UG-7-A6O Installation manual
page 11
HFE716 Version: 14
Date: 2014-03-24
Warning:
Use aerosol smoke detector tester with care and by following the manufacturer’s recommendations, the aerosol
ingredients vary from one manufacturer to another. If the spray is misapplied or excessively applied, it may
affect the operation of the duct smoke detector.
[9.4.3] SENSITIVITY TEST
Please use the following test set method to ensure that the detector’s sensitivity is within the limits specified
below:
1.
Notify the local and responsible authorities that maintenance is being conducted on the smoke detector
system, and that the system will be out of service until maintenance is completed. Disable the zone or
system that is under maintenance to avoid unwanted alarms and/or the possibility fire department
unnecessary dispatch.
2.
Use the Truetester portable smoke detector sensitivity measuring device (model number: Truetest 801).
This tester is available at: System Distributors LLC, 1345 Campus Parkway, Monmouth Shores Corp
Park, Neptune, New Jersey, NJ 07753-6815, Tel: 00 1 7327 519266
3.
Disconnect the power.
4.
Remove the four screws and the cover as described in Section 6.1
Figure 14b.
5.
*) Remove the detector head by turning it counter clockwise and lift the detector head.
6.
Use the UB-6 smoke detector base. This can be ordered from Calectro AB. Please see contact
information in this Installation manual.
7.
Install two 9V batteries in the UB-6 base according to
Figure 20.
8.
Mount the detector head in the UB-6 base
9.
Perform the “Fast ramp” sensitivity test with the Trutest device according to the Trutester User Manual.
10.
The sensitivity range is 3.36 to 4.42%/ft
11.
Replace the detector head in the UG-7-A6O by rotating it clockwise into place.
*12) Replace the Detector Cover
12.
Replace the four screws by using torque of 1.8-1.9 Nm.
13.
Restore system power.
14.
Verify smoke detector functions according to Section 9.
15.
Notify the local and responsible authorities testing has been completed and the smoke detector system is
back in operation.
*) Remove the diverter if installed. *2) Replace the diverter if installed. See
Figure 1.1
Figure 20
Sensitivity range is 3.36%/ft to 4.42 %/ft.
________________________________________________________________________________________
[10] DETECTOR REPLACEMENT/CLEANING
IMPORTANT:
Test and Maintain this detector frequently (minimum once a year) by following NFPA72
Requirements and guidelines
[10.1] DETECTOR CLEANING PROCEDURES
Notify the local and responsible authorities that maintenance is being conducted on the smoke detector system,
and that the system will be out of service until maintenance is completed. Disable the zone or system that is
under maintenance to avoid unwanted alarms and/or the possibility fire department unnecessary dispatch.
