Oldham OLC 100 - Troubleshooting Common Errors

6 - Maintenance
37
Possible errors
The table below summarizes the various possible detector errors:
OLC 100 explosimeter
Observed fault
Possible cause
Action
Zero setting not
possible
Sensor
Replace the sensor
Cable
Check cable
Main unit detector module
Check module
Sensitivity
adjustment not
possible
Sensor
Connector cable
Inappropriate calibration gas
Replace the sensor
Check cable
Check calibration gas
concentration
High gas
concentration
indication
Maladjustment
Zero and span the detector