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Preventive maintenance, Reventive, Aintenance – RLE LD2000 User Manual

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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.

1

Verify the Leak Detected alarm on the control panel.

2

Compare the distance reading on the LD2000 to a reference map (if available) to verify that

the LD2000 displays the correct leak location.

3

Dry the cable and verify that the LD2000 returns to normal.

4

Remove the End-of-Line terminator (EOL).

5

Verify the Cable Break alarm on the control panel.

6

Reinstall the EOL.

7

Verify that the LD2000 returns to normal.

8

Monitor the cable current monthly to verify that the cable is not being contaminated. The

LD2000 will alarm on cable contamination if the contamination is excessive.

9

From the LD2000 Web interface, verify that the Cable Current is less than 25

A. If the

cable current is greater than 25

A, it is recommended to troubleshoot the cables to

determine which cable is contaminated. The contaminated cable should be removed,

cleaned, retested