GE Industrial Solutions Galaxy Verification - Manual (Page 91)

Galaxy Power System Verification Procedures
Issue 3 January 2008 Replacement Procedures 4 - 23
GPS4848 Replacement Procedures, continued
Replacing a 595A
or 595B Rectifier
Fan Assembly,
continued
Step Action
4 Remove the screws attaching the old fans to the chassis and
carefully unplug the fan connector. The fan connector is keyed
and can be loosened by inserting a screwdriver into the slotted
side of the connector and gently prying the fan-side connector
loose.
5 Replace the new fans. Torque fasteners to 10 in-lb.
6 Replace the ribbon cable removed in Step 3.
7 Replace the front cover.
8 Install the rectifier, following the “Installing or Replacing a
Rectifier” procedure in this section.
9 Test replaced rectifiers using the “Testing Additional Alarms
After Replacement of Rectifiers” procedure in this section.
10 Replace the ribbon cable removed in Step 3.
11 Replace the front cover.
12 Install the rectifier, following the “Installing or Replacing a
Rectifier” procedure in this section.
13 Test replaced rectifiers using the “Testing Additional Alarms
After Replacing Rectifiers” procedure in this section.