Datasheet

Installation and Operation Manual 21
Troubleshooting If a module shows two green indicator lights and the display panel shows a red
phase indicator light, follow the Troubleshooting Flow Chart in Figure 11 below.
Replacement Parts The following replacement parts are available. For ordering information refer to
the product catalog.
• SPD modules. Replacement instructions are included with the
replacement parts.
• Diagnostic display panel assemblies. Replacement instructions are
included with the replacement parts.
Warranty For warranty information about your Surge Protection Device, go to the APC
website www.apc.com. Choose Products, and then choose Surge Protection
and Power Conditioning. Scroll down to Modular Surge Suppression.
Choose your part number from among the categories listed under Modular
Surge Suppression. A screen containing information specific to your Surge
Protection Device is then displayed. Click on the Documentation tab to locate
the file containing your warranty.
Figure 11: Troubleshooting Flowchart
START
Red phase
LED(s) lit.
Alarm on?
Is alarm
Enable/Disable
LED on?
Press alarm
Enable/Disable
switch. Is
alarm on?
Is alarm LED
on?
NO
NO
YES
YES
Check
patch cable
connections. Is
Red LED(s)
on?
Check the
voltage on
each phase. Is
the voltage
correct?
LEDs lit on
all modules?
Possible diagnostic
display panel failure.
Contact APC
Technical Support at
1-800-800-4272 for
troubleshooting.
NO
YES
YES YES
NO
YES
YES
NO
Check the power
utility feed and
verify voltage levels.
NO
Replace module(s)
that do not have
LEDs lit.
Energize SPD and
verify proper
connection.
NO
NOTE: For further assistance, call APC Technical
Support at 1-800-800-4272.
Maintenance and Troubleshooting