Chapter 7
Copyright © 2019 Eaton Corporation. All Rights Reserved.
IPN March 2019
119
Cha pter 7
Maintenance
Overview
The RM3-340/440 contains hazardous voltages and hazardous energy levels. Before
undertaking any maintenance task refer to the Warnings on page
52.
• If a maintenance task must be performed on a "live" system then take all necessary
precautions to avoid short-circuits or disconnection of the load equipment, and follow any
"live-working" instructions applicable to the site.
• Only perform the maintenance tasks described in the Maintenance chapter. All other tasks
are classified as Servicing. Servicing must only be performed according to specific
instructions and only by personnel authorized by Eaton. This includes disassembly and/or
servicing of any modules.
• For further information on Servicing contact your local Eaton dc product supplier, or refer
to the contact details on page 161.
Troubleshooting 120
Replacing or Adding a Rectifier 127
Replacing the EFX48 System Controller 129
Battery Mid-point Monitoring (String Fail) Alarm 130
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