BÜCHI Labortechnik AG
Help with faults | 8
Operation Manual Pure Chromatography Instrument C-805
61/70
Error message
Possible cause
Solution
Solvent Pressure
Solvent pressure limit has
been exceeded
u
Remove column.
u
Replace with bypass.
u
Determine if column is not
the source of blockage.
u
If not column is the source
of blockage, then check all
fluidic lines.
Fraction Collector
Arm is obstructed
u
Check arm path to make
sure there are no obstruc-
tions.
u
Reset the Fraction Collec-
tor arm. See Chapter 8.7
"Resetting the Fraction col-
lector arm", page 61
Fraction collector arm did not
home properly
u
Tighten the motor coupler.
u
Contact BUCHI Customer
Service.
Fraction collector arm motor is
slipping
u
Contact BUCHI Customer
Service.
Home position sensor is bad
u
Contact BUCHI Customer
Service.
Fraction collector arm motor
has no power
u
Contact BUCHI Customer
Service.
Low Disk Space
The disk space on this unit is
almost full.
u
Back up and delete data.
u
Contact BUCHI Customer
Service.
8.7
Resetting the Fraction collector arm
Navigation path
➔
Tools
➔
Manual Control
➔
Fraction Collector Arm Reset
u
Navigate to the
Fraction Collector Arm Reset
dialog according to the naviga-
tion path.
u
Confirm the secure question.
ð
The Fraction collector arm is resetted.