AC diagnosis result, your recommendation is needed. Thanks.

 weaking water from furnase, high electricity bill, not enough cooling.

Invoice Items

Task ID Description System Quantity Comfort Club Member Amount Cup145C3 COIL 2-3 Ton. 410a System vacuum of existing refrigerant lines to remove moister in system for prolonged life. High efficient air conditioning coil installed with flood safety switch and new drain line trap with drain line cleaning. Installation, removal and disposal of existing Equipment. 10 Year parts Equipment manufacture warranty (Residential) split 1 $1,964 $2,182 F80C3 80% Furnace - 3 Ton. Air Flow transition. New CO2 vent connection to existing. Earth Quake safety gas line installed with shut off. Installation, removal and disposal of existing Equipment. 10 Year parts Equipment manufacture warranty (Residential) split 1 $1,961 $2,178   1 Year Comfort Club Membership split 1 $155 $155 Diagnostic Free w/ Same Day Repair $0 $0 Total Amount $4,080 $4,515 Amount Received $0   Amount Owed     Comfort Club Savings on this Invoice $435

所有跟帖： 

• 不很懂，不过我觉得应该说明下多大的房子，central cooling大概有多少年了。 -3apples- ♀ (60 bytes) () 07/28/2015 postreply 17:13:40

• 1000 SQ SFH, no idea of years of AC, 10-20 years? Condenser is -大百百- ♂ (0 bytes) () 07/28/2015 postreply 17:22:20

• 应该不包括compressor吧，偏贵了 -民工- ♂ (239 bytes) () 07/28/2015 postreply 17:24:58

• he said the coil is break, so water is leaking. It is also -大百百- ♂ (91 bytes) () 07/28/2015 postreply 17:29:51

• 这个contractor很糟糕，参考以前的帖子吧 -民工- ♂ (82 bytes) () 07/28/2015 postreply 18:06:17

• 好像不靠谱。房子不够冷应condensor and coil haveproblem。 不应该是furnace。furnace -qiaoshe- ♀ (12 bytes) () 07/28/2015 postreply 18:25:48

• 有道理， 谢谢。 -大百百- ♂ (0 bytes) () 07/28/2015 postreply 20:53:08

• 如风， 宝哥： 看到的话请提建议， 多谢。 -大百百- ♂ (0 bytes) () 07/28/2015 postreply 20:54:29

• The coil is in the furnace -NJ-FL- ♂ (0 bytes) () 07/28/2015 postreply 21:05:33

• 是的。 换COIL 多少钱？。 -大百百- ♂ (0 bytes) () 07/28/2015 postreply 21:08:48

• 把Coil拿出来清洗一下再放回去的工钱是￥300左右。Coil 的价格可能要根据具体的产品决定了。 -NJ-FL- ♂ (0 bytes) () 07/28/2015 postreply 21:16:40

• 没说Coil 坏为什么要换Coil？制冷不好也可能是冷媒不够了 -NJ-FL- ♂ (0 bytes) () 07/28/2015 postreply 21:13:54

• 有水从FURNASE 里流出。 他做了检查， 没说冷媒不够。 -大百百- ♂ (0 bytes) () 07/28/2015 postreply 21:17:30

• Dranage 堵了，水就漏出来了。$50 清一下就可以 -NJ-FL- ♂ (0 bytes) () 07/28/2015 postreply 21:21:21

• 真是狮子大开口啊 -NJ-FL- ♂ (0 bytes) () 07/28/2015 postreply 21:22:33

• 我人不在现场， 在电话里也跟他这么讲了。 -大百百- ♂ (0 bytes) () 07/28/2015 postreply 21:28:11

• 你的详细描述一下是什么问题。清单里面看不出是什么问题。 -NJ-FL- ♂ (0 bytes) () 07/28/2015 postreply 21:18:22

• Tanent说有很多水从FURNASE 里流出， 不够冷。电费高。然后就是我请来 Tech 检查一下， 65刀。 -大百百- ♂ (0 bytes) () 07/28/2015 postreply 21:26:26

• 检查的报告邮过来了。 -大百百- ♂ (74449 bytes) () 07/28/2015 postreply 22:09:34

• 2千，不应超过3千。 -little-landlord- ♂ (628 bytes) () 07/28/2015 postreply 22:29:20

• 多谢，多谢。不好意思， 你所说的内外机是指coil 和 furnace，还是指换整个系统？ -大百百- ♂ (6 bytes) () 07/28/2015 postreply 22:52:38

• some thoughts -temptemp- ♀ (561 bytes) () 07/29/2015 postreply 05:49:20

• AC满复杂的。 太多名词我还未搞清楚。肯定是我搞错了。 -大百百- ♂ (167 bytes) () 07/29/2015 postreply 08:11:33

• 下面的图是refrigeration cycle and system, it is a closed system. -temptemp- ♀ (214 bytes) () 07/29/2015 postreply 17:08:52

• 谢谢。 -大百百- ♂ (0 bytes) () 07/29/2015 postreply 22:23:17