.12)
O.P.B
TROUBLESHOOTING
CONT.
FAULT
POSSIBLE REASONS WHY
The door does not open
fully
Hinges/pivots deiedive
when impulsed during closing
/
Too high a frldion in the
operator
REMEDIES/EXPLANATION
Lubricate or replace
Check that the axial play for the
wheels is approx. 1
mm
and that
the wheels do not touch the
mounting plate
/)The
door opens more than to
the adjusted angle
The door does not close
.The moCor does noC switch
off
The spring is no longer pre-
tensioned
The revolution
counter disc is
defedive or has become loose
A
constant impuise,is created
The arm system or the locking
clamp has become loose
Tighten the nut and make a new
adjusLment if lessthan 5 teeth are
missing. If more
teeth
are missing
replace the drive unit
Disconnect the
activation
unit and
if nec",sary replace the control Unit
Seepage 19 for adjustment oi
spring pre-tension
Note!
.
._
If the fault persists although all the recom'mended measures
have been taken. the operator must be returned well packed to
the fadory.
To aVOid transport damages on the revolutlon
counler disc. the revolution counter PCB must be removed.
Loosen the two fixing screws and put the PCB loose into the
operator,
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