You mean it is frozen, the overflow discharge pipe(about 3/4" in diameter) frozen in basement? P& r" [* |, h: V. _
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Anything related to water frozen in basement is a serious issue, it has to have immediate attention.
Few minutes work if just the safety expansion valve leaks ( most probably only the valve) 4 T1 r R; L0 D+ P: H" Z 0 r, l5 v# p. K, AClose the main water inlet valve;8 a3 R. O0 h: Q
open all faucets in the house including showers to drain all water out in the pipe line;7 b% p, N. e9 V1 Z2 Q& \9 ]
Close the cold water valve to the water tank if you have one; # [+ l: H0 L' c& Z# yShut down the hot water tank by closing the temperature switch to off; . `! Q6 I" T. [( [+ m2 sOpen the drain valve at the bottom to drain all the water out; - _* J; Q) B& \% m( h' dThen remove the expansion valve, go to home or Canadian tire. they all have one. 6 }4 S! D2 ?5 D5 J 4 ~0 c* a# S+ i7 |- zAny doubt text me at 780-880-2698+ f- E* ~( R" H8 i7 o$ ^6 F
sorry I thought you were talking about a hot water tank.... # p! f+ I( G B" P0 i4 ^$ F, \
The humidifier is even simpler. The drain hose is supposed to have water go thorough the humidifier filter inside the housing and then goes to drain when furnace is on. O& S* y* R. h9 [' P* p5 I& v" ^5 Q( F: W
If there is no crack at the housing connector, just re-do the connection when the furnace is off.1 v$ c0 f$ c# d }
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Not a big issue..
hushanhe 发表于 2015-1-10 12:23! f' C( d! r# L8 `6 U
sorry I thought you were talking about a hot water tank.... 5 d* _& ~$ Z( i+ {* I" a6 z0 L( c0 g$ a, \2 ~' N! r( I
The humidifier is even simpler. The d ...