Metrohm 796 Titroprocessor - Manual (Page 240)

12.1 Error messages
796 Titroprocessor, Instructions for use 234 234
CHANGER 17: illeg. rack and swing head combination, changer 'X'
• A swing head is required on the sample changer for the rack placed
on it. This must be entered in the sample changer configuration, see
[Config.] [Sample changer] [Changer 1(2)].
• A swing head has been entered in the sample changer configuration.
Use a sample rack designed for it or switch off the swing head (see
above).
CHANGER 21: changer X busy
An attempt has been made to access changer X, although this is either
already occupied with a different task or is not present at all.
CHANGER 22: changer X unexpected error
A sample changer fault has occurred which cannot be specified more
closely. have you entered a sample changer address (see
<STATUS>key)? check the auto start settings. Try to remedy the error by
switching the instrument off and on again.
CHANGER 23: changer 'X' special beaker not defined
A particular special beaker is required for the method used. Define the
appropriate special beaker for the sample rack used (softkeys [Config.]
[Sample changer] [Special beaker]) or alter the method (command
Changer).
CHANGER 24: changer 'X' after MOVE_B no beaker present
The required special beaker has not been found. The sample changer
can be manipulated manually in the HOLD condition. Place the special
beaker in the corresponding position and press <HOLD/CONT>.
CHANGER 25: changer 'X' wrong rack
The method used requires a particular sample rack which apparently is
currently not placed on the sample changer. The sample changer can be
manipulated manually in the HOLD condition. Place the correct rack on
the changer and press <HOLD/CONT>.
CHANGER 27: changer 'X'; missing sample beaker
The next sample beaker has not been found. The sample changer can be
manipulated manually in the HOLD condition. Place the correct sample
beaker in the appropriate position and press <HOLD/CONT>.
CHANGER 28: changer 'X'; Pump missing or not configured
The selected pump is not present or has not been configured. Check the
configuration under [Config.] [Sample changer] [Changer 1(2)].