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FireLock NXT 768 Series
Victaulic FireLock NXT 768 Series Manuals
Manuals and User Guides for Victaulic FireLock NXT 768 Series. We have
2
Victaulic FireLock NXT 768 Series manuals available for free PDF download: Installation, Maintenance, And Testing Manual, Replacement Instructions
Victaulic FireLock NXT 768 Series Installation, Maintenance, And Testing Manual (44 pages)
Dry Valve
Brand:
Victaulic
| Category:
Control Unit
| Size: 8 MB
Table of Contents
Table of Contents
3
Hazard Identification
3
Installer Safety Instructions
4
General
4
Maintenance and Testing
4
Introduction
5
Trim Dimensions
5
Exploded View Drawing - Trim Components
6
Exploded View Drawing - Trim Components
7
Exploded View Drawing - Internal Valve Components
8
Section View Drawing and Description
9
Series 776 Low-Pressure Actuator
9
Section View Drawing and Description
10
Series 746-LPA Dry Accelerator
10
Air Supply Requirements
11
Compressor Sizing
11
Base or Riser-Mounted Air Compressors
11
Shop Air or Tank-Mounted Air Compressors
11
Victaulic Series 757 Regulated Air Maintenance Trim Assembly (AMTA) Option
11
Victaulic Series 757P Air Maintenance Trim Assembly (AMTA) with Pressure Switch Option
12
Compressor Requirements and Settings for Series 768 Firelock NXT Dry Valves Installed with Series 746-LPA Dry Accelerators
12
Settings for Air Supervisory Pressure Switches and Alarm Pressure Switches
12
Remote System Test Valve Requirements
12
Important Installation Information
13
Valve/Trim Installation
13
Compression Fitting and Tube Installation
14
Hydrostatic Testing
14
Placing the System in Service
15
External Inspection
20
Weekly Inspection
20
Monthly Inspection
20
Required Tests
21
Main Drain Test
21
Water Flow Alarm Test
22
Water Level and Low Air Alarm Tests
24
Required Operational (Trip) Tests
27
Partial Operational (Trip) Test
27
Full Operational (Trip) Test
29
Required Internal Inspection
31
Maintenance
34
Removing and Replacing the Clapper Seal
34
Removing and Replacing the Clapper Assembly
36
Installing the Cover Plate Gasket and Cover Plate
38
Removing and Replacing the Diaphragm Assembly
39
Replacing the Strainer Screen for Series 776 Low-Pressure Actuators
40
Troubleshooting - Series 776 Low-Pressure Actuator
41
Troubleshooting - Series 746-LPA Dry Accelerator
41
Troubleshooting - System
41
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Victaulic FireLock NXT 768 Series Replacement Instructions (4 pages)
Replacing the DIAPHRAGM IN Fire Protection Valves
Brand:
Victaulic
| Category:
Control Unit
| Size: 0 MB
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