Does your water heater have expansion tank? If not, try dial

来源: RomaVacation 于 2025-10-05 07:54:44 [] [旧帖] [给我悄悄话] 阅读数 : (263 bytes)
本帖于 2025-10-05 08:04:12 时间, 由普通用户 RomaVacation 编辑

up temperature of water heater and see if there is any difference. Higher temperature means higher pressure on hot water side. 

Also check if hot water valve at water heater is fully on

Is water heater quite old? try to drain it?

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