Bosch D285DH User Manual Download

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D285DH

EN

Installation Instructions

Photoelectric Duct
Smoke Detector

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Summary of Contents for D285DH

Page 1: ...D285DH EN Installation Instructions Photoelectric Duct Smoke Detector ...

Page 2: ...e system supervision An end of line EOL resistor specified by the control manufacturer provides four wire supervision 2 0 Specifications Table 1 Specifications Description Only requires a base B is the UL compatibility identifier Refer to the Two Wire Smoke Detector Compatibility Technical Service Note P N 31866 to determine the identifier used with the D340 Series Duct Housing Operating Temperatu...

Page 3: ...tor D285DH Installation Instructions 3 0 Mounting Figure 1 Mounting the Base 1 Base contacts three sets 2 Start the detector contacts at these three places and rotate the base clockwise 1 R2 3 1 2 1 2 2 1 3 When the system is free of alarms check each detector to ensure the red LED head indicator flashes approximately every 4 sec This verifies the detector is receiving power and operating properly...

Page 4: ...ver tab away from the chamber cover Then pull the chamber cover up and away from the chamber refer to Item 2 in Figure 3 6 Remove dust and debris from the chassis area using clean dry compressed air or a vacuum 7 Replace the chamber to ensure the hole for the LED is properly aligned over the LED Align by placing the chamber parallel to the chassis and gently snapping the locking tabs into place 8 ...

Page 5: ...tivity 6 2 Magnet Test Place a magnet horizontally against the recess in the duct housing cover and observe the LED If the detector is within the factory marked calibration range it goes into alarm and the Alarm LED latches ON If the detector is too sensitive the LED on the head flashes six times rapidly once every 1 2 sec Then the detector goes into alarm If the detector is not sensitive enough t...

Page 6: ...Bosch 6 04 49323C 6 D285DH Installation Instructions Notes ...

Page 7: ...7 Bosch 6 04 49323C D285DH Installation Instructions Notes ...

Page 8: ...Bosch 130 Perinton Parkway Fairport NY 14450 9199 USA Customer Service 800 289 0096 Technical Support 888 886 6189 2004 Bosch 49323C ...

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