Nortel DMS-100 Series Maintenance Manual page 682

13-80 OPM routine maintenance procedures
Rectifier replacement in an NT8X01AC, BC
OPM
(end)
5
6
7
8
9
10
297-8361-550 Standard 04.01 September 2000
Mount the replacement rectifier and install the retaining screws.
Switch the rectifier breaker, on the PCU, to ON. Reconnect the load to the
rectifier.
At the front face of the rectifier, set the dc breaker to ON.
At the front face of the rectifier, set the ac breaker to ON.
Adjust the rectifier voltage screw (FLT) so the two rectifiers supply an equal
amount of current. Check the voltage. Make sure the voltage is 52 Vdc, ±0.3
V.
The procedure is complete.