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FireLock NXT 764 Series
Victaulic FireLock NXT 764 Series Valve Manuals
Manuals and User Guides for Victaulic FireLock NXT 764 Series Valve. We have
3
Victaulic FireLock NXT 764 Series Valve manuals available for free PDF download: Installation, Maintenance, And Testing Manual, Manual, Replacement Instructions
Victaulic FireLock NXT 764 Series Installation, Maintenance, And Testing Manual (48 pages)
Alternate Wet/Dry Valve
Brand:
Victaulic
| Category:
Control Unit
| Size: 6 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 - Internal Valve Components
7
Section View Drawing and Description - Series 776 Low-Pressure Actuator
8
Section View Drawing and Description
8
Exaggerated for Clarity
8
Series 746-LPA Dry Accelerator
9
Diaphragm
9
Air Supply Requirements
10
Compressor Sizing
10
Base or Riser-Mounted Air Compressors
10
Shop Air or Tank-Mounted Air Compressors
10
Victaulic Series 757 Regulated Air Maintenance Trim Assembly (AMTA) Option
10
Victaulic Series 757P Air Maintenance Trim Assembly (AMTA) with Pressure Switch Option
11
Compressor Requirements and Settings for
11
Installed with Series 746-LPA Dry Accelerators
11
Settings for Air Supervisory Pressure Switches and Alarm Pressure Switches
11
Remote System Test Valve Requirements
11
Important Installation Information
12
Valve/Trim Installation
12
Compression Fitting and Tube Installation
13
Hydrostatic Testing
13
Setup Instructions for Placing the Dry Configuration in Service
14
Setup Instructions for Converting the Dry Configuration to the Wet Configuration
20
External Inspection
22
Weekly Inspection for the Dry Configuration
22
Weekly Inspection for the Wet Configuration
22
Monthly Inspection for the Dry Configuration
22
Monthly Inspection for the Wet Configuration
23
Required System Tests
24
Main Drain Test for the Dry Configuration
24
Main Drain Test for the Wet Configuration
25
Water Flow Alarm Test for the Dry or Wet Configuration
26
Water Level and Low Air Alarm Tests for the Dry Configuration
28
Required Operational (Trip) Tests for the Dry Configuration
31
Partial Operational (Trip) Test for the Dry Configuration
31
Full Operational (Trip) Test for the Dry Configuration
33
Required Internal Inspection
34
Valve Body
36
Maintenance
37
Removing and Replacing the Clapper Seal
37
Clapper
38
Clapper Seal
38
Seal Ring
38
Removing and Replacing the Clapper Assembly
39
Installing the Cover Plate Gasket and Cover Plate
41
Clapper Spring
41
Removing and Replacing the Diaphragm Assembly
42
Replacing the Strainer Screen for Series 776 Low-Pressure Actuators
43
Troubleshooting - Series 776 Low-Pressure Actuator
44
Troubleshooting - Series 746-LPA Dry Accelerator
44
Troubleshooting - Dry Configuration
44
Troubleshooting - Wet Configuration
45
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Victaulic FireLock NXT 764 Series Manual (12 pages)
Alternate Wet/Dry Valve
Brand:
Victaulic
| Category:
Control Unit
| Size: 1 MB
Victaulic FireLock NXT 764 Series Replacement Instructions (4 pages)
Replacing the DIAPHRAGM IN Fire Protection Valves
Brand:
Victaulic
| Category:
Control Unit
| Size: 0 MB
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