-26-
Lower display shows
LAMP
Lamp failed
Replace lamp. Refer to section
10.3
Lower display shows
FLOW
Sample flow has stopped
Check the flow.
Check for the turbidimeter
installation
Lower display shows
FAIL
Major system fault
Refer to section 9.1 & 9.2
Readings are higher than
expected
(1)
Bubbles in solution
(2)
Condensate or leaky
cuvette
(3)
Flow through cuvette
dirty
(4)
Instrument
out
of
calibration
(1)
Ensure that the drain vent is
open and is not obstructed.
See section 3.2.2.
(2)
Apply backpressure. See
section 3.2 and figure 4
(3)
For sever cases of bubbles a
stilling chamber is
available. Call Supratec
service department.
Check flow through cuvette for
condensate or leaks.
Clean cuvette. See section 10.1
Recalibrate. Refer to section 5
Readings are erratic
(1)
Bubbles in solution
(2)
Debris in flow through
(1)
See above
(2)
Clean debris from cuvette
Readings are lower than expected Instrument out of calibration
Recalibrate. Refer to section 5
Upper display flashes
Sample Over-Range
Check sample. Sample may be
too high to read.
9.4 Technical and Customer Assistance
If for any reason assistance is needed regarding this instrument please do not hesitate to
contact either the Supratec Technical Service Department or the Supratec Customer
Service Department: