INSTALLATION, OPERATION & MAINTENANCE INSTRUCTIONS
CAUTION:
Only qualified personnel should undertake the procedures outlined in this document. NIBCO
INC., its agents, representatives and employees assumes no liability for the use of these procedures. These
procedures are offered as suggestions only.
NIBCO Technical Services • Phone: 1.888.446.4226 • Fax: 1.888.336.4226
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N I B C O I N C .
W O R L D H E A D Q U A R T E R S
1 5 1 6 M I D D L E B U R Y S T.
E L K H A R T, I N 4 6 5 1 6 - 4 7 4 0
U S A
P H O N E : 5 7 4 . 2 9 5 . 3 0 0 0
F A X : 5 7 4 . 2 9 5 . 3 3 0 7
W E B : w w w . n i b c o . c o m
Review Date: NA
Original Date: 3/23/2022
USA ONLY
Installation and Maintenance Guidelines for
NIBCO
®
Flanged Butterfly Valves with Rubber Seats
Figure Numbers
LD-7000 Series
LD-3000 Series
Pressure Rating
232 psi / 16 Bar CWP - LD-7000 Series
250 psi / 17.2 Bar CWP – LD-3000 Series
Valve Size Range
14” – 48” - LD-7000 Series
(DN 350 - DN 1200)
14” – 24” - LD-3000 Series
(DN 350 - DN 600)
For any technical inquiries please call NIBCO Technical Services