Other Possible Error Events During Normal Operation (Troubleshooting) - Sony Multiscan CPD-1304S Service Manual

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7.4.5 Other possible error events during normal operation
(troubleshooting)
To assist in the troubleshooting and to resolve problems, this chapter provides guidelines for
troubleshooting. The cause of these disorders can be located by controlling the input and sensor
values and if possible remove
Steps Troubleshooting
1. Check if the process gas with the correct pressure is applied
2. Check if the calibration gas with the correct pressure is applied
3. Check that the vent line / exhaust tube is not clogged
4. Check the set point of the needle valves in the device
5. Check whether the supply voltage is available at a sufficient level
6. Check the communication connections
Check the list in the display "Sensor values" for red entries
7.
(Display of "Sensor Values" see chapter 7.2.4)
The following are measures against some disturbances. Always observe all safety regulations
when troubleshooting, in particular:
The analysis part may only be opened by Elster authorized personnel!
You need written permis-sion from station operator!
Use only explosion-proof, approved work equipment!
Do not open the connection box until all safety precautions have been
observed!
Electrical entries must not dissolve in an explosive atmosphere!
Loosening or unscrewing of the breather organ is forbidden!
Work only when Q2 de-energized and pressureless. There must be no
explosive gas atmosphere!.//
Protect all open lines and ports from dirt!
Before switching on the unit again, ensure that all gas connections are sealed
and that the grounding or protective conductor is properly installed
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GasLab Q2 displays and operating the device
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G a s Q u a l i t y A n a l y z e r GasLab Q2