Tecnoalarm TecnoFire TFNET, Manual

Page: 7 / 24

TFNET
7
2 - MAINTENANCE
Periodic maintenance of the system
For perfect ef fi ciency of the fi re detection system, the customer shall provide for a preventive maintenance program. The
frequency of inspections depends on several factors; it is recommended to perform an inspection on average every 6 months
(unless speci
fi cally required otherwise). Maintenance should be carried out by specialized personnel provided with the necessary
know-how and equipment to perform adequate maintenance work. It is assumed that the information needed to perform a proper
maintenance can be provided by the designers and/or manufacturers the
fi re detection system.
The maintenance guidelines are provided in the Italian standard UNI 11224.
The most signi
fi cant checks should include at least:
• Functional state of power supply units and accumulators (APS) of the control panel and of the system power supply modules.
• State of the batteries of the self-powered devices (sirens, communicators).
• Functional tests of the sensors that make up the system.
• Checks about the state of cleanliness of the analysis chambers of the optical sensors.
• Ef fi ciency of the control organs of the control panel and repeaters.
• Functional and operational ef fi ciency of the acknowledgement, evacuation and system recovery procedures.
• Ef fi ciency of manual alarm button module.
• Ef fi ciency of optical and acoustic noti fi cation module.
• Ef fi ciency of phone communicators (phone call tests).
• Veri fi cation of system actuations entrusted to input and output interface modules, etc.
• Check for correct tightening of the terminals wires.
• Final drafting of a test report signed by the maintainer and by the customer for acceptance.