Control Data Corporation CYBER 180 810 Maintenance And Parts Manual page 110

REMOVAL
1. Remove power from computer cabinet following Computer Cabinet Power
Down procedure.
2.
Disconnect circuit breaker bracket assembly by removing four holding
screws.
3.
Disconnect connectors on the circuit breaker and label them for
replacement.
4.
Dismount the faulty circuit breaker from the· bracket assembly by
removing its holding screws.
REPLACEMENT
1.
Replace new assembly by reversing removal procedu.re steps
2
through
4.
2.
Apply power to computer cabinet by following Computer Cabinet Power Up
procedure.
Refer to figure
4-5,
find number
8
for location.
6-16
TOOL REQUIRED
Ohnuneter
REMOVAL
1.
Remove all power from computer cabinet following Computer Cabinet
Power Down procedure.
2.
Loosen three holding screws to remove fuse panel cover.
3.
Locate the faulty fuse using the ohmmeter. Remove faulty fuse from
panel.
REPLACEMENT
1.
Insert the replacement fuse in its panel location.
CAUTION
Be sure to replace the faulty fuse with
a fuse of the same part number (same
size and rating).
60469500 A