Victaulic FireLock NXT 769 Series Installation, Maintenance, And Testing Manual

INSTALLER SAFETY INSTRUCTIONS
WARNING
• Anexperienced,trainedinstallermustinstall
thisproductinaccordancewithallinstruc-
tions.Theseinstructionscontainimportant
information.
• Depressurizeanddrainthepipingsystem
beforeattemptingtoinstall,remove,adjust,
ormaintainanyVictaulicpipingproducts.
Failuretofollowtheseinstructionscancause
productfailure,resultinginseriouspersonal
injuryand/orpropertydamage.
GENERAL
1. Readandunderstandallinstructionsandrefertothetrim
diagramsbeforeproceedingwiththeinstallation,maintenance,
andtestingofthisVictaulicSeries769FireLockNXTPreaction
ValvewithAutoConverttrim.
2. Inspecttheshipment. Make sure all components are included in
the shipment and that all necessary tools are available for installa-
tion.
3. Useonlyrecommendedaccessories. Accessories and equipment
that are not approved for use with this valve may cause improper
system operation.
4. Wearsafetyglasses,hardhat,footprotection,andhearing
protection. Wear hearing protection if you are exposed to long
periods of noisy job-site operations.
5. Preventbackinjury. Larger and pre-trimmed valves are heavy and
require more than one person or mechanical lifting equipment to
position and install the assembly. Always practice proper lifting
techniques.
6. Avoidusingelectricallypoweredtoolsindangerousenviron-
ments. When using electrically powered tools for installation, make
sure the area is moisture-free. Keep the work area well lit, and
allow enough space to accommodate proper installation of the
valve, trim, and accessories.
7. Watchforpinchpoints. Do not place fingers under the valve
body where they could be pinched by the weight of the valve. Use
c aution around spring-loaded components (i.e. clapper assembly).
8. Keepworkareasclean. Cluttered areas, benches, and slippery
floors can create hazardous working conditions.
9. PROTECTTHESYSTEMFROMFREEZINGCONDITIONS.THE
VALVEANDSUPPLYPIPINGMUSTBEPROTECTEDFROM
FREEZINGTEMPERATURESANDMECHANICALDAMAGE.
10. IFTHEINLETWATERSUPPLYISINTERRUPTEDFORANY
REASON,ANDSYSTEMSUPPLYPRESSURETOTHEVALVE
DECREASES,MAKESURETHEDIAPHRAGMCHARGELINEIS
FULLYPRESSURIZEDBEFOREPLACINGTHESYSTEMBACK
INSERVICE.
MAINTENANCEANDTESTING
1. Notifytheauthorityhavingjurisdiction. Always notify the author-
ity having jurisdiction before performing any maintenance that
eliminates the fire protection provided by the system.
2. FollowNFPArequirementsforsystemtestingandinspection
schedules. The building owner or their representative is responsi-
ble for inspecting the system in accordance with current NFPA-25
requirements or in accordance with the requirements of the local
authority having jurisdiction (whichever is more stringent).
3. Depressurizeanddrainthesystemcompletelybeforeperforming
anymaintenance. Water under pressure can cause the cover plate
to blow off during removal if the system is not depressurized and
drained completely.
4. Protectthevalvefromfreezingtemperatures,foreignmatter,
andcorrosiveatmospheres. Any condition that might degrade the
system or affect system performance must be avoided.
INTRODUCTION
The following instructions are a guide for proper installation of Victaulic
Series 769 FireLock NXT Preaction Valves with AutoConvert Trim. These
instructions involve pipe that is properly prepared and grooved in accor-
dance with current Victaulic specifications.
NOTICE
• Drawingsand/orpicturesinthismanualmaybeexaggeratedfor
clarity.
• Thisproductandthisinstallation,maintenance,andtesting
manualcontaintrademarks,copyrights,and/orpatentedfeatures
thataretheexclusivepropertyofVictaulic.
I-769P.AC/ELEC_2
FireLockNXT™AutoConvertPreactionValve
SERIES 769
PreactionElectricAutoConvertDryTrim
I-769P.AC/ELEC
INSTALLATION,MAINTENANCE,ANDTESTINGMANUAL
www.victaulic.com
VICTAULIC IS A REGISTERED TRADEMARK OF VICTAULIC COMPANY. © 2009 VICTAULIC COMPANY. ALL RIGHTS RESERVED. PRINTED IN THE USA.
REV_B

Victaulic FireLock NXT 769 Series Specifications

General

Brand	Victaulic
Model	FireLock NXT 769 Series
Category	Control Unit
Language	English