System Sensor 2451TH user manual

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INSTALLATION AND MAINTENANCE INSTRUCTIONS
2451 and 2451TH Photoelectronic
3825 Ohio Avenue, St. Charles, Illinois 60174
1-800-SENSOR2, FAX: 630-377-6495
Plug-in Smoke Detectors
www.systemsensor.com
Specifications
Size
Height: 2.4 inches (61 cm)
Add 0.5 inches (13 cm) for thermal model 2451TH
Diameter: 4.0 inches (101 cm)
Wei

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Installation 3. After all detectors have been installed, apply power to NOTE: Wiring must conform to applicable local codes, the control unit. ordinances, and regulations. 4. Test the detector using the magnet or the test card as NOTE: Verify that all detector bases are installed, that described under TESTING. the initiating-device circuits have been tested, and that the wiring is correct. (Refer to detector base 5. Reset the detector at the system control panel. manual for testing procedur

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Testing E. Direct Heat Test (2451TH only) Before testing, notify the proper authorities that the smoke To test the bi-metallic thermal collector, aim a heat source, detector system is undergoing maintenance and will tem- such as a low powered heat gun or blow dryer, across the porarily be out of service. Disable the zone or system detector. Hold the heat source about 12 inches (30 cm) undergoing maintenance to prevent unwanted alarms. from the detector to avoid damaging the plastic. Detec

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Maintenance 3. Remove the screen by pulling it straight out (see Figure It is recommended that the detector be removed from its 2). Vacuum the inside. mounting base to facilitate easier cleaning. The detector is cleaned as follows: 4. Clean the vaned chamber piece by vacuuming or blow- ing out dust and particles. NOTE: Before removing the detector, notify the proper authorities that the smoke detector system is 5. To replace the screen, orient it so that the arrow on undergoing maintenance