Nordson Asymtek Spectrum S-920, Installation, Operation & Maintenance Manual

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5-10 Calibration and Adjustment
5.10 Adjusting the Height Sensor Probe
The Height Sensor Probe must be adjusted each time a different type of dispensing valve or a different
length of needle is installed.
To adjust the Height Sensor Probe:
1. Power down the system as described in 6.12 System Shutdown .
2. Manually move the dispensing head down.
3. Loosen the Height Sensor Probe locking screw at the back of the Z-axis plate.
See Figure 5-12.
4. Move the probe to the desired location (approximately 10 mm below the needle tip in the
gear down position).
5. Tighten the height sensor locking screw. Do not over-tighten.
Item Description
1 Z-Axis Plate (Front View)
2 Z-Axis Plate (Rear View)
3 Height Sensor Locking Screw
4 Height Sensor Probe
Figure 5-12 Adjusting the Height Sensor Probe
"
NOTE For additional information on dispensing valve-to-height sensor offsets, see 6.6
Establishing Machine Offsets .
3
4
1
2