Recent content by LuLuKD

You can just see the arrow in this photo

No new pump has been fitted. There is an expansion tank also above…I’ve built shelves around it, (it’s just out of shot)

Title: S-Plan system severe vibration/drone on HW circuit only after new cylinder install Post Body: Hi everyone, Hoping to get some thoughts on a severe harmonic vibration / "airplane drone" issue that started the exact day a new hot water cylinder was installed. System Setup: Boiler...