9 System maintenance
86500-IMG rev 3 GE Healthcare 67
CAUTION!
If you suspect any electromagnetic interference affecting or caused by
the unit, call service.
9.4 PREVENTIVE MAINTENANCE SCHEDULE
The following inspections must be scheduled by the user. Only authorized
and trained service technicians are allowed to carry out the maintenance
on this equipment. The manufacturer can supply at request necessary
documents to an GE-approved service technician for repair of such parts
that the manufacturer has indicated to be repairable.
Compression paddles Once a week, check all compression
paddles for any cracks or broken
surfaces.
Strange sounds Pay attention to any strange sounds that
your unit may make inform your service
technician about these immediately. If
you have any doubts about the correct
safe operation of the unit, switch it off
and do not use it until you can it checked
by an GE-approved service technician.
Manual decompression Compress against an object at 200N and
verify that you can decompress manually
with hand wheels.
Once a year Procedure/Section in Diamond
Installation Instructions (86501-IMG)
kV/mAs/preheat tests Perform test 7.2.10.
X-ray and light fields Perform tests 7.2.2 and 7.2.3.
AEC adjustment Perform test 7.3.1.
Safety ground Verify that the metal parts of the unit are
connected to protective ground.
Oil leaks Check that the high voltage unit and the
tube housing do not leak oil.
Anode run voltage Perform test 6.3.
Compression force Perform test 7.2.8.
Interlock system Check that exposures are inhibited if the
diaphragm, cassette holder or the
cassette is not installed. Check the error
codes.
Clean the High Voltage Connections and grease with clean grease for
example DowCorning #4.
Lubricate the counterweight wires with a light coat of “STP” or “CRC”. Do
not apply de-greasers or cleaners. Replace if broken strands are found.
Recommended wire replacement interval is 5 years.
Tighten ground connections. Inspect crimps, connections and cables for
wear or breakage.
Monthly check-up Procedure
FOR TRAINING PURPOSES ONLY!
NOTE: Once downloaded, this document is UNCONTROLLED, and therefore may not be the latest revision. Always confirm revision status against a validated source (ie CDL).
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