Trouble Shooting; Emergency Lid Release; Temperature Sensor; Trouble Isolation Table - Sartorius stedim BioWelder Operation Manual

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8. 8. 8. 8.

Trouble Shooting

8.1

Emergency lid release

If it happens that the cover does

not release and it is necessary to

open the cover, use the following

procedure:

Power on procedure:

Press all three left buttons at the

same time and the cover will open

(this only happens if the unit and

the blade have been cooled down).

8.3

Trouble isolation table

8.3

Trouble isolation table

LCD display is not lit

The first welding is always unusable

Unit does not recognize that

the holders are installed

Depyroge nation temperature

can not be reached

Cover does not open

Welding insufficient

I s the welding joint burned?

Printer does not work

Date is incorrect

8.2

Temperature sensor

The temperature sensor can be

cleaned with a cotton wool stick

which is moistened with alcohol

after an interruption.

Check that instrument is plugged in

Check that the power switch is ON

Unit fuse has blown. Contact Service Representative for help

Check that the BioWelder® is not installed on a cold or windy place

Check that the surface of contact plate (blue holder) and the contact

pins in the BioWelder® are clean

Has the blade been changed in the right cycle?

Exchange blade and repeat the welding.

If this occurs again please contact Service Representative

Check that the power switch is ON

Check that the process is finished

See the next section for instructions on resetting the unit.

Is the right hose type programmed?

Did you choose the right hose diameter?

Is the blade bent?

Is the bla de correctly locked in position in the blade holder?

Is the right side of the blade showing in direction to the temperature

sensor (point in direction to the temperature sensor)?

Is the holder size on the printout identical to the holder size installed?

Has the right hose program been chosen for the welded hose?

Did you clean the temperature sensor as indicated in maintenance

chapter?

Is the printer connected to power supply?

Is the printer switched on?

Is the function SEL activated? (green LED is on)

The dip switches have to be in the showed position.

Change the date by referring to the information provided in the quick

reference manual

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