Siemens Hematek Operating Manual page 79

Yellow
light is not functioning
properly
Improper mixing action
between stain and
buffer on platen
Uneven staining
Section 7: Troubleshooting, Page 7—5
Cannula openings are
clogged
Pump tubing is
collapsed from use, or is
perforated
Underplaten tubing
(from the circuit board
area to the platen) is
clogged with foreign
matter
Stain Pak is not properly
LOW STAIN
positioned in the well
Light is burned out
Light switch is not
operating correctly
Switch or associated
circuit is defective
Instrument is not
properly leveled
Inadequate pump
volume setting
Mixing grooves on the
platen are dirty
Too much stain or buffer
solution is being
pumped causing poor
mixing of stain and
buffer
Remove cannulas from solution
bottles and clean away debris
with cloth and alcohol
Replace pump tubing. Refer to
Replacement of the Pump
Tubing on page 6-7.
Replace with new tubing. Refer
to Replacement of the
Underplaten Tubing on page 6-
11.
Reposition the Stain Pak so it
moves freely up and down on
the right end
Replace light assembly. Refer
to Replacement of Light
Assemblies on page 6-4.
Contact your local technical
support provider or distributor
for information on adjusting the
switch
Contact your local technical
support provider or distributor
Adjust the front feet of the
instrument so the bubble is
centered in the circular bubble
level. Refer to Level the
Instrument on page 2-4.
Refer to Pump Volume
Adjustment on page 6-14.
Contact your local technical
support provider or distributor
if unable to adjust properly.
Clean mixing grooves. Refer to
Cleaning the Platen on page 5-
3.
Refer to Pump Volume
Adjustment on page 6-14