User manual

58 Maintenance
UM6C28C P0728920 Standard 11.00 April 2001 Emerson Energy Systems
Procedure 3 – Installing an MPR15, MPR25 or Helios Rectifier 25/48
( continued )
Step Action
4
Ensure that the AC and DC circuit breakers on the front panel of the
rectifier are in the OFF position.
5
Slide the rectifier into position, making sure that it is fully inserted.
6
Rotate the rectifier retaining bar up and tighten the captive screws to
secure the rectifiers into position.
7
Test the new rectifier as described in the appropriate user manual
( see the list in Appendix D ).
–end–
Procedure 4 – Installing a Helios Rectifier 50/48
Step Action
1 Using a flat blade screwdriver loosen the captive screw on the rectifier
retaining bar where the rectifier is to be installed and swing the bar
down.
2 Remove the rectifier blank filler plate by putting a finger in the hole,
lifting it up, and pulling it out towards you.
3 With the hole for the screw at the back and the sliding tape up, place
the blank filler plate on the bottom of the shelf.
Note: If a rectifier is removed, reinstall the blank plate to meet
regulatory requirements.
4 Ensure that the AC and DC circuit breakers on the front panel of the
rectifier are in the OFF position.
5 Carefully slide the rectifier into position, making sure that it is fully
inserted. If the batteries are connected, the RFA lamp should light up.
6 Rotate the rectifier retaining bar up and tighten the captive screw to
secure the rectifier into position.
7 Test the new rectifier as described in the appropriate user manual
(see list in Appendix D).
–end–