FORM CCS-1
Bladder and Hydrostatic Test Procedure - After Installation
Each new CCS unit shall be tested using the following procedures, A, B, and C, in the sequence, as listed.
Model No.: Serial No.:
Job No.:
A. BLADDER INTEGRITY TEST PROCEDURE
Inspector: Date:
1. Open Valve No.’s 4, 5, 6, 7, and 11.
2. Close Valve No.’s 1, 2, 3, 8, and 9.
3. Fill the shell with water via Valve No. 6 until water flows from Valve No. 4. Close Valve No. 4.
4. Observe for water drain at Valve No. 7 during filling and for a 15 minute period after the shell is full.
5. There shall be no water drain from Valve No. 7.
6. Proceed to test B and C, if no rupture or leak is evident.
B. HYDROSTATIC TEST PROCEDURE (This procedure is to follow “A” test procedure)
Inspector: Date:
1. Close all valves. Open Valve No.’s 3 and 5.
2. Fill the bladder with water via Valve No. 7 until water flows from Valve No. 5.
3. Close Valve No.’s 3 and 5.
4. Attach the pressure pump to Valve No. 7 and a suitable pressure gauge to Valve No.’s 4 and 5. Open Valve No.’s 4,
5, and 7.
5. Apply and maintain 263 PSI pressure via Valve No. 7. Close Valve No. 7.
6. Pressure shall be maintained for 30 minutes.
7. There shall be no visible leaks during the 30 minute pressure test.
8. Correct any piping leaks and re-pressure.
9. Close Valve No.’s 4 and 5, remove gauges, and carefully release pressure via Valve No. 4.
10. Open Valve No.’s 3, 5, 6, and 7 to drain water from the tank shell and bladder.
C. BLADDER AIR TEST (This procedure is to follow “B” test procedure)
Inspector: Date:
1. Close all valves. Open Valve No.’s 4 and 5.
2. Install 0-3 PSI pressure gauge to Valve No. 5 and connect air hose.
3. Fill bladder with air to 1.5 PSI and hold for 15 minutes.
4. There should be no pressure drop or air loss through Valve No. 4.
5. Close Valve No. 5. Remove air connection and gauge.
6. Relieve pressure through Valve No. 5.
20
To Next Page
Loading...