ACO Quatrix-K 620368, Руководство по эксплуатации, Страница: 65 / 76

65
Fault clearance, repair
9.2 Fault finding
The following table helps detecting fault causes and taking required measures.
Table 18 : Fault finding
Fault Cause Measure Expert
required
chapter
Fault signals at control during mains operation and accumulator operation
Accumulator fault
LED 4 flashes red every
4 sec.; every 2 sec., a
warning signal sounds Accumulator not
connected Connect accumu-
lator X 5.3.1
Accumulator missing Replace accumulator X 9.3
Accumulator defective Replace accumulator X 9.3
Accumulator fuse defective Replace accumulator
fuse
X 4.4.7
Electric circuit fuse
defective If the persisting
fault cannot be
cleared by measures
mentioned, the
control must be
handed on to the
manufacturer for
repair X 4.4.7,
9.3
LED 4 flashes red every
8 sec., every 30 sec., a
warning signal sounds Accumulator loses
capacity Accumulator
exchange
recommended X 9.3
Motor fault
LED 2 lights permanently;
LED 4 lights permanently;
warning signal sounds
every second During a backflow, the
operating seal is blocked
by a foreign body and
cannot drive in closed
position Close emergency
seal and wait until
backflow is over;
then, clear fault.
Refer to following
line. --
X
4.5.3
Refer to
following
line
LED 4 lights permanently;
warning signal sounds
every second. Operating seal is blocked
by a foreign body and
cannot drive in defined
position Clear foreign body
and carry out
maintenance as per
maintenance plan- X 8.4
Driveshaft or actuator
of operating seal is
blocked by a foreign body;
operating seal cannot
drive in defined position
Fault at drive; electric
motor defective Exchange electric
motor X 9.3
Supply cable of electric
motor is not connected to
control Put supply cable
in electro plug
connection -- 6.4.3
Information on all operating modes displayed by the control is given in
chapter 4.5.7, LED displays and buzzer tone matrix.