Series 590
OPERATION
298292EB
Edition 2013-05-13
45/56
5.10
Trouble shooting
Failure
Check
Action
-
No dots lighted on display
-
24 V power supply ok?
-
Connect valve to power supply according to chapter
«Electrical connection» and make sure that power
supply is working.
-
Remote operation does not work
-
Local operation via service
port active
-
Switch to remote operation.
-
Safety mode active, check for
D on display?
-
Provide power to motor to allow for operation.
-
Refer to chapter «Electrical connection» for details.
-
Display shows «
E 20
» and
position is 009999
-
(fatal error - limit stop of valve
unit not detected)
-
Clamp coupling screw not
fastened?
-
Tighten screw. Refer to chapter «Tightening torque» for
details. RESET or restart of valve is necessary.
-
Display shows «
E 22
» and
position is 009999
-
(fatal error - rotation angle of
valve plate limited during
operation)
-
Valve unit heavy
contaminated?
-
Valve plate mechanically
obstructed?
-
Clean valve unit according to chapter «Maintenance
procedure».
-
Resolve obstruction.
-
Reset control unit. Cycle power (OFF
ON).
or
-
Send reset command:
- local via service port with CV/CPA/Service Box2.
-
Display shows «
E 40
» and
position is 009999
-
(fatal error - motor driver failure
detected)
-
Replace control and actuating unit according to chapter
«Maintenance procedures».
-
Display shows «
D 0
»
-
Motor Interlock is open
-
Motor power supplied?
-
Provide power to motor to allow for operation.
-
Refer to chapter «Electrical connection» for details.
-
CLOSE VALVE does not work
-
Safety mode active, check for
D on display?
-
Maintenance mode active
-
Provide power to motor to allow for operation.
-
Refer to chapter «Electrical connection» for details.
-
Refer to “Display shows «
M C
»” in this table
-
OPEN VALVE does not work
-
Safety mode active, check for
D on display?
-
Maintenance mode active
-
Provide power to motor to allow for operation.
-
Refer to chapter «Electrical connection» for details.
-
Refer to “Display shows «
M100
»” in this table
-
Display shows «
M C
»
-
Maintenance mode active
-
Pin 14 of service connector is connected to ground.
Plate will close. Further movement of plate is blocked.
1)
-
Display shows «
M100
»
-
Maintenance mode active
-
Pin 13 of service connector is connected to ground.
Plate will open. Further movement of plate is blocked.
1)
Table 5-6
1)
Priority of pin 14 is higher than pin 13. If pin 14 is connected to ground after pin 13 the valve will
close. Ground of service connector is at pin 4 and 8.
