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Home My WebLink About2023-07-06 J-Berd Annual Backflow Preventers Test Reports " ERD ANNUAL TE ,a;; i BACKFLOW PREVENTERS a Mechanical Contractors. Inc_ a Customer Oak Park Senior Living Street Address 13936 Lower 59th St N Oak Park Heights, MN 55082 city or Oak Park Herghts Mailing Address Property Owner Oak Park Senior Living Mailing Address 13936 Lower 59th St N Oak Park Heights, MN 55082 Location of Assembly Mechanical Room Type of Assembly RPZ Size 3" Manufacturer Wilkins Model 325x1 Serial L61659 CHECK VALVE#2 CHECK VALVE#2 PRESSURE CHECK VALVE#1 RELIEF VALVE TEST#1 TEST#2 VACUUM BACK PRESSURE CONFIRMATION BREAKER Air inlet psi Leaked Opened at _Leaked Leaked Did not open Closed tight 25 psi Closed tight ,,/ Closed tight Check valve Differential pressure EDid not open Differential pressure Differential pressure Held at psi across check valve across check valve across check valve Leaked es psi psi 15 psi – 0Cleaned only Cleaned only ❑Cleaned only Cleaned only 0Cleaned only Replaced: Rep aced: Replaced: Replaced: Replaced: rubber kit rubber kit rubber kit rubber kit rubber kit CV assembly CV assembly CV assembly CV assembly CV assembly o-rings diaphragm(s) o-rings o-rings disc,air in seat seat seat seat disc,CV spring spring spring spring spring,air in stem/guide guide stem/guide stem/guide spring,CV retainer lock nuts retainer — retainer retainer lock nuts other lock nuts lock nuts guide other other other o-ring — other Differential pressure Opened at Differential pressure Differential pressure Air inlet psi across check valve across check valve across check valve psi Check valve psi psi psi psi Building Pressure 67 psi NOTE: ALL REPAIRS SHALL BE COMPLETED WITHIN 10 DAYS. Remarks Building Service I hereby certify that this date is accurate and reflects the proper operation and maintenance of the assembly. Tester's Name Ben Brunner Cert.# Bt742365 Tester's Signature —®,� -----L-__ --- Date 07/06/2023 Time 1:15 pm IS ANNUAL TEST BACKFLOW PREVENTERS Mechanical Contractors. Inc. Customer Oak Park Senior Living Street Address 13936 Lower 59th St N Oak Park Heights, MN 55082 Mailing Address Property Owner Oak Park Senior Living Mailing Address 13936 Lower 59th St N Oak Park Heights, MN 55082 Location of Assembly Mechanical Room Type of Assembly RPZ Size 1-1/2" Manufacturer Wilkins Model 975x1 Serial 3438553 CHECK VALVE#2 CHECK VALVE#2 PRESSURE CHECK VALVE#1 RELIEF VALVE TEST#1 TEST#2 VACUUM BACK PRESSURE CONFIRMATION BREAKER Air inlet psi Leaked Opened at Did not open❑ Closed tight 3. psi B Leaked Leaked Closed tight ,/ Closed tight Check valve Differential pressure DDid not open Differential pressure Differential pressure Held at psi across check valve across check valve across check valve Leaked0 ,_85 psi psi 18 psi Cleaned only ep Cleaned only ❑Cleaned only DCleaned only Cleaned only Replaced: aced: Replaced: Replaced: Replaced: rubber kit rubber kit rubber kit rubber kit rubber kit CV assembly CV assembly CV assembly CV assembly CV assembly o-rings diaphragm(s) o-rings o-rings disc,air in — seat seat seat seat disc,CV spring spring spring spring spring,air in stem/guide guide stem/guide stem/guide spring,CV retainer lock nuts retainer retainer retainer — — lock nuts other lock nuts lock nuts guide other other other o-ring other Differential pressure Opened at Differential pressure Differential pressure Air inlet psi across check valve across check valve across check valve psi Check valve psi psi psi psi Building Pressure 67 psi NOTE: ALL REPAIRS SHALL BE COMPLETED WITHIN 10 DAYS. Remarks Lawn Irrigation I hereby certify that this date is accurate and reflects the proper operation and maintenance of the assembly. Tester's Name Ben Brunner Cert.