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83
Troubleshooting
Trouble
Cause
Measure
Power is not
supplied.
Power cord is not connected.
Connect a power cord to the
unit, then to a receptacle.
Main switch is not turned on
Turn on the Main switch
(|)
at
the back of the unit.
Power switch is not properly
turned on.
Keep pushing Power switch until
the buzzer sounds.
A fuse has blown.
Replace the fuse.
Green READY lamp
is not turned on.
Sensor or column has not yet
been stabilized.
Waiting Status continues. Wait
for a while.
The previously measured gas
contains any gas influencing the
gas sensor.
The unit has been powered off for
a long period of time.
Error is indicated on the main
window of the software.
Contact sales agent.
Measurement will
not start even after
injecting oral gas.
Smaller amount of gas than
specified was injected.
Inject 1cc.
Injected very slowly.
Inject quickly.
Injected while READY lamp was
off.
Inject after READY lamp is
turned on.
Displayed
concentration varies
widely.
Sensor and/or internal circuit is
out of order.
Contact sales agent.
Volume of sample gas is not
constant.
Inject 1cc.
Injection process is too slow.
Inject the gas quickly.
Measured
concentration is
always “0.”
Sensor and/or internal circuit is
out of order.
Contact sales agent.
Injection process is too slow.
Inject the gas quickly.