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5.2 Troubleshooting guide
BF-190 Series OPERATION MANUAL
Ch.5
EndoTherapy accessories
Others
Irregularity description Possible cause Solution
The EndoTherapy accessory
does not pass through the
instrument channel
smoothly.
An incompatible EndoTherapy
accessory is being used.
Refer to “ System chart” on page 83
and select a compatible EndoTherapy
accessory. Confirm that the color code
on the EndoTherapy accessory
matches that on the endoscope.
The bending section angulates sharply. Straighten it as much as possible.
Irregularity description Possible cause Solution
The remote switch does not
work.
The wrong remote switch is operated. Operate the correct remote switch.
The remote switch function has been
set incorrectly.
Set the remote switch function correctly
as described in the video system
center’s instruction manual.
The remote switch is left depressed due
to a difference between internal and
external pressures of the endoscope
that is made in the pressure reduction
process of gas sterilization.
If the sterilization cap is attached to the
venting connector, detach it. If not,
attach the sterilization cap to the
venting connector once and then
detach it.
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