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Troubleshooting guide
SYMPTOM PROBABLE CAUSES AND REMEDIES
The rear lighting of the display is not on. The backlighting LED’s are faulty. Contact the nearest
service center to replace the display.
The battery operating time is less than 9 hours. a. Battery capacity is limited by low temperatures. To
achieve a longer battery life it is recommended to store
the instrument at higher temperatures.
b. The battery pack is old. Battery capacity tends to
diminish with age. If battery life has become
unacceptable, replace the battery pack:
The values shown in the analysis screen are not
reliable.
a. Sensor/s is/are faulty. Check that the sensors are
installed correctly by accessing the sensor diagnostics
menu.
b. The sample probe connection presents a leak.
Check all joints and the conditions of the hose.
c. Pump is faulty. Replace the pump unit.
d. The instrument is faulty: Send it to a service center
for repair.
e. Analyzer needs to be recalibrated.
During the tightness test a "sensor error" is reported. Check for the correct connection of the hose to the
positive pressure input.
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