MAINTENANCE
PREVENTIVE MAINTENANCE PROCEDURES
7 - 2
WBPEEUI110504A0
PREVENTIVE MAINTENANCE PROCEDURES
This section covers tasks from Table
that require specific
instructions or further explanation:
•
Checking and tightening all wiring connections.
•
Cleaning the indicator window (if supplied).
•
Cleaning the exterior of the transmitter.
Checking Connections
The equipment needed to perform this procedure is a
flat-blade screwdriver.
Check all signal wiring, power, and ground connections within
the transmitter to verify their integrity. When checking con-
nections, always turn the screw in the direction to tighten
only. If the connection is loose, it will be tightened. If the con-
nection is tight, the tightening action will verify that it is
secure. There must not be any motion done to loosen the con-
nection.
Indicator Window Cleaning
The equipment required to perform this procedure is:
•
Window cleaning solution.
•
Soft, lint-free cloth.
1. Spray the window cleaning solution on the soft, lint-free
cloth. Do not spray directly on the indicator window.
Table 7-1. Preventive Maintenance Schedule
1
Task
Frequency
Clean indicator window (if supplied). Refer to procedure.
3 months
Clean transmitter exterior. Refer to procedure.
Check and tighten all wiring connections, including power
and ground connections. Refer to procedure.
Clean sediment and deposits from connecting piping (proce-
dure depends on the installation and the process).
Check and tighten piping connections (procedure depends
on the installation and the process).
Check and tighten all conduit connections (procedure
depends on the installation and the process).
6 months
Calibrate the unit. Refer to
Section 4
.
12 months
Change O-rings. Refer to
Section 8
.
Complete all applicable tasks in this table.
Shutdown
2
NOTES:
1. Environmental conditions might warrant more frequent attention.
2. Shutdown is usually defined as an occurrence that happens on a frequency level of greater
than one year.
Содержание Platinum standard Series
Страница 1: ......