Do not open the AC/DC power supply unit. There are no user-serviceable
parts inside the unit. If the power supply unit is faulty, replace it.
WARNING!
The AC/DC power supply unit does not have any replaceable parts.
1. Turn o the mains switch and make sure that there is no AC (mains) power available for
the power supply unit.
2. Disconnect cabling from the power supply unit.
3. Release the DIN rail locking piece and remove the unit.
4. Insert the new unit on the DIN rail and snap it to place.
5. Remove the new power supply unit connectors.
6. Connect the old unit connectors with wires to the new unit.
7. Power up the station and check that the new unit works properly.
5.6.6
Replacing Surge Protector
If the indicator on top of the surge protector plug is red, replace the unit.
1. Switch o mains power and make sure that there is no AC (mains) power available for
the power supply unit.
AWS310-SITE Configuration and Maintenance Manual M211828EN-C
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