OPERATING MANUAL DAF290 MAINTENANCE
ThyssenKrupp Aufzugswerke GmbH
7.4 Setting the brake test switch
Before making the sensor setting, the brake shoe stroke setting must be
made! For description, see Chapter 7.2
Setting:
1. Switch on emergency operation switch and elevator control unit.
2. Adjust the adjusting screw (Fig. 7.4.1) towards the switch until the LED
lights up.
3. Back off the screw slowly until the LED goes out.
4. Move the adjusting screw by ¼ turns (corresponds to approx. 0.3 mm) in
the direction of the switch and secure with a lock nut.
LED lights up continuously.
5. Checking setting:
Open and close the brakes by switching the motor. Check whether the
sensors display the switch between open and closed brake.
Adjusting screw for stroke
Joint
Brake magnet
LED (display)
Brake test switch
Button (sensor)
Adjusting screw for brake test
Adjusting screw for spring force
Fig. 7.4.1
7 6
5
4
Product has been
replaced