Bernal G 501, User Manual

Page: 12 / 62

12
GB
Firmly screw on the lintel fastening bracket using suitable
screws and washers.
Lift the rail and attach to the lintel fastening using M8x75 bolts
as well as washers and self-locking nuts.
If the rail is not fastened directly to the ceiling
but rather by using suspension brackets, proceed with
3.2.3 (Figure 22).
Swivel the rail on the ceiling (a) and support.
Check for horizontal alignment using the spirit level; check for
central alignment of the previously (Picture 14) traced middle of
the door leaf (b).
Trace the bore holes through the head mount observing / ensu-
ring that there is a suitable substrate (c).
Lay the rail on the floor and cover it to protect it against drilling
dust.
Drill the holes (a) and clean the area–if necessary use a devi-
ating drill diameter according to a suitable fastening material!
Insert the dowel, swivel the rail on the ceiling and tightly fasten
down using suitable fastening material (b).