10/12
RZN 430x-M
Rev.:1.6
Troublesshooting
Should the smoke extraction system fail to operate satisfactorily or the green pilot light
in
the button fail to light up, check the following points.
Causes
No 230 VAC power
supply.
Battery faulty.
Batterie O.K.
Fault in
MOT
group.
Fault in
MOT
group.
Fault in
MOT
group.
Group O.K.
Fault in smoke-vent
button line
RT
or
in
smoke
detector line
RM
Line O.K.
Remedy
Call duty electrician at once to
rectify cause of power failure.
Check battery, fuse and
connections.
Check fuse, connections,
cables, terminal resistors on
drives.
Check terminal resistor or
module between terminals
5
and
7
.
Check terminal resistor or
module between terminals
5
and
6
.
Check fuse, connections,
cables, terminal resistors,
terminals, smoke-vent buttons,
smoke detectors an external
control system.
Symptoms
Power
LED
fails to light up.
Battery
LED
lights up.
LED
fails to light up.
Group 1 or 2
LED
lights up.
Pilot light
extinguishes
during closing operation; red
LED
lights up; vent cannot
close.
Pilot light
extinguishes
during closing operation after
approx. 20 sec.; red LED
lights up.
LED
fails to light up.
Line 1 or 2
LED
lights up.
LED
fails to light up.
