Preventive maintenance, Reventive, Aintenance – RLE LD1500 V.3.1 User Manual
Page 47
rletech.com
LD1500 User Guide
47
A
P P E N D I X
C
HAPTER
0
P
REVENTIVE
M
AINTENANCE
Follow these steps monthly to test the system and ensure that the control panel is functioning
properly:
1
Place water on the cable.
2
Verify the Leak Detected alarm through the Web interface or BMS.
3
Compare the distance reading on the LD1500 to a reference map (if available) to verify that
the LD1500 displays the correct leak location.
4
Dry the cable and verify that the LD1500 returns to normal.
5
Remove the End-of-Line terminator (EOL).
6
Verify the Cable Break alarm through the Web interface.
7
Reinstall the EOL.
8
Verify that the LD1500 returns to normal.
Monitor the cable current monthly to verify that the cable is not being contaminated. The
LD1500 will alarm on cable contamination if the contamination is excessive.
♦
From the LD1500 Web interface, verify that the Cable Current is less than 25
μ
A. If the
cable current is greater than 25
μ
A, it is recommended to troubleshoot the cables to
determine which cable is contaminated. The contaminated cable should be removed,
cleaned, retested and reinstalled.