MRM Malibu/Sovereign
Trouble shooting
55
Lift arm "down" does
not work
Electric fault
Check hand control and
cables to
J15
Check the safety cut-out
switch
Check lift actuator
SP 12
SP 26
Safety cut-out switch
is activated, friction
too high
Measure current
Check if the bearings/bush-
ings in the lift arm allows a
correct movement
SP 26
Safety cut-out switch
does not work
Check the adjustment of
the safety cut-out switch/
replace
SP 12
Lift arm "in" does not
work
Electric fault
Check hand control and
cables to
J15
Check control box
J27
Check swing actuator
SP 26
Lift arm is not in top
position
Check LED 6
Check cabling to lift arm
PCB
J1
SP 26
Lift arm "out" does
not work
Tub is not in the low-
est position
Lower the tub
Check LED 5
Lift arm is not in top
position
Check LED 6
Check cabling to lift arm
PCB
J1
Electric fault
Check hand control and
cables to
J15
Check control box
J27
Check swing actuator
SP 26
Check that the top position
of the lift actuator is
reached (LED 6, PCB,
cabling)
SP 26
Beeping noise when
rising/lowering
Battery operation
(Battery low)
Power failure
Fuse broken
Before starting to trouble shoot check:
Power supply, Water supply, LED:s on Panel and in Control box and emergency stop
Problem
Cause
Action
Service
procedure