![]() ![]() But, if we see significant damage due to wear and tear or just old age, then we might suggest that you invest in a new hot water cylinder – financially, you’ll be far better off in the long run by ordering a replacement. In some situations, a minor repair will greatly improve the performance of your system. Bad Drain Valve If your drain valve is loose or broken then water will leak out. If tightening them does not stop the fixture from leaking, it may need to be replaced. As we’ve said before, we are hot water cylinder experts. What Causes A Leaky Water Heater Loose Pipes Connections If any pipes connected to your water heater or valves are loose they may spring a leak. ![]() If you have any concerns at all about your hot water cylinder, contact us and we’ll come to your place and sort things out for you. If the water level is too high, Access Full Source F620-048-000 Keep Your Water Heater Safe Water leaking from the valve stem. by the water heater, or in the utility room, closet, or garage. If the dripping continues, the valves are probably faulty and you need to contact us 2.Water running out of your meter box may indicate a meter leak.If the dripping stops, this is normal thermal expansion.Turn off the power supply to the tank for five minutes.Here’s a simple test to determine what os going on: The dripping relief pipe you’re noticing is probably experiencing normal thermal expansion, but it could also have a faulty valve. Regular maintenance sometimes leaves your drain valves improperly tightened. These days, however, cold water relief valves are installed to the inlet side of the hot water cylinder to save hot water. Water heaters leak from the drain valve because of these five reasons. In instances where a secondary safety vacuum break was not fitted, the water cylinder has exploded, blowing roofs off houses and buildings moving on their foundations. In some cases, it has had disastrous consequences. They’re obviously unaware that it is perfectly normal. We know of some cases where these vent or relief pipes have been blocked off by people in an attempt to stop the dripping. That extra water has to go somewhere! Hot water cylinders are manufactured to relieve this expanded hot water through an open vent pipe on the roof, or via a relief valve and pipe to an outside wall or drain. When the water in your cylinder is heated from cold, the volume can increase by as much as 3% in a hot water cylinder with a capacity of 180 litres, that is as much as 5.4 litres. That’s what we mean by thermal expansion. Your cylinder is just doing what it is designed to do. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features Press Copyright Contact us Creators. But in most cases, it’s simply a case of normal thermal expansion and nothing to be concerned about. At first glance, any hot water cylinder overflow might be alarming when you first see it. As hot water cylinder experts dealing with installation, repair and service, we receive plenty of enquiries about overflowing cylinders. ![]()
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