AC problem: Tenant complainted AC doesn't work when highter temp

来源: yahwawa 于 2012-08-12 19:20:53 [] [旧帖] [给我悄悄话] 阅读数 : (333 bytes)

a new units. The technian found the new condeser using R-410A, but the air handler is for R-22. Technian asked at least $500 for add a conveeter. Question: is it right? If I change R-410A  expension valve (TXV), will it solve the problem. It cost $60 only in e-bay.Thanks for your help!

 

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• 有点奇怪 -helloguys- ♂ 给 helloguys 发送悄悄话 helloguys 的博客首页 (200 bytes) () 08/12/2012 postreply 19:35:21

• Yes, 上次换 condenser 的大哥是偷工减料 -yahwawa- ♂ 给 yahwawa 发送悄悄话 (0 bytes) () 08/12/2012 postreply 19:48:55

• 由于R410A工作于较高压环境, 所有的运行管的管壁相对较厚, -梁山sl- ♂ 给 梁山sl 发送悄悄话 梁山sl 的博客首页 (89 bytes) () 08/12/2012 postreply 20:54:34

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