility with RAVL 26mm connections. The image shows the connection mechanism at the base of the thermostatic head.
Proper installation is crucial for the optimal performance of your thermostatic radiator valve. Follow these steps carefully.
The Danfoss Aero RAVL thermostatic head is specifically designed for Danfoss RAVL valve bodies with a 26 mm mounting diameter. Ensure your existing valve body is compatible before proceeding with installation.

Figure 3: Compatibility guide for replacing old Danfoss radiator thermostats. This chart illustrates that the Aero™ RA/VL head is suitable for RAVL valve bodies with a 26 mm valve diameter.

Figure 4: Technical diagram of a Danfoss RAVL valve body, indicating the 26 mm diameter for proper head attachment. This diagram helps identify the correct valve type.

Figure 5: Installation diagram showing the Danfoss Aero™ RA/VL thermostatic head fitting onto an old Danfoss RA/VL valve with a 26 mm mounting diameter. The image highlights the clamp ring connection for identification.
The Danfoss Aero RAVL valve allows for manual temperature control to maintain your desired room temperature.

Figure 6: The Danfoss Aero RAVL thermostatic valve installed on a radiator within a room setting. This illustrates the product's appearance when in use.
The Danfoss Aero RAVL thermostatic valve requires minimal maintenance to ensure long-term performance.
If you experience issues with your thermostatic radiator valve, consult the table below for common problems and solutions.
| Problemă | Cauza posibila | Soluţie |
|---|---|---|
| Radiator remains cold despite high setting. | Valve pin stuck in closed position; air in the system; system pressure too low. | Remove the thermostatic head and gently press the valve pin several times to free it. Bleed the radiator. Check system pressure and refill if necessary. |
| Room is too cold/hot, inconsistent temperature. | Thermostatic head obstructed; incorrect setting; external heat sources/drafts. | Ensure the head is not covered by curtains or furniture. Adjust the setting. Eliminate drafts or reposition heat-emitting objects. |
| Valve head is loose or falls off. | Mounting ring not fully engaged. | Re-attach the thermostatic head, ensuring the mounting ring clicks securely into place. |
| No tactile feedback when adjusting dial. | Problemă de mecanism intern. | Contact Danfoss support or a qualified technician for inspection. |
| Caracteristică | Detaliu |
|---|---|
| Numele modelului | Danfoss Aero RAVL |
| Numărul de model | 015G4550 |
| Dimensiunile produsului | 4.33" D x 5.12" L x 10.63" H |
| Greutatea articolului | 0.15 kilograme (5.3 uncii) |
| Tip controler | Control manual |
| Tip de control al temperaturii | Manual |
| Interval de temperatură | 7°C - 28°C |
| Timp de răspuns | Până la 10 de minute |
| Precizia controlului | 0.2 K |
| Tip de montare | Direct valve mount (RAVL 26mm) |
| Material | Plastic |
| Culoare | Alb |
| Caracteristica specială | Eficiență energetică |
Danfoss products are manufactured to high-quality standards. For information regarding warranty terms and conditions, please refer to the documentation provided with your purchase or visit the official Danfoss website. For technical support, spare parts, or service inquiries, please contact your local Danfoss representative or authorized dealer.
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