Rockwell Automation 57C332 AutoMax Power Supply Module and Racks - Manual (Page 21)

3Ć5
WARNING
BE CAREFUL TO INSURE THAT NO UNEXPECTED MACHINE MOTION WILL
RESULT WHEN WRITING TO OUTPUTS. FAILURE TO OBSERVE THIS
PRECAUTION COULD RESULT IN BODILYINJURY.
Refer to the instruction manuals describing other
hardware in the installation for more information.
3.3 Power Supply Module Replacement
Use the following procedure to replace the Power Supply module:
Step 1.
Turn off power to the Rack and all connections.
DANGER
THE POWER SUPPLYMODULE OPERATES USING AC INPUT VOLTAGE
CAPABLE OF PRODUCING SEVERE SHOCK. MAKE CERTAIN THAT THE
EXTERNAL AC SUPPLYCIRCUIT IS TURNED OFF BEFORE INSERTING OR
REMOVING THE MODULE OR ANYCONNECTING CABLES. FAILURE TO
OBSERVE THIS PRECAUTION COULD RESULT IN SEVERE BODILYINJURYOR
LOSS OF LIFE.
Step 2. Use a screwdriver to disconnect the terminal strip from the
Power Supply module. Do not remove the wires from the
terminal strip. Disconnect the Battery BackĆUp cable, if
used.
Remove the nameplate bracket from the rack by removing
the three screws near the base holding it to the cable
guide area.
Step 3. Use a screwdriver to loosen the screws holding the Power
Supply module in the Rack and remove the module, being
careful not to touch the connectors on the back. Store the
module in the antiĆstatic bag it came in.
Step 4. Mount the replacement Power Supply module in the Rack
following the steps below:
a) Take the replacement Power Supply module out of its
shipping container and antiĆstatic bag, being careful
not to touch the connectors on the back of the module.
b) Remove the two keys to the keyswitch which are taped
to the front of the module. Store the keyswitch keys in
a secure area. Use a screwdriver to disconnect the
terminal strip from the replacement Power Supply
module.
c) Insert the module into the leftmost and widest slot in
the Rack. Use a screwdriver to attach the module to
the Rack.
d) Use a screwdriver to attach the terminal strip from the
old Power Supply module to the replacement Power
Supply module. Make certain that the connector is
attached correctly by verifying that the wiring and the
terminal labels on the faceplate match as follows: