Lennox ROOFTOP FLEXY FXK 100, Инструкция по установке, эксплуатации и обслуживанию

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IOM – FLEXY II – 1007 – E Page 43
F
ILTER REPLACEMEN T
After opening the f ilter access panel, lift the filter retaining log.
The f ilters can then be remov ed and replaced easily by sliding the dirty filters out and clean ones in.
The CLIMATIC controller can monitor the pressure drop across the filter (If option fitted)
The f ollowing set points can be adjusted depeding on the installation.
“Airf low” in page 3411 = 25Pa by default
“No f ilter “ 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 f ollowing faults may be identif ied
-Fault code 0001 AIRFLOW FAILURE, if measured
Δ
P across the f ilter and coil is below the v alue set in page 3411
-Fault code 0004 DIRTY FILTERS, if measured Δ P across the f ilter and coil is abov e the v alue set in page 3413
-Fault code 0005
MISSING FILTERS, if measured
Δ
P across the f ilter and coil is below the v alue set in page 3412
VENTILATION : FILTERS
Be Careful: do the filters' fire classification's choice according to
the local regulations