MAINTENANCE
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5-1
SIG-00-13-12 February 2021
Version No.: B
SECTION 5
MAINTENANCE
5.0
MAINTENANCE
5.1 GENERAL
There is no maintenance required on the PTC console. Standard housekeeping is recommended to keep dirt
and debris from accumulating around the console. There are no user serviceable parts within the console.
Failed units should be returned to Siemens for repair or replacement.
NOTE
If the PTC Console fails, replace the PTC Console but leave the ECD/Power
connector installed. The newly installed PTC Console will obtain its
configuration from the ECD.
WARNING
THE ECD SHOULD NOT BE REMOVED OR REPLACED. IT CONTAINS
VITAL SITE-SPECIFIC DATA REQUIRED FOR PROPER OPERATION OF
THE SIGNALING SYSTEM. IF THE ECD IS SWAPPED, THE SYSTEM
MUST BE RETESTED.
5.2
ON-SITE PERSONNEL
On-Site Personnel is used in two ways, 1) to enable on-site personnel to suppress alarms while performing
maintenance on-site, 2) enables on-site personnel to authenticate requests from remote users.
5.2.1 On-Site Personnel Operation
When on-site personnel perform maintenance, it is desirous to suppress alarms until work is completed. To
suppress alarms, verify the On-Site LED is OFF, press the On-Site Personnel button to start the alarm
suppression timer. The length of time is determined by the Alarm Suppressor Timer described in Section
5.2.2.1. Default time is 20 minutes. The Alarm Suppressed LED will illuminate while the timer is active.
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