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138
ADVIA 1800 Operator’s Guide
Monthly maintenance
Cleaning the turntable interiors (STT/CTT and RTT)
Materials required:
• Phillips screwdriver
• Lint-free towels
Time: 10 minutes
Analyzer mode: STANDBY
BIOHAZARD
Wear personal protective equipment.
Use universal precautions.
NOTE:
Use the 2 procedures that follow to clean inside the STT/CTT housing and the
RTT1 and RTT2 refrigerated housing to remove accumulated sample, reagent, dust, and
other materials.
Cleaning the inside of the STT/CTT housing
1.
Set the analyzer to Standby.
2.
Remove the DPP shield (see Figure 5-2):
a.
Using a Phillips screwdriver, loosen the screws (
1
) that secure the DPP shield to
the analyzer panel.
b.
Push the DPP shield to the right and slowly lift it to approximately a 90° angle.
c.
Gently lift the tab of the DPP shield, and remove it.
3.
Remove all the CTT and STT covers:
a.
Remove the DPP splash cover, secured in place with 3 Phillips screws.
b.
Remove CTT cover.
c.
Remove the STT evaporation cover.
4.
Remove the CTT and STT trays (see figure below):
a.
Pull up on the 2 Nylatch fasteners (
1
) securing the CTT tray in place.
b.
Lift out the CTT tray by the center handle (
2
)
c.
Pull up the 2 Nylatch fasteners (
3
) securing the STT tray in place.
d.
Lift out the STT tray by the two metal handles (
4
).
5.
Using lint-free towels, wipe the interior of the STT and CTT housings.
Summary of Contents for ADVIA 1800
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