FFR FGR FFK FFS Operating maintenance

Table Of Contents

| A003

Contents

1 Filter cassette.................................................1

1.1 Filter change .........................................1

1.2 For circular ducts ....................................1

1.2.1 FFR .........................................1

1.2.2 FGR.........................................2

1.3 For rectangular/square ducts ....................3

1.3.1 FFK .........................................3

1.3.2 FFS .........................................4