baxter ARENA - Cool down Mode

Arena Service Manual
• The operator may manually start the Cool Down Mode. (See
Warning in Section 3.3.2.)
• After completion of the circulating period, the Cool Down
Mode is automatically started.
• The Event Timer is available.
For instruments with the Blood Pressure Monitor option:
• A manual blood pressure reading may be taken.
3.3.2 Cool Down Mode
3.3.2.1 Instrument status window displays
COOL DOWN
WARNING
Manually starting Cool Down will abort the Heat Disinfection
Mode. If Heat Clean is cancelled before completion, the
Instrument must not be used on a patient until it is properly
disinfected. This can be done by completing another Heat
Clean cycle, or by performing a Chemical Disinfect using any
instrument-approved chemical EXCEPT bleach. Chemical
Disinfect using bleach will not completely disinfect the
Instrument once a Heat Clean cycle has been initiated and
cancelled.
3.3.2.2 Instrument action
• Fresh water is circulated through the fluid pathway to cool
down the circuit.
• Dialysate flow rate is automatically set to 800 mL/min or the
maximum technician set dialysate flow rate, whichever is
lower.
• When the temperature reaches the normal operating range, the
Instrument automatically returns to the Rinse Mode.
• If dialyzer connector(s) is removed from the rinse block, the
Instrument will go into bypass after approximately 10 seconds.
Once the dialyzer connectors are back on the rinse block,
dialysate flow through the dialyzer circuit lines will resume.
• Main alarm lamp is off.
• Audio alarm is muted.
• The blood pump will not operate.
• The ELAPSED TIME display indicates the time the 85°C
water was circulated.
3-10 157-1278-910 Rev A
November 2003