Mounting
16 / 40
ASD 535, Mounting and installation, T 140 333 d en
2.4.3
Removal of the air outlet pipe plug
Insert the blade of a
flat-blade screwdriver no. 2
(4 mm) into one of the side recesses of the air outlet
pipe plug. A slight prying movement toward the ASD
housing releases the pipe plug.
Fig. 4 Removal of the air outlet pipe plug
2.4.4
Turning the labelling strips
To turn the labelling strips, open the detector housing
and completely remove the cover from the device
(undo the flat cable).
Depending on the device version, there is a different
number of labelling strips printed on both sides in the
control unit:
•
ASD 535-1 = 1 x
“A”
•
ASD 535-2 = 1 x
“A”
•
ASD 535-3 = 1 x
“A”
and 1 x
“B”
•
ASD 535-4 = 1 x
“A”
and 2 x
“B”
The labelling strips can be pulled out of the control unit
by their tabs and after turning over inserted again into
the holder.
Fig. 5 Turning the labelling strips
Carefully twist off in the
direction of the arrow
Recess for screwdriver
View of cover from inside
BCB 35 / ACB 35
(gez. ACB 35)
State indicator
Smoke level indicator
N
or
m
al
m
ou
nt
in
g
N
or
m
al
m
ou
nt
in
g
B
B
A
A
A
B
B
U
ps
id
e
do
w
n
m
ou
nt
in
g
U
ps
id
e
do
w
n
m
ou
nt
in
g
Summary of Contents for ASD 535
Page 4: ......