18 Series 769 FireLock NXT™ Preaction Valve
30.82
EXPLODED VIEW DRAWING – TRIM COMPONENTS
Series 769 FireLock NXT Preaction Valve – Double-Interlocked, Electric/Pneumatic Release Trim
(Optional Accessories Also Shown)
2
30
3
1
11
20
22
24
14
27
13
21
16
19
21
17
18
5
21
15
6
10
23
26
25
12
8
4
29
28
7
9
BILL OF MATERIALS
1 Series 769 FireLock NXT Preaction Valve 17 System Pressure Gauge (0-80 psi/0-552 kPa with retard)
2 FireLock Rigid Coupling (Optional) 18 Water Supply Main Drain Valve - Flow Test
3 Series 705W Butterfly Valve (Optional) 19 Water Supply Pressure Gauge (0-300 psi/0-2068 kPa)
4 Drain Swing Check Valve 20 Drain Connection Kit (Optional)
5 Drip Cup 21 Gauge Valve
6 EPS10-2 Alarm Pressure Switch (Optional) 22 System Main Drain Valve
7 Series 729 Drip Check Valve 23 Series 755 Manual Pull Station
8 Diaphragm-Charge-Line Ball Valve (Normally Open) 24 Series 748 Ball Check Valve
9 Strainer/Check/Restrictor Assembly 25 Series 746 Dry Accelerator (Optional)
10 Series 760 Water Motor Alarm (Optional) 26 Upper Chamber Strainer (100 Mesh)
11 Three-Way Alarm Ball Valve 27 Upper Chamber Pressure Gauge for
12 Diaphragm-Charge-Line Pressure Gauge (0-300 psi/0-2068 kPa) Series 767 Electric/Pneumatic Actuator
13 Series 749 AutoDrain 28 Auto Vent for Series 767 Electric/Pneumatic Actuator
14 Series 767 Electric/Pneumatic Actuator 29 Upper Chamber Inlet Restrictor (.032-inch) for
15 Air Manifold Series 767 Electric/Pneumatic Actuator
16 EPS40-2 Supvervisory Switch (Optional) 30 Upper Chamber Check Valve (1/4-inch) for
Series 767 Electric/Pneumatic Actuator
From System
Air Feed
To Drip
Cup or
Drain
To System
From
Drip Cup
To Drip
Cup
Water
Supply
To Drain
Connection
Assembly
or Drain
To Drip
Cup or
Drain
NOTE: When installing the optional Series 746 Dry Accelerator,
relocate the auto vent to the location of the indicated plug.
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