Price FFU series Installation And Service Manual page 42

FAN FILTER UNIT
INSTALLATION & SERVICE INSTRUCTIONS
STEP 3: Check airflow using flow hood and adjust ECM Set-point as required until desired airflow is reached.
NOTE: Before proceeding to next step, ensure unit is operating at desired airflow. Any changes to the airflow will require the filter
status to be reset.
STEP 4: To calibrate clean filter pressure drop, scroll, scroll through the 'Service Menus' until reaching 'Filter', select this menu by
pressing the 'Enter/Menu' button (far right).
STEP 5: Scroll through the 'Filter' menu until reaching 'Reset Filter' select by pressing the 'Enter/Menu' button.
Make sure the area directly beneath and around the unit is clear of any personnel or equipment as this can affect the reading
NOTE:
of the clean filter static pressure.
STEP 6: Press the 'Enter/Menu' button to confirm reset of filter; this will begin calibration. This will take approximately 2 minutes.
After filter calibration is complete, LCD will display: 'RESET COMPLETED'.
STEP 7: Proceed to balancing sections starting on page 42
40
FAN FILTER UNIT - Manual | priceindustries.com
FIGURE 40: FILTER RESET SCREEN.
FIGURE 41: FILTER CALIBRATION SCREEN.