CRH Leviat HALFEN HEK3 Instrucciones De Montaje página 6

HALFEN HEK3
On-site Installation
1
Ensure the serrated surfaces in the
HEK3 Precast coupler are clean;
remove any concrete or residue.
2
Install and adjust the concrete
element.
Installation torques
Installation torques T [Nm]
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Bolt thread T
M 16 70
M 20 90
Applies for applications using
the Demu T-FIXX Sleeve anchor
Applies for applications using
Demu Bolt anchor 1988 /
Demu Plate anchor 1980-P
6
3
Insert the serrated plate with the washer
and the fi xing bolt, through the
installation access hole and screw the
bolt into the sleeve anchor i.e., the fi xing
anchor. Ensure the correct length of bolt
is used (s. page 4).
4
Ensure the
serration
engages
correctly
The installation torques are valid
for unlubricated bolts.
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Adequate shims are recommended
/ 100
to compensate for excess joint
widths or recessed fi xing anchors
/ 125
when tightening the HEK3 Precast
couplers.
The recommended values
consider the specifi c losses
caused by bolt relaxation resulting
from settlement in the bolted
connections.
Assembly Instructions
5
If necessary, use slotted shims
between the precast coupler and the
sleeve anchor i.e the bolt anchor.
6
Observe the installation torques T
for the HEK3 Precast coupler
(see table).
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T
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