s****e
发帖数: 11 | 1 求助:暖气beeping,是坏了吗?
平时用emgency heat制暖,但是有时不工作了,有beeping声音,调回普通制暖(用电的),
还是好了.这是什么原因呢?空调坏了吗? | T**J
发帖数: 3340 | 2 平时用emgency heat制暖？！ft
【在 s****e 的大作中提到】
: 求助:暖气beeping,是坏了吗?
: 平时用emgency heat制暖,但是有时不工作了,有beeping声音,调回普通制暖(用电的),
: 还是好了.这是什么原因呢?空调坏了吗?
| s****e
发帖数: 11 | 3 我们不懂,是first time home owner,是别人教我们用emgency heat的,这样有什么不好
吗?请指教. | T**J
发帖数: 3340 | 4 “emgency”，heat坏了用这个来应急的。哪个250教你的？
【在 s****e 的大作中提到】
: 我们不懂,是first time home owner,是别人教我们用emgency heat的,这样有什么不好
: 吗?请指教.
| C*******d
发帖数: 15836 | 5 Right. For HVAC, non emergency heating is usually much more efficient and
cheaper. However, when it is too cold outside, HVAC's efficiency decreases a
lot. In this case, to keep reasonable indoor temperature, you need
emergency heating (which is basically 电炉丝 inside your oven if you have
electric heating) to heat your house. Some systems, even quite old ones,
will automatically determine whether to use emergency heating or not.
Sometimes when the outside HVAC unit is broken, emergency heating wi
【在 T**J 的大作中提到】
: “emgency”，heat坏了用这个来应急的。哪个250教你的？
| R**R
发帖数: 3318 | 6 What is HVAC,emgency heater? | c****o
发帖数: 32446 | | c****o
发帖数: 32446 | | s****e
发帖数: 11 | 9 谢谢,这个回答真的很专业.
a
also
【在 C*******d 的大作中提到】
: Right. For HVAC, non emergency heating is usually much more efficient and
: cheaper. However, when it is too cold outside, HVAC's efficiency decreases a
: lot. In this case, to keep reasonable indoor temperature, you need
: emergency heating (which is basically 电炉丝 inside your oven if you have
: electric heating) to heat your house. Some systems, even quite old ones,
: will automatically determine whether to use emergency heating or not.
: Sometimes when the outside HVAC unit is broken, emergency heating wi
| s****e
发帖数: 11 | 10 不是新房子,没有manual啊.准备爬阁楼查model了,还好看到了解答.
【在 c****o 的大作中提到】
: 又是个不看蛮牛的吗？？
| C*******d
发帖数: 15836 | 11 http://en.wikipedia.org/wiki/HVAC
【在 R**R 的大作中提到】
: What is HVAC,emgency heater?
|
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