GB
3.4.6
Assembly with quick-release frame
The quick-release frame offers maximum flexibility for assembly and removal of cooling units.
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It makes replacement of cooling units quick and easy. The assembly cut-outs and fastening points are identical
to those for assembly of the cooling unit alone; see figure
retrofitting with the quick-release frame simple and easy; see
The quick-release frame has a central locking mechanism that guarantees an absolutely secure connection with
the DTT cooling unit.
Unit preparation - front panel removal
1
2
Figure20 – Loosening the front panel
Item
Designation
1
Screws / casement fasteners (6x)
3
Front panel
Requirements
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All general requirements for assembly are fulfilled, see
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Cut-outs have been made for the cooling unit; see figure
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The cooling unit is de-energized.
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The flat seal is applied on the switch cabinet.
Required tools and material
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Assembly tool, screwdriver
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Accessory kit: Bracket (2x), M6x10 mm screws (4x), washers (4x)
Procedure
Unscrew the six screws (switch cabinet/interior) with the casement fasteners (1).
The screws and casement fasteners are required for later assembly of the quick-release frame.
Unscrew the three screws (2) on the front panel. Turn the screwdriver counterclockwise to loosen the screws;
see the figure Loosening the front panel.
Carefully slide the front panel (3) upwards.
Always disconnect the ground cable (4) before removing the front panel.
Carefully pull the front panel upwards; see the figure Front panel removal.
The front panel has been removed.
Operating Manual DTT 6401 Standard Controller (SC) 086100036 © Pfannenberg GmbH
cut-outs for the DTT cooling
ordering spare parts and accessory
3
Figure21 - Front panel removal
Item
Designation
2
Front panel screws (3x)
4
Ground cable
General assembly requirements
cut-outs for the DTT cooling unit.
unit. This makes
parts.
4
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