Alarm
!
HIGH PRESSURE
!
LOW PRESSURE
NOTE: If the pump has not been primed, (blue Fill Chamber LED is blinking), the low pressure
alarm activates only after the pump pressure drops and remains below 10 mmHg for 3
consecutive seconds.
Table 7. Pressure Alarms
Description
If the joint pressure exceeds
180 mmHg for 5 seconds, or if
the pump pressure exceeds 340
mmHg, the High Pressure Warning
Light illuminates (red) .
If the joint pressure exceeds
300 mmHg for 2 seconds, or if
the pump pressure exceeds 430
mmHg, the High Pressure alarm
sounds, and the pump stops .
If the pressure falls below the low-
pressure safety level (10 mmHg)
for three consecutive seconds, the
Low Pressure alarm illuminates
(orange) and the pump stops .
If priming has occurred, and there
is a Low Pressure alarm, follow
the troubleshooting procedures in
Chapter 8 .
40
Operator Action
Decrease pressure in the
joint and let the pump start
automatically . If the pump
does not restart when the
pressure drops below preset
pressure, restart the pump
manually by pressing the
RUN/STOP pad .
Check that the quick
connector and the filter near
the pressure sensor are
functioning .
If a LOW PRESSURE
ALARM is sounding, filling
the chamber turns off the
alarm .
Check connections to the
saline bags, and make sure
the clamp between the bags
and the pressure chamber
is open . If all is satisfactory,
press the RUN/STOP pad to
restart the pump .