Grandview LF-MIRCII(Recessed-Ceiling Series) - Manual (Page 8)

7
二. Wood Ceiling
1. Saw an oblong groove at a required position (figure 1); Please measure the distance H between concrete roof
and ceiling surface correctly (figure 2).
Concrete Roof Roof Surface
Ceiling Surface Wood Ceiling
H
L( ) 26mm Total length of screen minus
15
8m
m
Figure1 Figure2
11. Installation Completed (figure 25).
.Note: the length of M12 bar is 500mm. Please prepare the bar your self if the distance H (between concrete roof
and ceiling) is longer than 600mm.
Figure25
8
4, Please follow the below steps to install the power cord which recessing in casing .
1)Take out the power cord (figure 6).
2)Loose the screws of power box and take out the power box (note: the power box must be buttoned on the hanger
of bracket according to figure 11, please put up and move back the power box to take out), because the power
cord has a limit, please do not draw it strongly.
3)Loose and take out two rubber screws, then remove the end cap (figure 8).
4)Remove the line cover of end cap, and then fill in the power line. Afterward, stuck the line cover back to end cap,
then install the power line outside the casing (figure 9)
5) Please complete the installation of end cap and fasten two rubber screws; do not need to install the power box
at this moment.
5. Install the whole screen on the hanging bracket (figure 11-12)
Fi gur e 4 Fi gur e 5
Figure9 Figure7 Figure8 Figure6
Figure11 Figure12
3.Please measure the security distance between hanging brackets (figure 4), and fix the hanging brackets on the
ceiling using expansion screws (figure 5).
L（ ） 26m m Tot al lengt h of scr een minus
1 5
8
100
7
9
H 100 minus
Power Line
图10
2.This screen equips bracket, and build up the hanging bracket using the hook, M12 nut and M12 bar. Cut the length of M12 bar to
H minus 100mm(H is the distance between concrete roof and ceiling surface) (Note: H is 500mm, the length of hanging bracket is
400m which is 500mm minus 100mm) (figure 3).
Fi gur e 3
M12 Bar
M12 nut
Hook Brooch
H
1
0
0
m
m
m
in
u
s
100. 0
L 94 minus
1
0
0
H
Power Box
Screw
EXT IR （
）
External
Infrared Receiver
Pow er Li ne
Li ne Cover
Rubber Screw
End Cap
Fo ur Hangi ng
Boar ds ar e in middl e.