Slimdrive SL NT/SL NT-FR
25
Service and maintenance
7
Service and maintenance
7.1
Mechanical service
7.1.1 Checking toothed belt tension
X
X
Put the door in operation.
The toothed belt may not lift up from the motor gear or skip when braking and accelerating.
X
X
If the toothed belt lifts up or skips, increase the toothed belt tension:
à
Mark motor position on the running rail.
à
Move motor to the right in 1 mm increments.
7.1.2 Tensioning toothed belt
See chapter 6.2.5.
7.2 Maintenance check
The mandatory maintenance work on the Slimdrive SL NT and Slimdrive SL NT-FR is to be carried out by properly
trained personnel:
à
at least once a year
or
à
when the service indicator on the programme switch lights up (see wiring diagram)
Provide test documents and keep them up-to-date.
After completing the maintenance work, always execute the learning function for the door
Test spot
Action
Comments
Running rail
Check for cleanliness.
Clean the running rail if necessary
Roller carriage
Check the wear of the carrier rollers
Remove the wear if necessary
Check brushes
Remove the roller carriage (see chapter 8.2)
Replace the brushes if necessary (see
chapter 8.3)
Floor guide area
Check for jarring-free function
Clean the floor guide area if necessary
Floor guide area (brushes)
Check for soiling and hardness
Clean or replace if necessary
Door leaf
Check for smooth movement
See chapter 8.1.1
Toothed belt
Check for wear and damage
Replace toothed belt if necessary
Check tension
Tighten the toothed belt if necessary (see
chapter 7.1.1)
Check the toothed belt locking (optional) for
damage
Replace toothed belt if necessary
Toothed-belt locking
(optional)
Check function
Reposition the toothed belt locking (op-
tional) if necessary (see chapter 6.2.15)
Screws
Check for tight fit
Tighten the screws if necessary (for torques
refer to drive diagram)
Assembly groups and
peripherals
Check for correct function
Replace assembly group if necessary
Cable
Check for damage and correct fastening
Fasten/replace cables if necessary
