Replacing the Pre-heater Tube
Figure 3-41. Removing the Pre-heater Tube
9. Ease the pre-heater tube under the plastic moulding.
10. Re-assemble using the new pre-heater tube assembly. Make sure that:
• The pre-heater tube is in the pre-heater groove, and the block
connector is in place.
• The reagent inlet connector is in place.
• The pre-heater cover and sample detector cover are replaced.
• The reagent manifold connector is connected.
• The sensors are replaced and seated correctly, and the block cover is
closed.
11. Replace the probe and probe housing, Page 3-26, steps 12 - 16.
12. Lower the front cover and restart the 248.
Page 3-30 248 Operator’s Manual
Reagent Inlet
Connector
Block Connector
Pre-heater Tube
Plastic Moulding
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