Zapping Apertures, - Beckman Coulter LH 780 Instructions Manual

CLEANING PROCEDURES
ZAPPING APERTURES
The Numeric Keypad displays ZAP APERTURES while the instrument performs this
function. When the function completes processing, the Numeric Keypad displays
PRESS 0 / 1 FOR RINSE/REPEAT ZAP .
c. Press:
r
r
d. Press
5. If the aperture remains clogged, bleach the apertures. While bleach is in the baths, use
F01 up to five times. For additional information regarding bleaching the apertures, refer
to Heading 2.3, Bleaching Apertures.
6. If the aperture remains clogged, clean the aperture with a camel-hair brush.
a. Press
b. Press
c. Unhook the bath springs and gently pull the bath out of the instrument.
f. Check for leaks and bubbles.
g. Close the aperture compartment.
h. Prime the system by cycling whole blood in the aspiration mode you plan to use.
7. If the aperture remains clogged, call your Beckman Coulter Representative.
2.6 ZAPPING APERTURES
1. Ensure pneumatics are on.
2. Use F09. to zap the apertures.
3. Press
2-14
0
To rinse with cleaning agent. The Numeric Keypad displays RINSE
CLENZ.
1
To repeat the zap aperture function. The Numeric Keypad displays
REPEAT ZAPPING.
STOP
to exit this function. The Numeric Keypad displays READY.
DRAIN
until the aperture baths drain completely into the waste chamber.
POWER OFF
.
START UP
to purge the system of cleaning agent.
d. Using the tip of the camel-hair
brush supplied with your
instrument, gently brush the
clogged aperture.
e. Moisten the O-rings with
distilled water and return the
bath to its original location.
PN 773023AC