Bio-Rad Bio-Plex® 200 Systems User Manual

Page 33

Every Month

Clean exterior surfaces

Disconnect the instrument from AC power by turning
off the power switch on the rear of the array reader
and microplate platforms. Unplug both instrument
power cords from the wall source. Wipe all exterior
surfaces with mild germicidal detergent, followed by a
10% bleach solution. Open both front doors of the
array reader and clean all accessible surfaces with
detergent followed by a 10% bleach solution. Dry the
sheet metal surfaces to prevent corrosion.

Every 6 Months

Syringe seal

Replace the syringe plunger’s seal every 6 months.
Open the centermost door on the front of the array
reader. Locate the syringe (a glass cylinder with a

Warning!

metal rod). Unscrew the knob on the syringe arm (at

Turn the unit OFF and

the bottom of the syringe), and forcefully push the

unplug the power cord

syringe arm down. Unscrew the syringe from the top

before replacing the syringe

of its housing and pull the plunger out of the syringe.

plunger! The syringe

Remove and replace the plunger seal, and return the

arm does not deactivate

plunger to the syringe. Screw the syringe back into the

when changing the plunger;

top of its housing, return the syringe arm to its original

injury could result if the

position, and hand-tighten the screw on the syringe

system is not unplugged.

arm. Plug in the power cord and turn the array reader
on. Prime the instrument until any bubbles in the
syringe seal are eliminated, watching for any leaks in
the syringe area. When finished, close the center door.
See Table 2 and Figure 3B (page 7).

Instrument ventilation filter

Check the instrument ventilation filter every 6 months.
Clean the filter only when soiled. Disconnect the array
reader from AC power by turning off the power switch.
Unplug the power cord from the wall source. On the
bottom-left side of the array reader, push the clip in
and gently slide the filter out. Clean the filter with a
vacuum or by placing it under running distilled water.
Stand it upright to air-dry. Reinstall it with the arrows
facing up.

Every Year

Sheath filter

Change the sheath filter once a year. Disconnect the
sheath fluid bottle before changing the filter. Separate
the filter and tubing from the retaining clips. Cut the
tubing close to the filter on both sides of the filter.
Connect the tubing to the new filter and return the filter
and tubing to the retaining clips. Reconnect the sheath
fluid bottle.