ABB ACH550 series Manuale di installazione, funzionamento e manutenzione - Pagina 15
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3. Lift the filter out of the filter bracket and replace as appropriate.
4. With the filter in the filter bracket, align the hooks on the bracket with the slots in the
enclosure base, and press the hooks up into the slots.
5. Slide the filter bracket back, making sure that the hooks catch on the enclosure.
6. Replace the mounting screw. Tighten until the gasket on the bracket is about 50%
compressed.
Enclosure air filter replacement – UL Type / NEMA 12 floor mount enclosures
Filter material
Enclosure Type
UL Type / NEMA 12
Note: When installing the filter media, the white side must face the outside of the
cabinet and the colored side must face the inside of the cabinet. Refer to page 34.
Diagnostics
Refer to the
ACH550-PCR/PDR
ACH550 Installation, Operation and Maintenance Manual
Inlet (door)
3AUA0000006723 (qty 1)
Diagnostics
instructions on page 24.
Outlet (roof)
3AUA0000006722 (qty 2)