Labconco ScrubAi Pipette Washer/Dryer 46120 Series - Manuel (Page 20)

Chapter 3: Getting Started
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To run the diagnostics test:
1. Load one or more pipette into the washer. See chapter 4 for instructions.
2. With the Power Switch off, press the MENU Button on the control panel
while turning the Power Switch on. Hold for approximately 5 seconds.
3. The display will show Tap. Press SELECT to turn the tap valve and air valve
on. Water will fill the sump until the level switch is actuated or for 40
seconds. Press SELECT to turn the tap and air valves off. Once the water level
switch is actuated, the tap valve cannot be turned back on until diagnostics is
restarted.
4. Turn the Power Switch off then back on while pressing the MENU Button.
Hold for approximately 5 seconds. The display will show Tap.
5. Press MENU. The display will show Pure. If the unit is a non-heated model
proceeded to step 6. If the unit is a heated model press SELECT to turn the
pure water valve and air valve on. Water will fill the sump until the level
switch is actuated or for 40 seconds. Press SELECT to turn the pure and air
valves off. Once the water level switch is actuated, the tap and pure valves
cannot be turned back on until diagnostics is restarted.
6. Press MENU. Air will be displayed. Press SELECT to turn the air valve on.
Air will force the water back up through the pipettes, after 15 to 30 seconds,
air will begin to create a percolating action inside the pipettes. Press SELECT
to turn the air valve off.
7. Press MENU. Heat will be displayed. . If the unit is a non-heated model
proceeded to step 8. If the unit is a heated model press SELECT to turn the
heater on. The heater will come on and begin to heat the water. This can be
verified by monitoring the amperage of the unit when the heater is switched
on. Press SELECT to turn the heater off.
8. Press MENU. Drain will be displayed. Press SELECT to turn the drain valve
and air valve on. Press SELECT to turn the valves off. To fully drain the
sump turn the drain on for 10 second and then off for 15 second repeatedly
until no water comes out the drain. Do not leave the drain valve on for longer
the 5 minutes at one time as damage to the valve could occur.
9. Press MENU. Lid Check will be displayed. Press SELECT to turn the lid
check on. Lid On will be displayed. Remove the clear lid, the display should
read Lid Off. Replace the clear lid. The display should read Lid On.
10. Press the MENU Button. Factory Defaults will be displayed. Press SELECT
to reset the programs to factory defaults.
11. Press MENU. Return to Wash will be displayed. Press MENU to scroll back
to Tap or press SELECT to return to the wash programs and end diagnostics.