English
31
Troubleshooting
Trouble
Possible Cause
Action to be taken
Suction capacity
impaired
Filter dirty or valve
system damaged
Replace filter,
see pages 26-27
Pipette drips
Filter not properly posi-
tioned or valve system
damaged
Insert filter properly or
replace valve system,
see page 28
Pipette not held
properly
Silicone adapter
damaged
Unscrew the adapter
support of the instru-
ment, replace silicone
adapter
Compressed suction
bellows take in air
automatically
Suction bellows or valve
system damaged
Replace the looking ring
with the suction bellows
or the valve system
Often visual control of the instrument is sufficient to discover a faulty
device which can easily be replaced by a spare part. The advantages of
do-it-yourself repair are obvious: It saves time and money.
Note:
Markings
Meaning
Follow the instructions listed on the device, the
accessory parts and in the operating manual.
Observe the operating manual.
Markings on the product
