Ewellix CAMT20, Installation, Operation And Maintenance Manual

Page: 39 / 46

39
9.0 M alfun ction s
9.1 Malfunction table
Fault description Cause Remedy Personnel
The linear actuator
does not move
Control unit not operational Check mains power connection to control unit Professional
electrician
Ensure that the operating device is connected
correctly to the control unit
Qualified personnel
Ensure that the current limit of the control unit
matches the requirements defined in this
manual
Qualified personnel
Consult the operating manual of the control unit Qualified personnel
Operating device defective Replace operating device Qualified personnel
Consult the operating manual of the operating
device
Qualified personnel
Poor connection contact to control
unit
Ensure that the connector is inserted correctly
into the control unit
Operator.
Incorrect load Ensure that the load does not exceed the load
limit in the technocal specification
Qualified personnel.
Obstacle in the stroke area of the
device
Remove all obstacles in the stroke area Operator
Cable defective Check cable for squeezing, tearing or other
damage
Professional
electrician
Motor has stopped due to high
temperature safety shut off
Observe duty cycle in technical specification.
Wait 20 minutes and try again
Qualified personnel
Device cannot be set in motion by any
of the suggested repair measures
Contact Ewellix service Qualified personnel
Lifespan of the drive is exceeded Replace the drive, if the drive is older than 10
years
Qualified personnel
The linear actuator only
operates in one direction
Linear actuator reached internal end
limit switch
Operate in other direction Operator
Control unit malfunction Consult operating manual of control unit Qualified personnel
Operating device malfunction Consult operating manual of operating device Qualified personnel
The linear actuator
stops before reaching
its maximun stroke
Control unit cuts off power Ensure the centric load does not exceed the
load limits given in the specification
Qualified personnel
Obstacle in the stroke area of the
device
Remove all obstacles in the stroke area Operator
Significant reduction in
speed of movement
Incorrect load Ensure that the load of the linear actuator does
not exceed the load limit in the technical
specification
Qualified personnel.
Obstacle in the stroke area of the
device
Remove all obstacles in the stroke area Operator
Motor, gearbox, lead screw or nut
defective
Contact Ewellix service Qualified personnel
Incorrect voltage set Ensure the correct voltage is set Qualified personnel
9.2 Start of operation
after malfunction repair
To restart device following repair of the malfunction, perform
the steps described in chapter 6.0 Installation, page 28.