I think the unit came with the house, 1992. If that old, should I stll test the leak?
The guy said he is going to find the leak before install the new unit.
Should i change a R22 unit or 410A?
回复:need to know where is the leaking and how fast.
所有跟帖:
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correction, he is check leak first before install new R22 unit,
-newhandss-
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06/25/2013 postreply
13:22:16
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the unit is 22 years old.
-planotx-
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06/25/2013 postreply
17:51:23
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回复:the unit is 22 years old.
-NJ-FL-
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06/25/2013 postreply
18:04:45