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6.5 Maintenance
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– Is the furnace closure cone still properly fixed? See chapter “Closing cone”.
– Check whether the imprint of all the O-rings is at least of 2 mm thickness.
– Is the inlet pressure regulator set on 1,5 bar ( 22.5 psi )? See chapter “Pressure
regulators”.
– Is the other two pressure regulator set on 0,35 bar ( 5 psi )?
– Check for leaks. See chapter “Leak checking”.
– Is the gas flow rate correct? See chapter “Gas flow controller”.
– Pressure switch: change over at about 1 bar? Measure across the leads. See chapter
“No or low oxygen pressure”.
– Does the thermostatic control work correctly? See chapter “IR thermostatic control”.
– Check the infrared baseline. See chapter “Infrared base line”.
– Check whether all the screws of the generator housing are tight.
– Check whether all four „high voltage“ stickers are still in place.
– Check whether all plugs in the analyzer are properly plugged in.
– Check whether all the warning labels are still attached to the side-panels.
– Calibration of all measuring ranges.
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