Maintenance
57
Liebert
®
GXT4
™
User Manual
6.6 Replacing the Power Module on 8000 and 10,000VA models
NOTICE
During the procedure, the connected load will not be protected from power disturbances, such as
spikes, sags and failure.
To remove the UPS power module without shutting off power to the connected load:
1. Place the UPS on internal bypass. This may be done by any of the three following methods:
a. Refer to
b. Slide the bracket away from the manual bypass switch on the rear of the UPS; this requires
loosening the captive screw and sliding the bracket away from the manual bypass switch.
c. Remove the front grille covering the power module.
2. Move the manual bypass breaker on the rear of the UPS to the bypass position; this requires loosening
the captive screw and sliding the bracket away from the manual bypass switch (see
).
3. Open the input circuit breaker on the rear of the UPS (see
).
4. Open the output circuit breaker on the rear of the UPS (see
).
5. Remove the top two front plastic bezels by pulling them forward.
6. Remove the power module cover grille and the battery cover grille with the screws securing them to
the frame.
7. Disconnect the slotted battery connectors from the internal battery packs.
8. If additional external batteries are used, disconnect the two external battery connectors.
9. Slide power module restraint lever up out of the locked position.
10. Slide the power module out the front, supporting its weight as it is withdrawn.
Figure 6-4 Removing power module from Liebert GXT4 8000 and 10,000VA models
11. Insert the replacement UPS power module.
12. Slide the power module restraint lever back into the locked position.
13. Reconnect the slotted internal battery connectors.
!
CAUTION
The UPS must be switched to manual bypass before personnel begin to replace the power
module.
Power module
pulled part of
the way out of
an 8000 or
10,000VA unit
Summary of Contents for Liebert GXT4-10000RT208
Page 1: ...Liebert GXT4 UPS 208 V 5000 VA 10 000 VA 6000RTL630 User Manual ...
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Page 12: ...Glossary of Symbols Liebert GXT4 User Manual 4 Page intentionally left blank ...
Page 24: ...Product Description Liebert GXT4 User Manual 16 Page intentionally left blank ...
Page 36: ...Installation Liebert GXT4 User Manual 28 Page intentionally left blank ...
Page 52: ...Operation and Display Panel Liebert GXT4 User Manual 44 Page intentionally left blank ...
Page 70: ...Troubleshooting Liebert GXT4 User Manual 62 Page intentionally left blank ...
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