7. Attentions of using this device
8. Storage and maintenance
9. Trouble shooting
①
Battery of this device shouldn’t be removed in underground places, and DO NOT use different
batteries from standard one.
②
Charge this device in ground and safe places.
③
The removable catalytic component must be provided by BESANTEK Corporation.
Notice: when maintain this device, Please don’t change any component’s parameter,
specification and model when maintain this device
①
If this device couldn’t be turned on, maybe it has no power, please charge it firstly.
②
If the value of this device is not zero in clean air,
please carry on zero setting firstly.
（
except Oxygen
）
③
If this device couldn’t test accurately, please carry on calibration firstly.
④
If this device becomes expired, please purchase a new one.
①
This device should be kept by special person, and build a registration system
②
This device should be stored in dry and well ventilated places if it’s not used for a long time.
③
DO NOT disassemble this device at will, it must be repaired by specialists.
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