Troubleshooting; Troubleshooting Table - Gilson MyPIPETMAN Select Manual

A quick inspection of the pipette may help you detect a potential problem.
You may download the Two Minute Inspection Poster LT800520 from the Gilson website
NOTE
(www.gilson.com), which shows how to perform a quick diagnosis of your pipette.
WARNING

Troubleshooting Table

The following table may help you identify and correct the potential problem you might encounter.
NOTE
Please make sure the tips are correctly fitted. Refer to
For single channel and multichannel models
Symptom
Pipette is leaking
sample
Pipette will not
aspirate
Pipetted volume is
inaccurate
Pipette is not precise
Pipetting seize up
S = Single Channel
M = Multichannel
NOTE
If you cannot solve the problem, contact your local Gilson-authorized Service Center.
14

TROUBLESHOOTING

TROUBLESHOOTING
Before returning any pipette to your local Gilson Service Center, ensure that it is completely
free of chemical, biological, or radioactive contamination (refer to
DECONTAMINATION). Please use the included safety bag to return the pipette to your local
Gilson-authorized Service Center
Possible Cause
Damaged tip holder
Worn O-ring or seal
Worn O-ring
Damaged tip holder
Connecting nut is loose
Damaged or corroded piston
Improper repair or assembly
Improper repair or assembly
Unscrew tip holder
Connecting nut is loose
Tip holder is loose
Connecting nut is loose
Incorrect operator technique
Damaged or corroded piston(s)
Damaged tip holder(s)
Worn O-ring or seal
Low quality tips
Damaged tip holder(s)
Damaged tip ejector adapter
Damaged ejector
Dirty tip holder
The tip ejector is loose
The ejector lock is misaligned
Piston needs lubricant
|
MyPIPETMAN®
Chapter 5
(Click here to find your Gilson Service
Fitting the
Action
Replace the tip holder
Replace both parts and lubricate
Replace O-Ring and seal and lubricate
Replace the tip holder
Tighten connecting nut
Return pipette to supplier
Refer to MAINTENANCE
Refer to MAINTENANCE
Tighten connecting nut
Tighten connecting nut
Tighten connecting nut
Tighten connecting nut
Operator training
Return pipette to supplier
Replace the tip holder(s)
Replace both parts and lubricate
Use PIPETMAN DIAMOND Tips
Replace the tip holder(s) for single channel
model. Contact your local Gilson Service
Center for multichannel model
Damaged tip ejector adapter
Replace the tip ejector
Clean the tip holder with isopropanol or
ethanol
Assemble the tip ejector properly
Align the ejector lock
Lubricate piston assembly
CLEANING AND
Center).
Tips.
Model*
S
S
S
S
S+M
S
S
S
S
S+M
S
S+M
S+M
S
S
S
S+M
S+M
S+M
S+M
S+M
S
S
S