HomeMy WebLinkAbout2016-08-30 J-Berd Annual Backflow Preventers Test Report RECEIVED
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.' �BERD ANNUAL TES ' SFP - 1 2016
JI`J BACKFLOW PREVE TERS
vMechanical Contractors, Inc. 6ty of Oak Park Heights
.M PM
Customer Villas of Oak Park Heights
Street Address 13945 Upper 58th St N,Oak Park Heights MN 55082
Mailing Address
Property Owner Villas of Oak Park Heights
Mailing Address 13945 Upper 58th St N, Oak Park Heights MN 55082
Location of Assembly Parking garage at building service-----
Type
ervice —Type of Assembly RPZ Size 2"
Manufacturer Wilkins Model 975XL Serial 7 32 '9
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 2.6 psi /Closed tight �/Closed tight
Check valve
Differential pressure ❑Did not open Differential pressure Differential pressure Held at psi
across check valve across check valve across check valve Leaked 0
8.0 psi 7.8 psi 2.8 psi
ElCleaned only 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 1
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 Rondo lhde p Cert.# 061588-BF
Tester's Signature Ie-Y d Q&,J Date 08/30/2016
Time 11:30 am