8. Troubleshooting
The following table provides a troubleshooting guide for the
Nimbus 3 Professional
Refer to Section 4, Page 11 "Controls, Alarms and Indicators" for a
comprehensive description of the alarms and indicators on the pump.
Indicator
LOW PRESSURE and WAIT.
LOW PRESSURE.
HIGH PRESSURE.
Flashing POWER and
symbol.
Flashing PUMP FAULT and
symbol.
symbol.
Mattress cells will not inflate
(Nimbus 3 Professional only).
a. If the pump has not been used for a long period, the internal battery which provides the
Power Fail Alarm indication may be discharged. Run the pump for a few hours to recharge
the internal battery, and the Power Fail Alarm indication will be provided as normal.
To check that the Power Fail Alarm is operating correctly, refer to "Testing the Power Fail
Alarm" on page 16.
b. The service period is set to 12 months.
systems in the event of malfunction.
Possible Cause
1. The pump is inflating the
mattress.
2. CPR control not fully closed.
1. The tubeset is not connected
properly.
2. CPR control not fully closed.
3. The Transport control on the
mattress is set to
TRANSPORT.
4. There is a leak in the system
1. The tubeset is blocked.
2. The AutoMatt sensor pad is
blocked.
1. Power Fail Alarm.
The pump has detected that
mains power has been
removed.
1. Internal pump malfunction.
1. The pump needs a service.
1. Vent Valves are open.
27
Nimbus 3
1. Both indicators will extinguish
when the operating pressure
is reached.
2. Close CPR control.
1. Check the tubeset
connectors and make sure
they are securely connected
to the pump and mattress.
2. Close CPR control.
3. Turn the Transport control to
NORMAL.
4. Call the service engineer.
1. Check that the tubeset is not
kinked.
2. Check that the AutoMatt
sensor pad is flat and not
kinked.
1. Re-apply mains power or
(a)
switch off the pump using the
POWER switch on the
control panel.
If power failure is prolonged,
switch to TRANSPORT
mode and disconnect the
tubeset. The mattress will
remain inflated for 12 hours.
1. Call the service engineer.
(b)
1. Call the service engineer.
1. Close Vent Valves.
and
Remedy