AVL AVL DiCom 4000, Service Manual

Page: 157 / 182

4000 Opacity Measuring Chamber 4000
Service Manual 7-1
7. Opacity Measuring Chamber 4000
7.1 System Check with Filter
•
Switch the instrument on ready for operation.
•
Select
Control measurements ( CONT )
in the diesel engine menu and then
Control
measurement with filter
(
FLT
).
•
Remove the lens protector from the opacity measuring chamber on the receiver side
(probe connection side).
•
Insert the filter holder with filter into the protector.
Fig. 7-1
•
Insert the lens protector back into the opacity measuring chamber.
•
Press
>>
.
•
The measured filter absorption is then displayed.
•
Then remove the filter again – after first pushing upwards on the spot indicated.
Fig. 7-2
•
Slide the lens protector back into the opacity measuring chamber.
•
Press
<
.
Lens protector from the
opacity measuring
chamber
Filter
Filter holder