Critical Environment Technologies YESDUST, Operation Manual, Page: 14 / 20

14 © 2015 All rights reserved. Data subject to change without notice.
YESDUST - Operation Manual Rev. D | 2015.04
5.4 Exterior Top
NUMBER FEATURE FUNCTION
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Vents
Allows air fl ow
6 OPERATION
NOTE: Batteries have been disconnected from the YESDUST for shipping. Install the batteries
before using. Observe polarity when reinstalling batteries.
For proper operation, the YESDUST must be placed in a vertical position.
Before use, the sensor requires a one-minute warm up.
6.1 Operating Instructions
Battery Replacement
Step 1:
Open the YESDUST by removing the screws from the four corners of the front cover
Step 2:
Remove the old batteries by pressing the battery towards the spring in the battery holder and
lifting the opposite end.
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