Operation and Maintenance Manual (DTR) iSWAY
®
Set of products
Version 1.8 of 2.2021
162
The last test should consist in starting the automatic fire detection system (smoke detector) by
letting smoke into the detector head. This in turn should activate the central fire alarm panel, thus
activating the pressure differential.
13 Maintenance
13.1st
General provisions
The pressure differential system, including the smoke detection system or any other fire alarm
system used, the switching mechanism, the fans, the power supply systems of the equipment and
the activation of the automatic ventilation equipment shall be subject to regular maintenance and
functional test procedures.
The person responsible for the design of the system should provide the user with a list of devices
to be checked periodically. Records of all maintenance and functional tests should be kept by the
building management.
Any records should show repeated faults, so that potential system defects can easily be traced
13.2nd
Maintenance requirements
13.2.1
The equipment should be included in the maintenance schedule of the building services.
13.2.2
A maintenance and functional test schedule must be prepared.
13.2.3
All unsatisfactory results or faults in the maintenance of the equipment shall be recorded
in a logbook and reported to the building management.
13.2.4
Maintenance of the equipment shall comply with the manufacturer's instructions.
13.2.5
The records shall indicate all reports of recurring faults which may be considered as design
errors.
13.3rd
Weekly tests
13.3.1
The pressure differential system shall be operated weekly. During system operation, check
that the fans are working satisfactorily and that the ventilation system has worked.
13.3.2
The level of fuel in the auxiliary power supply shall be checked every week so that the
amount of fuel is sufficient to operate the generator for the required time if the generator is an
auxiliary power supply.
13.4th
Monthly tests
