EN | 9
EÜK mounting instructions
Preparations for mounting
Some screed types (magnesia screed, poured asphalt) require appropri-
ate preliminary work due to the properties of the screed materials.
4.3
Required tools
The following tools are required for the mounting of the screed-covered
duct system:
– OBO anchor
– OBO flattener
– Spirit level
– Side cutter
– Angle grinder
– Philips screwdriver
– Slotted screwdriver
– Adhesive tape, 50 mm wide
5 Preparations for mounting
5.1
Calculation of the duct lengths
During the planning and determination of the effective cable lengths of
the underfloor ducts
2
, the following deduction dimensions should be
taken into account.
Note!
The deduction dimensions are always measured from duct stop to duct
stop (see detailed view in Fig. 3).
Article
Type
Deduction
dimension A
Vertical bend
VK...
130 mm
Underfloor junction box/underfloor device
socket
UGD/UZD 250
UGD/UZD 350
280 mm
380 mm
Connection shackle
VL...
8 mm
