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Normal Standby
Alarm Condition
To Abort System
(Only available on
Agent Suppression
Systems. See
description of Abort
at Abort station)
To Silence Alarm
To Reset Alarm
Trouble Condition
To Silence Trouble
Supervisory Condition
To Silence Supervisory
To Reset Supervisory
Alarm Signal Activation
Fuse Replacement
Testing and Maintenance:
Test this system monthly or more frequently if required by the AHJ. Before testing notify the monitoring facility and/or building
personnel if applicable. Take care not to activate the release circuit during testing. Test all initiating zones and notification circuits as
described in the test procedure in the Viking VFR-500 manual #5403789. Test in accordance with NFPA 72 Inspection, Testing and
Maintenance chapter (For Canada: ULC Standard CAN/ULC-S536) and any local requirements. Test batteries in accordance with
battery manufacturer instructions or with battery tester acceptable to the AHJ such as Stone Technologies model STC612A. Mark date
of installation on batteries and replace every 4 years or sooner depending on test results or if panel indicates Low Battery. Contact the
agency listed below for service.
For Service Call:
Address:
Telephone:
Installer: Frame and place adjacent to control panel and at eye level.
A copy of the applicable Abort description on pg 5-37 of manual 5403789 should also be framed and hung at the panel and at every abort station.
5406544 - Rev A
VFR-500 • 5403789 • REV A • 10/23
User defined custom message, date and time and ALL SYSTEMS NORMAL displayed on LCD. Green power
LED on. All indicators other than power are off.
Zone, or user specified description and "ALARM" is displayed with input type and input number on LCD. Red
ALARM LED flashes. Audible/Visual indicators on.
If display reads "ALARM" or "Pre Release", immediately check the protected area. If no emergency condition
is apparent, it is possible to stop the system (dependent on program type) by operating the abort switch. Pressing
and holding the abort switch may prevent the pre-discharge timer from starting. This allows for a more thorough
investigation of the area. Releasing the abort button will resume the countdown to discharge. If a zone programmed
as MANUAL RELEASE has been activated, the abort may not be allowed to stop the system from activating.
Do not silence an alarm until it has been determined that an emergency condition does not exist. To silence, open
door and press SIGNAL SILENCE button.
After the condition that caused an alarm has been corrected, press the RESET button.
Do not press RESET until the alarm event has been fully investigated and an All-Clear signal has been
given by authorized personnel.
Yellow System Trouble indicator flashes and buzzer is on. The display indicates the specific trouble condition
and circuit.
Open door, use up/down arrow keys to view and ACK button to acknowledge all trouble conditions. The panel will
not silence until all events have been acknowledged. For most trouble conditions the panel automatically restores to
normal when the trouble condition has been corrected. Some trouble conditions require operation of the RESET button
for restoration.
Note: The problem must be corrected as soon as possible as this may make the system inoperative.
Contact your service organization if necessary.
The display will show the particular supervisory condition, "SUPERVISORY", "TAMPER", "LOW AIR",
"HIGH AIR", LOW AIR, and the circuit. The Amber supervisory LED flashes. The local buzzer will sound. Any
indicating appliance which has been described as "SUPERVISORY" will also sound.
Open door, use up/down arrow keys to view and ACK button to acknowledge all supervisory conditions.
After the supervisory condition has been restored, press the RESET button. This may vary depending on the
program used.
Press and hold ALARM SIGNAL ON for up to 5 seconds
Use only 4 Amp 250 VAC Time-Lag fuse. The fuse is for protection of the batteries and charging circuit.
Operating Instructions for VFR-500
E-48
Releasing Panel
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