Each system shall be actuated by fusible link and by a remote manual
actuation station connected to the extinguishing system release mechanism
by cable. Remote manual actuation stations shall be located along the path
of egress and shall automatically actuate the [building] [base] fire alarm
system. The system controls shall automatically shut off fuel flow and
electrical power to the protected appliances and other appliances located
under the ventilating system protected by the extinguishing system upon
system actuation. All cables used shall be stainless steel with corner
pulleys employing stainless steel ball bearings at all corners. All cable
and wiring shall be enclosed in conduit.
2.4
EXISTING BUILDING FIRE ALARM CONTROL PANEL
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NOTE: Use this paragraph only where connection to
an existing building fire alarm system is required.
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The existing building fire alarm control panel was manufactured by [_____],
Model [_____], and presently has [_____] spare zone modules. The wet
chemical fire extinguishing system shall be connected to [the zone
currently serving [_____]] [a spare zone module]. The fire alarm panel
zone identification label shall be replaced with a new label of similar
construction which indicates the equipment connected to the zone module.
Discharge of the extinguishing system shall actuate the fire alarm control
panel in the same manner as other actuating devices. Extinguishing system
wiring shall be supervised in the same manner as other devices connected to
the fire alarm system.
2.5
WET CHEMICAL
The wet chemical shall not have an adverse effect on stainless steel during
exposure periods of up to 24 hours.
2.6
IDENTIFICATION SIGNS
Identification signs shall be located at each remote manual actuation
station. Signs shall be fabricated of rigid plastic, red in color, with
engraved white letters that are a minimum 6.5 mm 0.25 inches in height.
Each sign shall be engraved with "Fire Extinguishing System" and with a
brief description of the equipment protected.
PART 3
EXECUTION
3.1
INSTALLATION
Installation shall be performed by the installation technician in
accordance with system manufacturer's instructions. Ductwork access doors
shall be provided where indicated and at any items requiring service and
inspection, including nozzles and fusible links. Ductwork access doors
shall be in accordance with Section 15895 AIR SUPPLY, DISTRIBUTION,
VENTILATION, AND EXHAUST SYSTEM.
3.2
PRELIMINARY TESTS
After installation has been completed, each system shall be actuated by
both fusible link and by remote actuation station to demonstrate proper
function of all components, including alarms and fuel flow and power shut
off. Actuation by fusible link shall be in a manner approved by the system
SECTION 13965A
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