Landis & Gyr Burner Photocell QRB1A Detector without soft plastic plug.
- This detector is fixed with the help of a securing flange (Not Included) and a spring loaded cam on the detector
- Clasping clamp ensures vibration-proof mounting
- Makes certain the detector is always correctly sited towards the flame
The photocell has an important function in an oil boiler detecting whether the burner has fired and is maintaining a stable flame.
If a photocell is not functioning correctly the burner may cycle on and off or shutdown randomly.