Maintenance; Overview; Test Equipment, Tools, And Materials; Preventive Maintenance - Eci Telecom NPT-1020 Installation And Maintenance Manual

7

Maintenance

7.1

Overview

This chapter provides maintenance procedures for NPT-1020 equipment.
Personnel involved in maintenance must be thoroughly familiar with safety issues, as described in
You Start.
7.2

Test Equipment, Tools, and Materials

The only tools required for most maintenance activities described in this chapter are an LCT-APT terminal
and a multimeter. If you need to make measurements, it is recommended to use equipment of the same
type and models used for commissioning tests, see
for equipment installation must also be available during maintenance.
7.3

Preventive Maintenance

The purpose of preventive maintenance activities is to keep the NPT-1020 hardware in good condition, and
detect and correct as soon as possible any condition that may lead to deterioration and equipment
malfunction.
Record the execution of the various activities and their results according to the procedures used in your
organization.

Table 7-1: Preventive maintenance inspection and checks

Item Inspection/Check
Visually inspect the condition of cables and fibers. Check for correct
1
routing (no sharp bends) and proper support to avoid stress. Avoid
touching fibers during the inspection, except as required to correct
problems.
Inspect equipment racks and cases, connection terminals, grounding,
2
etc. Pay special attention to any signs of corrosion.
Check the condition of rack front doors and RFI fingers. Clean as
3
necessary with approved cleaning agents.
Whenever applicable, inspect ancillary equipment (air conditioners,
4
lighting, distribution panels, etc.) and their power sources.
Check that all unused optical connectors are covered by protective
5
covers. Add covers as necessary.
Check that cards and modules are securely attached. All module
6
fastening screws must be tight (tighten only manually).
ECI Telecom Ltd. Proprietary
Commissioning Tests. The tools and materials necessary
Before
Intervals*
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X
X
X
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7-1