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Home My WebLink About2018-08-01 J-Berd Annual Backflow Preventers Test Reports RECEIVED 1 ❑ i AUG - 82018 �I �BERD ANNUAL TEST �� AM >I J Mechanical Contractors, Inc. BACKFLOW PREVENTERS City of Oak Park Heights PM 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 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 R Closed tight psi El Closed tight ,/Closed tight Check valve Differential pressure ElDid not open Differential pressure Differential pressure Held atpsi across check valve across check valve across check valve Leaked _86 psi as psi 21 psi ElCleaned 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 stern/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 2.6 across check valve across check valve psi Check valve psi psi psi psi Building Pressure 60 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 Signaturedbt V21/1.,(#15Date 08/01/2018 Time 1:40 pm B�JIJ 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 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 Leaked Leaked Did not open 0 ,/ Closed tight 35 psi ,/ Closed tight /Closed tight Check valve Differential pressure 0Did not open Differential pressure Differential pressure Held at psi across check valve across check valve across check valve Leaked fi5 psi _ 0 psi 2 n psi ❑Cleaned onlynCleaned only El 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 60 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 Crrt.# Bt742365 Tester's Signature Date 08/01/2018 '1111,21--- Time 2:00 pm BE RD ANNUAL TEST JI� BACKFLOW PREVENTERS L ,.J 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 xI 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 Leaked ELeaked Did not opens / Closed tight 30 psi /Closed tight Closed tight Check valve Differential pressure JDid not open Differential pressure Differential pressure Held at psi across check valve across check valve across check valve Leaked _ee psi es psi 20 psi ❑Cleaned 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 60 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 Signaturey A ilvii, Date 08/01/2018 Time 2:15 pm El P BERD ANNUAL TEST fI` BACKFLOW PREVENTERS L J 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 p Leaked Leaked Did not open El ,/ Closed tight 30 psi /Closed tight I Closed tight Check valve Differential pressure DDid not open Differential pressure Differential pressure Held atsi across check valve across check valve across check valve Leaked _00 psi s psi +s psi 1=1 Cleaned onlyI—(Cleaned only Cleaned only Cleaned 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 60 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 ISIArt lkiv` Date 08/01/2018 Time 3:00 pm