10. Close the diaphragm-charge-line ball valve.
11. SHUTOFFTHEAIRSUPPLY.
12. Open the system main drain valve to drain the system.
13. After the system is properly drained, close the remote system test
valve (inspector’s test connection).
14. Close the system main drain valve.
15. Perform all steps in the “Placing the System in Service” section.
I-768_28
FireLockNXT™DryValve
SERIES768
I-768
INSTALLATION,MAINTENANCE,ANDTESTINGMANUAL
www.victaulic.com
VICTAULIC IS A REGISTERED TRADEMARK OF VICTAULIC COMPANY. © 2007 VICTAULIC COMPANY. ALL RIGHTS RESERVED. PRINTED IN THE USA.
REV_D
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