19
Problem solving
Electric Portable Valve Actuator MC89
Symptoms
Probable causes
Checks & solutions
Repairer
The actuator
doesn’t start
Direction switch button is not
activated
Press switch correctly to the left or the
right
User
Battery not properly in place
Insert the battery correctly
User
The actuator beeps
once and stops
Battery pack is empty / not charged
Charge / change the battery pack
User
Actuator overloaded (torque is too
high)
Reduce load
User
Actuator has overheated
Let it cool down a few minutes
User
The actuator beeps
once and the led
flashes
continuously
Torque reaction safety has triggered
Release the On/Off switch, fix a torque
reaction system and start again
User
The actuator beeps
continuously
The motor is faulty
Contact a
modec
Service center
modec
Distributor
Revolution counter (option)
Symptom
Screen
status
Probable causes
Checks
Solutions
Repaired by
The counter
doesn’t give a
reading
Off
Timer elapsed /
automatic stop
Activate the
“ON” button
User
Flat battery
Check the state of
the battery
Change the
battery
User
Screen is out of
order
Check with a registered
modec
distributor
Change the
screen
Modec
distributor
The counter is
on but doesn’t
count
On and
not
moving
Poor connection
between the captor and
the card
Check the sensor
connection
Reconnect the
sensor
User /
modec
distributor
Captor and/or the
card is out of order
Check with a registered
modec
distributor
Change the
electronic card
Modec
distributor
Accessories
Foot held articulated reaction system BA012
Maximum admissible torque: 350 Nm.
Telescopic valve key
(EB002)
Foot held articulated
reaction system
(BA012)
Portable valve
actuator
