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Backflow Testing Cheat Sheet

Backflow Testing Cheat Sheet - Open test cock 1, high a and vent c. Remove vent hose from testcock 4. Open test cocks #3, #4 and bleed air from the test kit high and low control valves. All test kit valves are closed. A testing company can determine if a backflow device passes or fails inspection. If the differential gauge reading is 5 psid or above, record #1 check valve as tight. Record the pressure differential across #1 check valve. Open test cock 2 and. Connect the high pressure hose to test cock #3 and the low pressure hose to test cock #4. Turn off bypass ball valve.

Differential on test kit drops to 0 1. Record the pressure differential across #1 check valve. Determine the direction of flow. Testers commonly employ backflow testing. The relief valve must read 2 psid or greater. To verify which association’s testing procedures to use, contact your local water. Relief valve would not open; Backflow preventer assembly testing represents a critical process and it verifies proper functionality through specified procedures. All test kit valves are closed. Close testcocks 3 & 4.

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Determine The Direction Of Flow.

Testers commonly employ backflow testing. Relief valve would not open; If there is no flow through the assembly, continue to next test. Backflow preventer assembly testing represents a critical process and it verifies proper functionality through specified procedures.

Connect The High Pressure Hose To Test Cock #3 And The Low Pressure Hose To Test Cock #4.

Close testcocks 3 & 4. Connect gauge to valve as shown, and as per standard as2845 test. The relief valve must read 2 psid or greater. 2 shutoff valve with flow through the assembly relief valve would not open;

Record Cv 2 Close Vent Control.

A testing company can determine if a backflow device passes or fails inspection. Determine the direction of flow. Only licensed or master plumbers can repair, replace, remove or install backflow devices. All test kit valves are closed.

Backflow Test Procedures Are Vital For Ensuring That Backflow Prevention Devices Are Tested Properly.

Open test cocks #3, #4 and bleed air from the test kit high and low control valves. Open test cock 2 and. The relief valve must drip when the differential gauge. Open test cock 1, high a and vent c.

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