100 Agilent 1200 Series Autosampler Reference Manual
3 Troubleshooting and Test Functions
Jittery (shaky) movement in X and or theta axes and/or when
the needle goes through the gripper arm into the via
With Error messages
• motor overtemp (0 or 2)
• movement failed (0 or 2)
1 Check the firmware and update to the latest revision if necessary.
Since firmware revision A.03.61 (resident A03.60) most of following errors
“movement failed”, “motor over temp” and “initialization failed (X-axis)” are
solved.
2 Check the cleanliness of the transport rods (X-axis) and clean them.
If the rod is dirty or sticky, clean it with Isopropanol and wipe it with a lint
free cloth. The rod can be lubricated with the following synthetic oil: part
number 6040-0854.
3 Lubricate the X-gear.
Friction can result in the belt slipping on the gear so that the position of the
belt teeth towards the gear changes.
To avoid this, apply some grease from the sample transport repair kit to the
X-motor-gear.
NOTE
When a motor over temperature message has occurred, the sampler must be turned OFF for
about 10 minutes to allow the motor to cool down.
NOTE
DO NOT use other lubricant as mentioned above.
NOTE
Do not use other grease as the one in the kit and carefully follow the instruction from the
technical note.