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Smoke extraction damper - SEDM-D
Page 20
Version 2023-06-07
TPM 155/22
1)
Drill a hole in the corner of the damper for a connecting cable, prepare a cable passage in the shaft wall.
2)
Check that all cage nuts or other elements necessary for the connection of the grille are on the damper.
3)
Fill the inside of the damper frame with mastic, mortar or gypsum.
4)
Install SEDM-D into the centre of installation opening using wedges or spacers.
5)
Pull the connecting cable including a special grommet through the wall.
6)
Fill the gap between the damper and a shaft with mastic, mortar or gypsum. Make sure that the gap is
perfectly filled. Let the mastic (mortar or gypsum) harden.
7)
Drill four holes to the damper casing in the place of corners (4 x horizontal) up to the shaft wall, screw the
damper into the shaft wall.
8)
Connect the cable to the junction box, secure the cable on the inside of the damper casing against pulling
the end out of the junction box using cable clips.
9)
Seal the cable passage through the shaft wall and through the damper casing.
10)
Attach a shock absorber to the shaft wall or damper blade.
11)
Test opening and closing of the damper blade.
12)
Install a grille.
Installation without installation frame
1)
Install frame into the opening. For frame installation procedure
2)
Drill a hole in the corner of the damper for a connecting cable, prepare a cable passage in the shaft wall.
3)
Check that all cage nuts or other elements necessary for the connection of the grille are on the damper.
4)
Install SEDM-D on the frame and mount it on four fastening plates.
5)
Pull the connecting cable including the special grommet through the shaft wall.
6)
Connect the cable to the junction box, secure the cable on the inside of the damper casing against pulling
the end out of the junction box using cable clips.
7)
Seal the cable passage through the shaft wall and through the damper casing.
8)
Attach a shock absorber to the shaft wall or damper blade.
9)
Test opening and closing of the damper blade.
10)
Install a grille.
Installation with installation frame
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Dampers can be installed with the restraint mechanism left or right.
Installation procedure