IOM / ROOFTOP BALTIC Series - 0704-E Page 63
VENTILaTION : AIRFLOW BALANCING
The CLIMATIC controller can monitor the pressure drop
across the filter (If option fitted)
The following set points can be adjusted depeding on the
installation.
"Airflow" in page 3411 = 25Pa by default
"No filter " in page 3412 = 50Pa by default
"Dirty Filter" in page 3413 = 250Pa by default
The actual pressure drop measured accross the coil can
be read on the Climatic Display DS50 in menu 2131.
The following faults may be identified
-Fault code 0001 AIRFLOW FAILURE, if measured ∆P
across the filter and coil is below the value set in page
3411
-Fault code 0004 DIRTY FILTERS, if measured ∆P across
the filter and coil is above the value set in page 3413
-Fault code 0005 MISSING FILTERS, if measured ∆P
across the filter and coil is below the value set in page
3412
FILTER REPLACEMENT
After opening the filter access panel, lift the filter retaining log.
The filters can then be removed and replaced easily by sliding the dirty filters out and clean ones in.
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