M&C CSS Series Instruction Manual page 22

Display Fault
Temp.
< 2 °C (35.6 °F)
22
Possible cause
Sample line to the
analyser clogged or
squeezed;
Pollution of the
diaphragm pump;
Cooler switches the
sample gas pump
automatically off;
Cooler defective;
CSS-M/W | 1.02.00
Examination/Correction
No gas flow?
Loosen the outlet hose on the analyser side and
check on the threaded hose coupling whether
sample gas flows;
Sample gas does not flow?
Clean the clogged line or replace it;
Sample gas flows?
ok?
Loosen the piping on the pump head and examine
it (see 15.2);
ok?
If necessary, clean the pump;
Ok?
Ambient temperature too low;
ok?
Return the instrument for repair to M&C.
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