Nordson Asymtek X-1000 Series

Training Guide Course No. 196514
Level 2 Maintenance, X-1000 Series Dispensing Systems 4-155 P/N 196515 (Revision A)
Information Sheet 4-13-10
DJ-2000 Troubleshooting (Continued)
N. Dots Are Stringing Or Stitching
Possible Cause Recovery
 Dirty nozzle
 Clean the nozzle with solvent and cleaning wire
(provided in Spare Parts Kit, shipped with DJ-2000).
 Loose nozzle
 Inspect the interface between the nozzle and
extension. Clean so that they are free of adhesive
and debris. Finger tighten or use a 19-inch/lb torque
wrench (available through Asymtek) to tighten the
nozzle.
 Damaged nozzle  Replace nozzle.
 Incorrect temperature
 Set the correct temperature. Refer to Section 4 –
Heater Control for Windows (HCW) of the Fluidmove
for Windows Installation and User Guide.
O. Dots Are Too Big
Possible Cause Recovery
 Wrong nozzle size  Replace with a smaller nozzle.
 Too many shots per dot
 Decrease the number of shots per dot by editing the
dot parameters in FMW. Refer to Section 8–
Beginning Programming, “Dots” in the Fluidmove for
Windows Installation and User Guide.
 Micrometer setting is too
high
 Reduce the needle stroke by rotating the micrometer
clockwise.
 Fluid pressure too high  Adjust the fluid pressure gauge to the correct setting.
P. Dots Are Too Small
Possible Cause Recovery
 Wrong nozzle size  Replace with a larger nozzle.
 Too few dots per shot
 Increase the number of shots per dot by editing the
dot parameters in FMW. Refer to Section 8–
Beginning Programming, “Dots” in the Fluidmove for
Windows User Guide.
 Micrometer setting is too low
 Increase the needle stroke by rotating the micrometer
counterclockwise.
 Syringe pressure too low  Adjust the fluid pressure to the correct setting.