Operation | Instructions
WARNING: When DFS needs service, the BIOMONITOR DFS FUNCTIONING indicator turns off. Turn the unit off and
unplug it; then perform maintenance as indicated in the filter replacement and maintenance section below.
DFS Activation / Deactivation
1. When unit is under normal operation, DFS function is turned on by default.
The BIOMONITOR DFS FUNCTIONING indicator is lit in green.
2. Press DFS ON/OFF button to turn such function on or off.
3. When the MAIN FILTER FUNCTIONING indicator flashes, DFS function is disabled automatically, the
BIOMONITOR DFS FUNCTIONING indicator turns off and the DFS ON/OFF button is disabled.
4. Replace the main filter and reset the timer to reactivate DFS function as well as the DFS ON/OFF button.
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