Circuit B Has No Run Hours
This was a call we got through our Tech Service line. This was on a 48A series unit that was…
Category: Technical Services
Puron Advance Refrigerant 454b – Q&A
In this newsletter we will cover a few key topics that will explain a few details pertaining to the use…
Universal PBA Inverter for 9 and 12K Btu Outdoor DLS
Historically, any dipswitch on a Carrier/Bryant mini split outdoor PC board were set by the factory and left alone. Now,…
The Building is Hot, and I Need My Chiller Back Online
This is not a fun phrase to hear when you talk to the customer on-site. It gets worse when you…
Puron Advance – 454B
We have mentioned Puron Advance or 454b in our Fall Service Updates and in past newsletters. This newsletter will be…
Communication is Key – Pt. 2
What exactly does no communication mean regarding Infinity and Evolution equipment? No communication means there is no clear signal of…
Customer States the Unit Won’t Start
This phrase can be an assortment of items on our 48TC package units. After the inspection of the unit, you…
EPA 608-Tips for Passing the Exam
So, you want to take the EPA exam. We have had many techs take the exam this past year. We…
Communication is Key – Pt. 1
When I first learned about Carrier Infinity and Bryant Evolution systems, the idea of communication seemed like such a foreign…
NIMs – Network Interface Module
Recently we have been getting calls from techs about NIMS installations. One caller recently said he had an infinity system…
