
Chapter 5 Troubleshooting
65
EVIS EXERA II TJF TYPE Q180V OPERATION MANUAL
Endoscope functions
Angulation
Air/water feeding
Irregularity
description
Possible cause
Solution
Resistance is
encountered when
rotating angulation
control knob(s).
The angulation lock(s) is
engaged.
Rotate angulation lock(s) in the
“F
” direction.
Irregularity
description
Possible cause
Solution
No air feeding.
The air pump is not
operating.
Press the “LOW”, “MED”, “HIGH”
button on the light source as
described in the light source’s
instruction manual.
The air/water valve is
damaged.
Replace it with a new one.
No water feeding.
The air pump is not
operating.
Press the “LOW”, “MED”, “HIGH”
button on the light source as
described in the light source’s
instruction manual.
There is no sterile water in
the water container.
Add sterile water to fill the container
to the specified water level.
The air/water valve is
damaged.
Replace it with a new one.
The air/water valve
is sticky.
The air/water valve is dirty.
Remove the air/water valve.
Reprocess the air/water valve and
then attach it again.
The air/water valve is
damaged.
Replace it with a new one.
The air/water valve
cannot be
attached.
An incompatible air/water
valve is used.
Use a compatible air/water valve.
The air/water valve is
damaged.
Replace it with a new one.
Содержание EVIS EXERA II
Страница 2: ......