Operating Manual DTT 6801 Multicontroller (MC) 086100037 © Pfannenberg GmbH Page 22 / 49
3.4.4 Install flat seal and assemble
Danger of accidents due to incorrectly installed seals
Leaky seals can allow moisture to penetrate and cause short-circuits.
Install the seal so that it provides a tight seal to the switch cabinet.
Always inspect seals during cleaning and maintenance.
Flat seal installation and DTT cooling unit assembly
Requirements
- Cut-outs have been made for the cooling unit; see figure cut-outs for the DTT cooling unit.
- The M8 jack rings (1) are screwed into the cooling unit, see Mounting M8 jack rings.
- The cooling unit is de-energized.
Required tools and material
- Flat seal (2), installation tool
- Accessory kit: Threaded bolts, screws, nuts, washers
Procedure
Adhere the self-adhesive flat seal (2) on the switch cabinet (3).
Incorporating a reinforcement on the installation surface provides an optimal seal between the cooling unit and
switch cabinet.
The flat seal is applied and the cooling unit can be assembled.
Figure 19 - Flat seal installation and assembly
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