Power Module Replacement - AEG 80 / 120 kVA Operating Instructions Manual

6-2 Power Module Replacement

WARNING!
Only trained persons familiar with the construction and operation of the
equipment, as well as the electrical and mechanical hazards involved, may install
and remove system components.
WARNING!
Before removing any Power Module, ensure that the remaining Power Modules can
support the load.
Follow the instructions below to replace or install the Power Module in the system.
Procedures for Replacing Power Modules
1. Remove the bezel cover of appropriate power module. While replacing a Power
Module, verify the faulty power module based on status LED indicators and the
message on the screen.
2. To de-activate the power module, unscrew the spring-activated knob of locking
latch until it pops out and then move the locking latch to located at "".
3. Use the screwdriver to unscrew the screws on both sides of power module.
CAUTION
Power Modules are heavy (30kg).
Two people are required for handling.
4. Two people stand on both sides of the UPS, then pull out and lift the power
module.
Reverse procedure for installation of replacement power module.
6-2