Victaulic FireLock NXT 764 Series User Manual

EXPLODEDVIEWDRAWING–INTERNALVALVECOMPONENTS
Clapper Seal
Latch
Clapper
Diaphragm
Assembly
Seat
Exaggerated for Clarity
NOTE:VALVEISSHOWNABOVEINTHE“SET”POSITION
1
12
11
17
17
11
21
20
9
4
3
18
19
7
5
8
15
16
14
13
2
10
6
* NOTE: The 1½-inch/48.3-mm and 2-inch/60.3-mm valve sizes contain washers under the heads of
the cover plate bolts.
Bill of Materials
1 Valve Body 12 Cover Plate
2 Clapper 13 Cover Plate Gasket
3 Clapper Seal 14 Cover Plate Bolts*
4 Seal Ring 15 Latch
5 Seal Washer 16 Latch Spring
6 Seal Retaining Ring 17 Latch Spring Bushing and O-ring (Qty. 2)
7 Seal Assembly Bolt 18 Diaphragm
8 Bolt Seal 19 Diaphragm Cover
9 Clapper Spring 20 Diaphragm Cover Cap Screws (Qty. 8)
10 Clapper Shaft 21 Latch Shaft
11 Clapper Shaft Bushing and O-ring (Qty. 2)
I-768_6
FireLockNXT™DryValve
SERIES768
I-768
INSTALLATION,MAINTENANCE,ANDTESTINGMANUAL
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VICTAULIC IS A REGISTERED TRADEMARK OF VICTAULIC COMPANY. © 2007 VICTAULIC COMPANY. ALL RIGHTS RESERVED. PRINTED IN THE USA.
REV_D

Victaulic FireLock NXT 764 Series Specifications

General

Brand	Victaulic
Model	FireLock NXT 764 Series
Category	Control Unit
Language	English