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Undervoltage shutdown
When the battery power is lower than the
normal working voltage, the instrument
enters an automatic shutdown countdown,
and the instrument shuts down after the
countdown ends (Figure 27).
Figure 27
Note:
Please try not to charge the tester when it is turned on, so as
not to affect the charging speed; please do not charge the tester at
the test site, so as to avoid unplugging and plugging the charger.
Sparks cause fire or explosion.
7. Possible fault and corresponding solution
Possible fault
Possible reason
Corresponding solution
The detector
can’t be turned
on
Too low battery
Please charge it in time.
The detector dies
Please contact the
manufacturer of dealer
Fault of electric
circuit
Please contact the
manufacturer of dealer
No response to
the gas
Warm up is not
finished
Wait till warm up is
finished
Fault of electric
circuit
Please contact the
manufacturer of dealer
Inaccurate
indication
Sensor is overdue
Please contact the
manufacturer or dealer to
replace the gas senor
