5.9.3.1 To Remove the Incubator Heater Closest to the Foot of the Bed
1. Remove the chassis cover. (Refer to section 5.9.1.)
2. Remove the screw (4mm hex key) in the heatsink directly in front of the heater cartridge.
3. Disconnect the heater’s electrical connector.
4. Remove the retaining clip and slide the heater out of the heat sink.
NOTE: On early units, the incubator heater screwed into a threaded hole in the heat sink. For these units
you must order kit 6600-0228-850 to replace both the heaters and heatsink.
5.9.3.2 To Remove the Incubator Heater Closest to the Head of the Bed
1. Remove the rotating bed, translation deck, tilt platform, and pan.
2. Remove the fan, fan hub, and fan seal from the top of the fan motor shaft.
3. Remove the chassis cover. (Refer to section 5.9.1.)
4. Disconnect the heater’s electrical connector, the thermostat connections and the heat sink sensor
connector.
5. Remove the upper shroud.
6. Remove the 14 mounting screws that secure the heat sink. Remove the heatsink.
7. Remove the retaining clip and slide the cartridge out of the heat sink.
NOTE: On early units, the cartridge screwed into a threaded hole in the heat sink. For these units you must
order kit 6600-0228-850 to replace both the heater cartridges and heatsink.
8. To reassemble, seat the fan seal in the center bore of the heatsink and use it to align the fan shaft before
fully securing the heat sink with its mounting screws. It may be necessary to wet the fan hub to allow it to
slide all the way onto the fan shaft and seat properly.
© 2001 by Datex-Ohmeda, Inc.. All rights reserved. 6600-0343-000 104 127
Chapter 5: Repair Procedures
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