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How can I verify if my Mircom I56-3311 smoke sensor is working?

1Answers
LaJohnny
12/17/2025, 12:14:02 PM

To ensure your Mircom I56-3311 Intelligent Photoelectric Smoke Sensor is functioning correctly, you can perform several tests. Here's how:

  1. Functional Test with Magnet: Use a test magnet (P/N M02-04-01 or M02-09-00) specifically designed for this purpose. Hold the magnet near the designated test area on the sensor. The control panel should register an alarm.

  2. Smoke Entry Test with Aerosol Generator: Employ a GEMINI model 501 aerosol generator. Set it to simulate 4%-5% obscuration. Apply the aerosol using the applicator until the control panel activates the alarm. Alternatively, use approved canned aerosol simulated smoke products as a substitute.

  3. Direct Heat Method (for specific models): This method is applicable for models MIX-2251TAP and MIX-2251TMAP. Use a hair dryer (1000-1500 watts) to test the thermistors. Direct the heat towards the thermistors from a safe distance, taking care not to cause damage. The detector will reset after it has cooled sufficiently.

Important Considerations:

  • Always follow the instructions in the Mircom I56-3311 instruction manual.
  • If the sensor fails a test, try cleaning it as per the manual's instructions, and then retest. If issues persist, consider replacing the sensor.
  • After completing the tests, return the system to its normal operational state and inform the relevant authorities that it's back online.
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