Monthly Maintenance; Cleaning The Turntable Interiors (Stt/Ctt And Rtt); Cleaning The Inside Of The Stt/Ctt Housing - Siemens ADVIA 1800 Operator's Manual

Monthly maintenance

Cleaning the turntable interiors (STT/CTT and RTT)

Materials required:
• Phillips screwdriver
• Lint-free towels
Time: 10 minutes
Analyzer mode: STANDBY
NOTE:
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 (
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 (
b. Lift out the CTT tray by the center handle (
c. Pull up the 2 Nylatch fasteners (
d. Lift out the STT tray by the two metal handles (
5. Using lint-free towels, wipe the interior of the STT and CTT housings.
138
Use the 2 procedures that follow to clean inside the STT/CTT housing and the
the analyzer panel.
BIOHAZARD
Wear personal protective equipment.
Use universal precautions.
) that secure the DPP shield to
1
) securing the CTT tray in place.
1
)
2
) securing the STT tray in place.
3
4 ).
ADVIA 1800 Operator's Guide