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4 General Maintenance
1. Inform the suitable personnel before conducting the maintenance.
2. Disable the alarm warning device on the control panel to prevent false alarm.
3. Do not attempt to repair the circuitry of the alarm warning device, it may affect the
operation to respond to a fire condition and will void the manufacturer's warranty.
4. Use a damp cloth to clean the surface.
5. Notify again proper personnel after conducting the maintenance and make sure to enable
the alarm warning device and confirm if up and running.
6. Perform the maintenance on semi-annually or depending on the site conditions.
5 Troubleshooting Guide
What you notice
Address not enrolling
Unable to commission
Appendix 1
Operational Performance Data for LPCB Approved Tones
1. Tone 14 – Volume dB(A)
Horizontal Plane
Angle
Max27.5V
15°
92.1
45°
93.1
75°
96.5
105°
94.5
135°
91.7
165°
89.6
What it means
The wiring is loose
The address is duplicate
The damage the electronic circuit
Normal Mode
Vertical Plane
Min 20V
Max27.5V
Min 20V
87.8
95.8
88.6
96.7
92.7
101.1
90.2
101.3
86.9
99.4
84.9
97.8
Installation & Operation Manual
Conduct maintenance
Re-Commission the device
Replace the device
Low Current Consumption
Horizontal Plane
Max27.5V
Min 18V
91.2
84.8
86.6
91.7
84.8
83.6
97.1
88.1
89.2
96.1
86.2
84.8
94.6
84.8
82.2
93.3
83.5
84.1
Specifications are subject to change without prior notice
TX7320 Addressable Sounder
What to do
Vertical Plane
Max27.5V
Min 18V
83.9
84.1
89.0
88.6
90.8
89.2
91.2
90.1
84.9
84.2
84.7
84.0
4050100271-Rev1.0-1215
TANDA UK
11
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