Procedure, - Beckman Coulter LH 780 Instructions Manual

CAUTION Risk of damage to the instrument. Possible damage can occur to the instrument if the waste
chamber overflows. Use F05 to activate solenoid 15 to drain the waste chamber as needed. Do not let the
waste chamber get too full.
F . Draw bleach into the RBC apertures and drain.
G Draw cleaning agent into the RBC aperture housing and drain.
H. Disconnect the tubing and reconnect the sweep-flow lines.
I. Perform Extended Clear.
J. Press
K. Press
L. Prime the system by cycling whole blood in the automatic mode.
Procedure
Risk of system damage. Do not mix diluent with bleach. A precipitate forms that can
CAUTION
clog the apertures.
A Prepare 50 mL of Bleach Solution in a Wash Bottle
PN 773023AC
SHUT DOWN
.
START UP
.
S T A R T U P
CLEANING PROCEDURES
BLEACHING RBC INTERNAL ELECTRODES
1. Put one part bleach and one part
distilled water into a wash bottle. Use a
high-quality, fragrance-free bleach (5 to
6% sodium hypochlorite - available
chlorine).
2. Mix the solution.
3. Connect a 20-cm (7-in.) piece of tubing
to the spout of the wash bottle
containing the bleach solution.
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