Page 52 of 61
Operating Manual
OMG200N Iss.04
© QED Environmental Systems Ltd.
SERVICE
The G200 and G210 instruments should be regularly serviced to ensure correct operation and
accurate readings. The manufacturer recommends a full service and recalibration every 12 months.
Depending on usage the O
2
cell should be replaced every 2-3 years. The CO cell will require
replacement after 1 or 2 years again depending on usage.
User Serviceable Parts
Note: There are no user serviceable parts inside the instrument. Please do not attempt any repair
as this may invalidate any warranty supplied with your instrument.
The following parts are supplied by your instrument manufacturer and can be replaced by the user:
This should be regularly inspected for damage or discolouration and
changed if needed. The instrument should never be operated
without the sample filter as this may result in water or dust entering
the instrument. The filter should be changed immediately if water
can be seen. Failure to do so can damage the instrument.
Always ensure that sample tubes are not contaminated or damaged.
This should be regularly inspected for damage or discolouration and
changed if needed. The G200 instrument should never be operated
without the soda lime CO2 filter as any CO2 will cross-contaminate
the N2O reading.
Cleaning
The instrument and accessories (including power supply unit) can be wiped clean using a non-fibrous
damp cloth.
Note: Do NOT apply pressure to the LCD display as this can cause damage.
Note: Do NOT use solvents or any other chemical cleaners.
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