20/20
RZN 4416-M Rev.:1.1
All sizes in millimetre • Rights to technical modifications reserved. • Reprinting and phototechnical
reproduction also in extracts has to be expressively authorized by D+H Mechatronic AG.
Preparation:
Notify user, that the system is out of operation
before starting with inspection.
Notify user about false alarms.
Interrupt or switch off monitored alarm
indication and remote controls.
Inspection:
Check all appliances and cable connections
for outer damage and dirt accumulation.
Fire detectors, smoke vent buttons, smoke
vents and so on must not be impaired in
their function by goods in storage or
structural changings.
Smoke vent button:
Open smoke vent button.
Press red button
, red display diode
lightens in button and control panel.
Smoke vent must open.
Press masked button
(1 sec.), red display
diode
extinguishes in button and control
panel.
Smoke vent must close.
Automatic fire detectors:
Release smoke detector individual by D+H-
smoke detector tester, as an alternative by
cigarette smoke (response delay circa 20
sec.).
Red display diode must lighten.
Smoke vent must open.
For closing wait until there is no more smoke
in detector.
Reset line in control panel (switch off/ switch
on press button), red display diode
extinguishes in button and control panel.
Press masked button
in smoke vent
button. Smoke vent must be closing.
The line can also be directly reset via smoke
vent button, if Dip switch 9 is switched on OFF.
For this, press masked button
in smoke
vent button (for 1 second).
Red display diode
extinguishes in button
and in control panel. Smoke vent must close.
At severe dirt accumulation visible from
outside or false alarms, send detector in for
maintenance and install an exchange
detector.
External control (optional):
Release external control.
Smoke vent must open.
Open contact in external system for closing,
for example by resetting of fire detector
system.
Press masked button
in smoke vent
button (1 second). Red display diode
extinguishes in button and control panel.
Smoke vent must close.
Emergency supply:
Detach fuse MAINS on motherboard of
control panel.
Green mains indication diode
on control
panel must not lighten.
Repeat functioning testing.
Green control diode
in smoke vent
buttons must not lighten. Ventilation is out of
function.
If Dip switch 4 and 5 on ON, the group will be
automatically closing.
Examination
Every six months and after repair by a specialist or staff, who has been introduced to the task.
Eliminate failings at once. Keep control book.
