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ELTRA CS-2000 Service Manual

ELTRA CS-2000
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Faults
46
After starting an analysis”, the following message appears: "no oxygen pressure".
If this message permanently remains in the “status window”, then check
Is the power switch (1) set on position 3?
The pressure on the oxygen gauge (2) may be too low. 1.5bar is normal (22psi). The
pressure remains constant when the furnace is closed, and it sinks during the upward
movement of the furnace floor.
Check the oxygen pressure in the supply line or tank. 4 to 6 bar (60 to 90psi)
showing on the pressure gauge is normal.
Check if the pressure gauge for compressed air (5) shows 4 to 6 bar (60 to 90 psi).
Check if the cock (3) is properly shut, or else the O-ring (4) will not seal Check if the
O-ring (4) is in a good condition.
Check if the combustion tube is broken or cracked.
Do leakage check. See chapter: “Leak checking”.
Check if the chemicals are saturated and have become hard.
The paper filter could also be the cause. For changing the paper filter, read the
operating manual.
See chapter Fluctuating gas flow
The contents of the gas cleaning furnace could be worn out and clogged.
Oxygen solenoid valve (V5) may be defective:
Open the left-side panel of the analyzer.
Unscrew the upper tube (1). The oxygen should rush out when the power switch is set
to pos. 3
If not:
There may be no oxygen supplied.
Fig.
33
: Terminal of the solenoid coil
220V AC is not measured on the terminal (2) of the solenoid coil.
The solenoid valve is clogged.

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ELTRA CS-2000 Specifications

General IconGeneral
BrandELTRA
ModelCS-2000
CategoryMeasuring Instruments
LanguageEnglish

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