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

EXPLODEDVIEWDRAWING–TRIMCOMPONENTS
SERIES769FIRELOCKNXTPREACTIONVALVE–ELECTRICAUTOCONVERTDRYTRIM
(OPTIONALACCESSORIESALSOSHOWN)
From Water
Supply
2
3
1
18
20
19
14
17
19
15
16
10
21
Standard
Conguration
Assembly (See
Exploded View on
Opposite Page)
AutoConvert Trim
Assembly (See Exploded
View on Opposite Page)
22
To System
24
Note 1
Bill of Materials
1 Series 769 FireLock NXT Preaction Valve
2 FireLock Rigid Coupling (Optional/Sold
Separately – Comes Standard when VQR
Assembly is Ordered)
3 Water Supply Main Control Valve
(Optional/Sold Separately – Comes
Standard when VQR Assembly is Ordered)
4 Drain Swing Check Valve
5 Drip Cup with Cap
6 Alarm Pressure Switch (Optional/Sold
Separately – Comes Standard when VQR
Assembly is Ordered)
7 Series 729 Drip Check Valve
8 Diaphragm-Charge-Line Ball Valve
(Normally Open)
9 3-in-1 Strainer/Check/Restrictor
Assembly
10 Series 760 Water Motor Alarm
(Optional/Sold Separately)
11 Alarm Test Ball Valve
12 Diaphragm-Charge-Line Pressure
Gauge (0-300 psi/0-2068 kPa/0-20.7 Bar)
13 Series 749 Auto Drain
14 Air Supervisory Pressure Switch
(Optional/Sold Separately – Comes
Standard when VQR Assembly is Ordered)
15 System Pressure Gauge
(0-80 psi/0-552 kPa/0-5.5 Bar with Retard)
16 Water Supply Main Drain Valve - Flow Test
17 Water Supply Pressure Gauge
(0-300 psi/0-2068 kPa/0-20.7 Bar)
18 Drain Connection Kit (Optional/Sold
Separately – Comes Standard when VQR
Assembly is Ordered)
19 Gauge Valve
20 System Main Drain Valve
21 Series 755 Manual Pull Station
22 Series 748 Ball Check Valve
23 Series 746-LPA Dry Accelerator
(Optional/Sold Separately)
24 Series 753-E Solenoid Valve
25 Latching Solenoid Assembly
26 Braided Stainless Steel Flex Hose
27 Series 776 Low-Pressure Actuator
28 AutoConvert Assembly Air Pressure Gauge
(0-80 psi/0-5.5 Bar with Retard)
29 Strainer
30 AutoConvert Assembly Pre-Set Air
Pressure Switch
NOTE 1: Connection point for the Series 75D Water Column Device Kit
For information regarding installation of the Series 75B Supplemental Alarm Device or the Series 7C7 Air Maintenance/Compressor Assembly (not shown), refer
to the instructions supplied with the product..
I-769P.AC/ELEC_4
FireLockNXT™AutoConvertPreactionValve
SERIES 769
PreactionElectricAutoConvertDryTrim
I-769P.AC/ELEC
INSTALLATION,MAINTENANCE,ANDTESTINGMANUAL
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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