WiT WIT-601A - Page 36

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 Can close pressure pre-alarm if not needed
Abnormal down
pressure
High
Yes
Bottom pressure sensor is
interfered

Check for strong electromagnetic interference
around, re-start infusion pump after removal of
the source of interference
Bottom pressure sensor
fails

Pressure sensor is damaged, contact the
manufacturer for maintenance
Down Pressure
Sensor Failure
High
Yes
connection of bottom
pressure sensor looses
 Contact the manufacturer for maintenance
IV set non
calibrated
High
Yes
IV set has not been
calibrated

Re-calibrate the IV set according to user’s manual
Abnormal rate
High
Yes
Tube type setting error
Not re-set the rate
parameters after replacing
the tube

Set correctly the tube type
 Set correctly the parameters
Drop Sensor
Failure
High
Yes
Connection of drop sensor
is off or looses
 Reconnect the sensor
Connection is damaged
 Contact the manufacturer for maintenance
Abnormal Drop
Sensor
High
Yes
Sensor is not properly
clipped

Clip it properly on Murphy’s dropper according
to User’s Manual
Leakage
High
Yes
Infusion tube is skew
 Check the infusion line is installed correctly
 Check whether the drip rate sensor is subjected to
strong interference/shaking
 Check whether the door pressing plate is loose
Fluid Warmer
Failure
High
Yes
Fluid warmer connection
looses

Reconnect heater
 Contact the manufacturer for maintenance
Battery
Failure “ ”
High
Yes
Battery power is low and
cannot be charged
normally

Replace batteries
Battery off
High
Yes
Battery connection looses

Install the batteries correctly
Low battery
flashing)
low
No
Battery power is low
 Connect AC supply to charge the battery
Motor error
High
Yes
Abnormal motor rotation
Contact the manufacturer for maintenance
Motor Stop
High
Yes
Stepper motor cannot run
normally

Infusion set is not properly installed, so that the
motor cannot drive the peristaltic pump normally.
 Infusion pump fails, contact the manufacturer for
maintenance.
Pause Overtime
High
Yes
Infusion suspended over 2
min
 Press "Clear" key to cancel the alarm and press
"Start" to continue the infusion
AC supply is
interrupted
low
No
AC supply is not
connected correctly
 Plug the AC supply correctly
Technical error
High
Yes
Device failure
 Contact the manufacturer for maintenance
PS: if there is a single fault, the reason may be the infusion volume is less than 0.7m