2 error messages, Error messages, 8 .2 error messages – BUCHI Extraction Unit E-816 HE User Manual

Page 48

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8 Troubleshooting

48

E-812/816 Hot Extraction Operation Manual, Version B

Table 8-1: General malfunctions and their remedy (cont.)

Malfunction

Possible cause

Corrective measure

No boiling

Incorrect positioning of the beaker

Place the beaker directly onto the heating
plate

Beaker position is not active

Heater power is set too low

Activate the beaker position

Use 100% for general purpose

Choose correct solvent

Elution of celite

Too much organic solvent for extrac-
tion

Stick to the standard application parameters

Sand/celite layers mixed up

Clean the extraction chambers

Empty solvent tank not
possible

Software breakdown

Retry to empty the solvent tank. If this does
not work, manually empty the tank by opening
the emergency opening

8 .2

Error messages

NOTE
In the following table X refers to the position in the instrument starting from left to right.

Table 8-2: Error messages

Error number Display information

Possible cause

Corrective measure

0001

No cooling water flow detected.
Please verify if a proper flow is
possible

No cooling water started or
connected

Open the cooling water flow

0002

Please close safety shield
completely

Safety shield is open

Close safety shield correctly

0003

The Line Voltage is too low

Voltage is out of the range

Make sure the power supply is
stable and start again

0004

The Line Voltage is too high

Voltage is out of the range

Make sure the power supply is
stable and start again

0006

Heating malfunction. Please
contact service

Heating defective

Contact the BUCHI customer service

0020

Error during extraction process:
All tasks stopped

Error during process

Start again

0021 to
0026

Overtemperature Heater X:
Heater was turned off

Overtemperature on
respective position

Cool down the heating and start
again

0051

Error during rack positioning.
Motor was shut off

Motor error

Contact the BUCHI customer service

0077 to
0082

Malfunction of heater at position X
occurred. Please check heater

Heater defective

Contact the BUCHI customer service

0083

Solvent tank is full. Please empty
tank and restart again.

Solvent tank was not
cleared. There is too much
solvent in the tank

Empty solvent tank by pressing the
button “Solv.”

any other -

Technical errors

Contact the BUCHI customer service

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