MDS400&600SA (GPI252)
Revision: 02/16/16
14
TROuBLEshOOTINg chART
sYMPTOMs
cOMPONENTs
cONcERNED
POssIBLE cAusEs
AcTION
sOLuTION
The actuator is
installed and a clicking
sound is audible.
-Actuator
-Actuator and
PCB
-Actuator plug is not sealed
properly into control box.
-Actuator is defective or
completed its life cycle.
-Control box is defective.
Test control box
on another
Medline lift.
-Firmly plug the actuator plug
into control box.
-Replace actuator if control box
is good.
-Replace PCB if control box is
bad.
The actuator will
either go up or down,
but not both.
Hand Control
or PCB
Hand control or control box
defective.
Test hand
control on
another
Medline lift.
-Replace PCB if hand control is
good.
-Replace hand control if it is bad.
The actuator makes a
grinding sound while
lifting, but works fine
without a load.
Actuator
The internal gear is stripped
likely due to overloading
Stop using the
lift.
Repair or replace the actuator.
The actuator stops
and starts during
lifting or lowering.
Batteries
Bad batteries
Check battery
in-dicator.
Confirm if lights
drop quickly to
red light.
Replace batteries.
The lift will not
operate even though
battery indicator
shows charge.
Control Box
-Charger still plugged in.
-Poor connection between
control box and hand control,
or defective hand control.
-Poor connection between
actuator and control box.
-Unplug charger.
-Plug hand control firmly into
control box, or replace hand
control.
-Plug actuator cord firmly into
control box.
The lift will not
operate and battery
indicator has no lights
illuminated.
Control box
and battery
-Control box may be in “off”
position.
-Internal batteries may be
loose from their connections.
-Batteries are in need of being
charged.
-Batteries are dead and won’t
hold a new charge.
-Turn the red emergency stop
button until it pops up to the “on”
position.
-Check inside control box to
ensure batteries are connected.
-Use the charger to charge the
batteries making sure the red
emergency stop is in “on” or “up”
position.
-Replace the two internal
batteries.
During charging the
battery, indicator is
not illuminated and
won’t charge.
-Control Box
-Charger
-The red emergency stop
button is in “off” or “down”
position.
-The charger is defective or at
end of it’s life cycle.
-Turn the red emergency stop
button until it pops up into the
“on” position.
-Inspect the charger for damage
and replace if required.
The battery indicator
indicates need for
frequent charging
and/or lift looses
power.
Batteries
The internal batteries are at
the end of life cycle.
Replace the two internal
batteries.
