D I R E C T H E A L T H C A R E S E R V I C E S . C O . U K
1 2
D Y N A - F O R M A I R P R O - P L U S
Troubleshooting
Warning LED
A
+ audible warning
Pressure too high
1. Reset the warning -turn off power and press the audible
warning mute button.
2. Disconnect the air hoses to reduce pressure-reconnect when
pressure has decreased.
3. Check for twists in the air hoses between Mattress and
Control Unit.
4. Switch on power.
Other checks to consider as below:
Warning LED
Any
+ audible warning
Alternating Mode Failure
(no alternation)
1. Reset the warning – turn off Power and press the Audible
Warning Mute button.
2. Disconnect the air hoses to reduce pressure – reconnect
when pressure has decreased.
Warning LED
Any
+ audible warning
Power down
1. Press the audible warning mute button to silence the audible
warning.
2. Check the power cable is firmly plugged into the mains outlet and
the Control Unit; and check the mains power is switched on.
3. Check the Control Unit fuse (1 AMP) – fuses can be released
using a screwdriver to push and turn.
Patient is sinking or
“bottoming out” whilst lying
flat on the Mattress
Replacement
The pressure may be set too
low for the patient’s weight
1. Increase the pressure setting by pressing up the Pressure
arrow.
2. To check effective system performance, conduct a “bottoming
out” test as described on page 8.
If the problem is not resolved, please contact Direct
Healthcare or an authorised local distributor. See contact
information on cover.
Warning/Fault
Cause
Solution