# Bt742365 Tester's Signature Date 07/06/2023 Time 1:30 pm $ IERD ANNUAL TEST BACKFLOW PREVENTERS Mechanical Contractors. Inc. Customer Oak Park Senior Living Street Address 13936 Lower 59th St N Oak Park Heights, MN 55082 Mailing Address Property Owner Oak Park Senior Living Mailing Address 13936 Lower 59th St N Oak Park Heights, MN 55082 Location of Assembly Trash Room Type of Assembly RPZ Size 314" Manufacturer Wilkins Model 975 xl Serial 3402747 CHECK VALVE#2 CHECK VALVE#2 PRESSURE CHECK VALVE#1 RELIEF VALVE TEST#1 TEST#2 VACUUM BACK PRESSURE CONFIRMATION BREAKER Air inlet psi Leaked Opened at 8 Leaked Leaked Did not open❑ Closed tight o psi Closed tight ✓Closed tight Check valve Differential pressure QDid not open Differential pressure Differential pressure Held at psi across check valve across check valve across check valve Leaked❑ psi psi z., psi 0Cleaned only Cleaned only ❑Cleaned only DCleaned only Cleaned only Replaced: Rep aced: Replaced: Replaced: Replaced: rubber kit rubber kit rubber kit rubber kit rubber kit CV assembly CV assembly CV assembly CV assembly CV assembly o-rings diaphragm(s) o-rings o-rings disc,air in seat seat seat seat disc,CV spring spring spring spring spring,air in stem/guide guide stem/guide stem/guide spring,CV retainer lock nuts retainer — retainer retainer — lock nuts other lock nuts lock nuts guide other other other o-ring other Differential pressure Opened at Differential pressure Differential pressure Air inlet psi across check valve across check valve across check valve psi Check valve psi psi psi psi Building Pressure 67 _psi NOTE: ALL REPAIRS SHALL BE COMPLETED WITHIN 10 DAYS. Remarks Trash Chute I hereby certify that this date is accurate and reflects the proper operation and maintenance of the assembly. Tester's Name Ben Brunner Cert.# Bt742365 Tester's Signature _ _ Date 07/06/2023 Time 1:40 pm *---- i ERD ANNUAL TEST BACKFLOW PREVENTERS Mechanical Contractors, Inc. Customer Oak Park Senior Living Street Address 13936 Lower 59th St N Oak Park Heights, MN 55082 Mailing Address Property Owner Oak Park Senior Living Mailing Address 13936 Lower 59th St N Oak Park Heights, MN 55082 Location of Assembly Oak Villas @ Overhead Garage door Type of Assembly RPZ Size 2" Manufacturer Wilkins Model 975x1 Serial 3732389 CHECK VALVE#2 CHECK VALVE#2 PRESSURE CHECK VALVE#1 RELIEF VALVE TEST#1 TEST#2 VACUUM BACK PRESSURE CONFIRMATION BREAKER Leaked Opened at Air inlet psi Leaked Leaked Did not open �/ Closed tight 35 psi e Closed tight /Closed tight Check valve Differential pressure ODid not open Differential pressure Differential pressure Held at psi across check valve across check valve across check valve Leaked❑ 95 psi psi 5 psi Cleaned only ep Cleaned only ❑Cleaned only ❑Cleaned only 0Cleaned only Replaced: aced: Replaced: Replaced: Replaced: rubber kit rubber kit rubber kit rubber kit rubber kit CV assembly CV assembly CV assembly CV assembly CV assembly o-rings diaphragm(s) o-rings o-rings disc,air in seat seat seat seat disc,CV spring spring spring spring spring,air in stem/guide guide stem/guide stem/guide spring,CV retainer lock nuts retainer — retainer retainer lock nuts other lock nuts lock nuts guide other other other o-ring — other Differential pressure Opened at Differential pressure Differential pressure Air inlet psi across check valve across check valve across check valve psi Check valve psi psi psi psi Building Pressure 67 _psi NOTE: ALL REPAIRS SHALL BE COMPLETED WITHIN 10 DAYS. Remarks Lawn Irrigation I hereby certify that this date is accurate and reflects the proper operation and maintenance of the assembly. Tester's Name Ben Brunner Cert.# Bt742365 Tester's Signature ,0„ � Date 07/06/2023 Time 12:45 pm