4” Ames Model C500
Question:
I am servicing a 4” Ames Model C500. Can you tell me about this assembly and how to change the rubber parts for the...
6” Watts Model 909
Question:
I have a 6” Watts model 909 reduced pressure principle assembly with a badly worn and pitted first check valve seat. Are these seats...
ASSE International Publishes Revised Performance Requirements for Dual Check Backflow Preventer...
ASSE 1053-2019, Performance Requirements for Dual Check Backflow Preventer Wall Hydrants – Freeze Resistant Type, has been designated as an American National...
Love the Work You Do
This may sound hard to believe, but I truly love my job. I am seldom home and spend most of my time traveling to...
Flomatic 3″ Model RPZ
Question:
I have a 3” Flomatic model RPZ that needs repair. Can you give me some basic information about this assembly? Are there any repair...
Ten Questions With … Dustin C. Taylor
In each issue of Working Pressure, we ask 10 questions to a training coordinator or instructor of an ASSE-approved training provider. Some questions are...
Atmospheric Vacuum Breakers (AVBs) Keep Passengers Safe
Safran has over 60 successful years of aircraft toilet development and manufacturing. There have been a myriad of challenges in the aircraft...
4” Apollo DCDA 4A
Question:
I have a 4” Apollo DCDA 4A that needs service. I am not familiar with this unit. What is the best way to remove...
Backflow & Rainwater Treatment Systems Quiz
According to the ASSE International Plumbing Dictionary, working pressure is the maximum pressure in a water piping system allowable under normal working conditions. Likewise,...
Where Have We Been and Where Are We Going?
During a recent car trip, “Once in a Lifetime” by seminal New York band Talking Heads came on the radio. I always...