BWB XP - Page 65

65
Annex E
LCD error messages
Warm-up in XX min
Indicates that the instrument flame
has not been on for a sufficient
time to reach optimum warm up. It
should be considered to hold off
conducting the chosen process
until the warm up time message
has elapsed. This can be ignored
and the process conducted
regardless if you wish. Note: the
display will not refresh until you
navigate away and back to it.
*** ERROR ***
* Flame gone out*
Low air pressure
Indicates that the air pressure
detected by the instrument is not
sufficient.
• If using an external air supply
ensure that it meets the
requirements.
• If the internal supply is being
used:
o Ensure the compressor
is set to 165 in the
maintenance menu.
o Ensure the nebuliser is
aspirating and bubbles
are not forming in the
sample pot.
o Check the aspiration
rate is appro x 3 -
5ml/min
o Gain access to the
instrument enclosure
and ensure the tube is
connected to the
pressure sensor and
that other tubes are not
loose. Refer to the
service manual.
Bad Correct-Cal Reqd
Indicates that the calibration
correction just performed was not
successful/ has altered the
calibration curve beyond
acceptable limits and a complete
recalibration is required.
CRC-FAULT
Indicates a circuit fault between
the Optic and Motherboard.
• Turn the instrument off and
back on again using the shut
down sequence.
• Open the instrument and
ensure the ribbon cable is
connected.
• Refer to the service manual for
voltage checks.