Clip, - Beckman Coulter LH 780 Instructions Manual

3.4 REPLACING CASSETTE SPRING CLIP
Replace the spring clip if the fingers of the spring clip become flat and the tubes are not held
securely in the cassette.
3.5 REPLACING CHECK VALVES
CAUTION Risk of system damage. Possible system damage can occur if you replace a check valve in a
mixing bubble line to either aperture valve. Drain the baths before replacing these check valves.
PN 773023AC
NEW
OLD
REPLACEMENT PROCEDURES
REPLACING CASSETTE SPRING CLIP
1. Grasp the spring clip in the middle of
the cassette and pull it out.
2. Insert the tabs of the new spring clip
into the slots in the ends of the cassette.
3. Insert a tube in each position to verify
that all positions are secure.
1. Record the direction in which
the old check valve is pointing.
2. Ensure you have the same size
and type of check valve as the
one you want to replace.
3. One at a time, remove the tubing
connected to the old check valve
and transfer it to the new check
valve, to ensure the direction of
the flow is correct.
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