PROBLEM
ALARM
The
control
unit
does
not
accept
commands.
N.B.: Press the TEST button to temporarily cancel the alarm.
The next time a command is received, the alarm reappears on the display if the problem has not been resolved.
88
POSSIBLE CAUSE
Incorrect connection of the bat-
tery charger to the control unit.
After 5 s the display shows ALIM
tion of the POWER-IN terminal
strip.
ACTION
Reverse the connection of the (+) and (-) wires on
the POWER IN terminal strip of the control unit
(see battery connection at page 2)
By pressing the TEST button, the error can be
-
temporarily hidden to consult the control unit
parameters.