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08 Aug 15
08:56
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05 Jan 04
got an irrigation system in garden to water plants, its times to come on early morning. when comes on makes a bit of a growling sound within the boiler in kitchen ( possible air lock ? ), this lasts duration of watering ( about 5 mins ). its only time makes this noise, ie domestic use etc no noise whatsoever.
any ideas please ?
any ideas please ?
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Replies: 5
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botanic gardens?
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nah , just a small area basically , saves going around watering individually
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just swicth it on before you go out, should solve it.
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I'm assuming you have a combi boiler!
From memory, the minimum mains pressure for them is 1.5 bar, so it could just be grumbling that it is being denied that pressure. Having said that I would have thought that running any cold tap would cause the same problem. |
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have a look here mm http://www.sprinklerwarehouse.com/DIY-Fixing-Water-Hammer-and-Air-in-Pipes-s/7086.htm
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