Adapter Couplers Conditioners Refrigeration Service Review

Valve spool pushers in the threaded portion of the adapter do not protrude far enough to actually push on the core of serviced/tested equipment. Needs a serious redesign. Don't spend money like me.

How Can Something So Simple Not Work? Well, that's how it was. I hooked them up to a pressure gauge/vacuum pump and neither of them sucked air through them. I had an old adapter and I tried it and it worked great. My guess is that the schrader valve (nipple) on one end is not being pushed by the opposite end of the gauge set. The sensor set is commercial so this is not a problem. I've already passed the refund period, so I guess I'll have to pay for this junk.

Adapter #1 I pumped the system to check for leaks. There was a very, very small drop in pressure. I checked all my connections and they were good. I wanted to be sure, so I let it sit overnight to see if the pressure dropped. It fell 5 pounds per square inch overnight. I spent another hour trying to find a leak in my system. I finally found a leak in this adapter. There were no leaks at any of the connections between the air conditioner and the hose. It was leaking because they attached a small