Calibration and Adjustment
5-9
5.9 Z-head Counterbalance Force Adjustment
The Z-head Counterbalance Force prevents the Z-head from crashing down upon disengagement of the
motor. There are three settings to accommodate various payloads.
To adjust the Z-head counterbalance (Figure 5-11):
1.
Using a 3 mm hex key, loosen the screw on the lower Z-spring.
2.
Move screw down to increase tension.
!
If necessary, move screw up to decrease tension.
To test counterbalance tension:
1.
Place valve on Z-head.
2.
Move Z-head to middle of dispense area.
3.
Open machine hood.
!
Z-head should not drop more the 25.4 mm (1-inch).
4.
Readjust tension if necessary.
Item Description
1 Z-spring
screw
Figure 5-11 Z-head Counter Balance Force Adjustment
1
Содержание Asymtek Spectrum S-920
Страница 1: ...Spectrum Series S 920 Dispensing System Installation Operations Maintenance Manual P N 7212417 Rev A...
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Страница 172: ...7 12 Maintenance Figure 7 7 Lubricating the X Axis Linear Guides Figure 7 8 Lubricating Y Axis Linear Guides...
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