Repair Guys

4” Wilkins Model 350ADA

Question: I am servicing a 4” Wilkins double check detector assembly. The model number is 350ADA. Can you tell me about this assembly and explain how to change out the check valve discs of the...

4” Conbraco Model 40-700

Question: I am servicing a 4” Conbraco model 40-700. The first check on the mainline assembly is not passing and I want to change out the check rubbers and replace the seat. Can you tell...

4” Febco Model 850 DCA

Question: I will be replacing the check discs on a 4” Febco model 850 DCA. Can you give me some ideas on how to repair this assembly and if there are any special tools I...

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 checks and relief valve? Mark: The Ames Model C500 is a reduced...