Troubleshooting Requiring Eaton After-Sales Support - Eaton MX 4000 RT Installation And User Manual

5.3 Troubleshooting requiring EATON after-sales support

Display
POWER MODULE FAULT Internal power sub-module fault detected.
BATT MODULE FAULT
FRAME FAULT
Note: In parallel, when both UPSs are not protecting the load, a sequence enable to start with an UPS alone :
1 - On the failed UPS, on MAINTENANCE menu, choose «Start other UPS» (see section 4.5).
2 - Press yes.
3 - Start the other UPS to protect the load.
Troubleshooting one UPS (or two UPS in parallel) with ModularEasy module:
Indication
The equipments are no longer
supplied when the manual bypass on
the ModularEasy module is set on the
Bypass position.
The equipments are no longer
supplied when the manual bypass on
the ModularEasy module is set on the
Normal position.
The equipments are no longer
supplied if Normal AC source fails
Signification
Use "Enter" button (27) to display details.
In Parallel :
See the note below to start the other UPS
alone.
Battery fault detected during the battery
test.
Use "Enter" button (27) to display details.
Internal chassis fault detected.
Use "Enter" button (27) to display details.
Diagnostic
The equipments are connected to the
UPS output instead of the
ModularEasy module output.
The wiring(s) between the UPS and
the ModularEasy module is not
correct.
The manual bypass on the
ModularEasy module is set on the
Bypass position.
The wiring(s) between the UPS and
the ModularEasy module is not
correct.
5. Troubleshooting
Note: In case of multiple fault, press the
"Enter" button (27) and the scroll button
(25) to get access to further details.
25
27
Correction
Call the after-sales support department.
Follow the power sub-module replacement
procedure (see section 7.1)
Call the after-sales support department.
Follow the battery sub-module and battery
module replacement procedure (see section
7.2)
Call the after-sales support department.
Follow the frame replacement procedure
(see section 7.1, 7.2)
Correction
Check the wiring(s) between the UPS
and the ModularEasy module (see
ModularEasy install manual).
Check the wiring(s) between the UPS
and the ModularEasy module (see
ModularEasy install manual).
Set the manual bypass on the
ModularEasy module to the Normal
position.
Check the wiring(s) between the UPS
and the ModularEasy module (see
ModularEasy install manual).
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