8695 6642 / C
F - MAINTENANCE
POSIMATIC PS03
F-25
Possible symptoms
Probables causes
Possible remedies
Tilting will not work.
No tilting direction has been
selected.
Select a tilting direction using the switch
.
Check that no limit switch is actuated
With automatic control, the connection is
not made between terminals 148 and 54
(tilting up) or 148 and 53 (tilting down) to
control the operating
direction.
Make the connection with a shunt or
external contact; see electrical
connections.
The motor is not powered
Check that the thermal relay Q3 has not
tripped.
Then check that the thermal relay is
correctly adjusted according to the table
below:
type:
03
08
15
30
Value(A)
1.05
1.85
2.66
5.20
Tilting runs for a short time then
stops.
Over-intensity leading to:
- a thermal relay fault
Check the state and adjustment of the
thermal relay according to the table
above.
Check that you have followed the table
with the admissible load and unbalance
values for your positioner
Check that the load has not increased
suddenly.
Check that the motor cable is not shorted
and that the motor is correctly coupled.
