Victaulic FireLock 751 Series User Manual

INITIAL SYSTEM SETUP
WARNING
• Series 751 FireLock
™
European Alarm Check Valve Stations and supply piping shall be protected from freezing temperatures and
mechanical damage.
• For proper operation of alarms in a wet system, it is important to remove all air from the system. Auxiliary drains may be required to release
all trapped air from the system.
• Alarms and electrical panels that are controlled by an alarm flow switch on the riser shall not be interrupted. If alarm activation is possible,
notify local fire companies that the system is being serviced.
Failure to follow these instructions could cause improper valve oper ation, resulting in death or serious personal injury and property damage
Step 1:
Open the system main drain valve (Item 9, page 7). Confirm that the system is drained.
Step 2:
Close the system main drain valve (Item 9, page 7).
Step 3:
Confirm that system drains are shut and the system is free of leaks.
Step 3a:
Confirm that the system has been depressurized. The gauges should indicate zero pressure.
Step 4:
Open the remote system test valve (inspector’s test connection) and any auxiliary drains to remove all air from the system.
Step 5:
Close the alarm line ball valve (Item 13, page 7) to prevent alarms from operating while the system is filling. FOR FG AND SBSC TRIM: Close the
alarm line monitoring ball valve(s) (Item 14a, page 7).
Step 6:
Open the water supply main control valve (Item 3, page 7) slowly. Allow the system to fill with water completely. Allow water to flow from the remote
system test valve (inspector’s test connection) and any auxiliary drains until all trapped air is removed from the system.
Step 7:
Close the remote system test valve (inspector’s test connection) and any auxiliary drains. NOTE: The system pressure gauge (Item 7, page 7) reading
should be equal to or greater than the water supply pressure gauge (Item 5, page 7) reading.
Step 8:
Open the water supply main control valve (Item 3, page 7) fully.
WARNING
• The alarm line ball valve or alarm line monitoring ball valve(s) shall remain in the open position to allow alarms to activate.
Failure to follow this instruction will prevent alarms from activating, resulting in death or serious personal injury and property damage.
Step 9:
Open the alarm line ball valve (Item 13, page 7). Lock the ball valve, if required. FOR FG AND SBSC TRIM: Open the alarm line monitoring ball
valve(s) (Item 14a, page 7).
Step 10:
Confirm that all valves are in their normal operating positions (refer to the table below).
Valve
Normal Operating
Position
Alarm Line Ball Valve (Lockable) Open
Water Supply Main Control Valve Open
System Main Drain Valve Closed
System Test Valve Closed
Alarm Line Monitoring Ball Valve(s) - FG and SBSC Trim Only Open
Step 11:
Notify the authority having jurisdiction, remote station alarm monitors, and those in the affected area that the system is in service.
SERIES 751 FIRELOCK
™
EUROPEAN
ALARM CHECK VALVE STATIONS
THIS QUICK REFERENCE SECTION IS FOR PLACING THE SYSTEM IN SERVICE AND FOR PERFORMING REQUIRED WATER FLOW ALARM
TESTS.
AN EXPERIENCED, TRAINED INSTALLER SHALL READ AND UNDERSTAND THE FULL CONTENTS OF THIS MANUAL AND ALL WARNING
MESSAGES BEFORE ATTEMPTING TO PLACE THE SYSTEM INTO SERVICE.

Victaulic FireLock 751 Series Specifications

General

Brand	Victaulic
Model	FireLock 751 Series
Category	Control Unit
Language	English