Ansul® Installation & Setup - Wells WVC46 Owner's Manual

Ventless universal hood system for electric ovens, proofers and holders
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INSTALLATION continued
The alarm relay is activated by the Ansul® fire detection system. If the
installation includes a building alarm system, connect to terminals T7 &
T8 of the terminal block in supply connection box. These terminals are
configured from the factory for normally open operation.
The ventilator will operate properly, and the appliance control relay will
be energized, only when:
1. The VENTILATOR POWER SWITCH is "ON".
2. The Ansul® Fire Suppression System is charged and armed.
3. All filters are in position and serviceable, and the ventilator air flow
system is satisfied.
FIRE SUPPRESSION SYSTEM INSTALLATION
THE FIRE SUPPRESSION SYSTEM is comprised of one container
of Ansulex® Low pH liquid fire suppression media and a system
pressurization canister, plus associated plumbing. Actuation controls are
contained in the Automan enclosure.
The hood is not supplied with a field installed MANUAL PULL STATION,
which must be set-up at the time of installation by an authorized Ansul®
distributor.
The MANUAL PULL STATION allows for for manual emergency
shutdown of cooking appliance power, and actuation of the fire
suppression system.
Three (3) NOZZLES disperse the fire suppression media. These nozzles
protect the fan and plenum.
If the ventilator is situated such that the supplied manual pull
station cannot be installed or is not readily accessible, a REMOTE
MANUAL PULL STATION may be required by local codes. Any
such remote manual pull station must be installed by an authorized
Ansul® distributor in accordance with the AUTHORITY HAVING
JURISDICTION.
The fire detection system utilizes one electronic thermal detector with an
actuation set point of 275°F (135°C).
The signaling from the detection devices will automatically discharge
the fire suppression media through all nozzles, disable the cooking
appliances and cause the alarm to sound.
Fire supression media will form an emulsion designed to both smother
and cool the fuels in/on the cooking appliance.
13
DANGER
FIRE HAZARD
Fire suppression system
must be charged and certified
by an authorized Ansul®
distributor.
DO NOT attempt to modify or
bypass the fire suppression
system.
An uncontrolled fire can
cause serious injury or death.
NOTE:
If the fire suppression system
is discharged, a buzzer will
sound continuously. The unit
will remain inoperable until
the fire suppression system is
serviced, recharged and reset
by an authorized Ansul®
distributor.
Charging of the Ansul®
Fire Suppression system
must be in accordance with
Ansul® Design, Installation,
Recharge and Maintenance
Manual, #418087.
NOTE:
If a REMOTE MANUAL PULL
STATION is installed, moving
the ventilator for any reason
may cause the Ansul®
system to discharge.
IMPORTANT:
Should the fire suppression
system discharge: all nozzles
must be replaced, and all
lines thoroughly cleaned,
prior to recharging the
system.
Residual fire suppression
media may compromise the
flow and dispersion of fire
suppression media in any
subsequent activation.

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