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7
Maintenance
7.
The monitor is an important instrument for the purpose of safety. To maintain the performance of the
monitor and improve the reliability of safety, perform a regular maintenance.
7-1. Maintenance intervals and items
This is a safety unit. Make sure to perform daily and regular maintenance before use.
・
Daily maintenance: Perform maintenance before starting work each day.
･
Regular maintenance: Perform maintenance once or more for every six months.
Maintenance
item
Maintenance content
Daily
maintenance
Regular
maintenance
Power supply
check
Check that the LCD display lights up.
Concentration
display check
Check that the concentration display value does
not become the abnormal concentration or
abnormal variation.
*The CO2 concentration is also present in the
hundreds of ppm under the general air
environment.
Alarm test
Inspect the alarm circuit by using the alarm test
function.
－
Span
Adjustment
Perform span adjustment using a calibration gas.
－
Gas alarm
check
Check the gas alarm using a calibration gas.
－
WARNING
•
If an abnormality is found in the monitor, contact RKI immediately.
