17
4
Test and Change Device Parts
4.10.2 Check the Sensors on PCB
Some sensors are integrated into the Maestro 4S to control the function and operation of the device.
This are reflex sensors with a switch reaction in case a surface are in front of approx. 3mm distance.
For changing and adjusting is a 5,5 mm jaw wrench necessary.
3mm
Fig.17
Reflex sensor
To check the function of a sensor are checkpoints on the PCB integrated.
5
2
1
4
3
GND
Fig.18 Checkpoints to check the sensor function
Nr.
Bezeichnung
Sensor
1
SSR 2
carriage sensor right
2
TS
pulse sensor
3
RR
side sensor right
4
SSL 2
carriage sensor left
5
RL
side sensor left
GND
Ground
Table 3
Sensor - short description
4
1
3
2
5
Fig.19 Sensor position