Trainee Guide TR-L2-M2000
Level 2 Maintenance Training – M2000 Dispensing Systems 4-2-36 P/N 73-0018-00 (Revision B)
Information Sheet 4-8-13
DJ-2000 Troubleshooting (Continued)
Q. Dots Are Too Flat
Possible Cause Recovery
1. Dispenser heater temperature
too high
1. Reduce temperature 2°C (3.6°F) at a time. Refer to
Section 4 – Heater Control for Windows (HCW) of the
Fluidmove for Windows Installation and User Guide.
2. Micrometer setting is too high
2. Reduce the needle stroke by rotating the micrometer
clockwise.
R. Dots Are Too Tall
Possible Cause Recovery
1. Dispenser heater temperature
is too low
1. Increase the temperature 2°C (3.6°F) at a time. Refer to
Section 4 – Heater Control for Windows (HCW) of the
Fluidmove for Windows Installation and User Guide.
2. Micrometer setting is too low
2. Increase the needle stroke by rotating the micrometer
counterclockwise.
S. Skipping Some Dots
Possible Cause Recovery
1. Air has gotten into the pump,
possibly from disassembly.
1. Prime the DJ-2000. Refer to the procedure, “To
manually prime the DJ-2000” in DJ-2000 Operations
Manual.
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