Preventive Maintenance Schedule - ABB Symphony Harmony Series Instruction

Maintenance
Introduction

Preventive Maintenance Schedule

WBPEEUI260047A0
The reliability of any stand-alone product or control system is
affected by the maintenance of the equipment. ABB Automa-
tion recommends that all equipment receive preventive mainte-
nance which will keep the equipment operating at an optimum
level.
This section presents procedures that the customer should be
able to perform on site. These preventive maintenance proce-
dures should be used as a guideline to assist in establishing
good preventive maintenance practices.
Personnel performing preventive maintenance should meet the
following qualifications.
Maintenance personnel should be qualified electrical tech-
•
nicians or engineers that know the proper use of test
equipment.
Maintenance personnel should be familiar with the module
•
mounting unit and field termination panel, have experience
working with process control systems, and know what pre-
cautions to take when working on live AC and/or DC
systems.
Table 3-1 is the preventive maintenance schedule for the
NTHS03 termination unit. The table lists the preventive main-
tenance tasks in groups according to their specified mainte-
nance interval. Tasks that require further explanation are
covered under Preventive Maintenance Preventive Maintenance Procedures Preventive Maintenance Procedures Preventive Maintenance Procedures
NOTE: The preventive maintenance schedule is for general purposes only.
Your application may require special attention.
Section 3
Procedures.
3 - 1