AND AD-1690 Instruction Manual page 21

Leak tester
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3) Installing the filter unit
Install the filter unit with the filter element replaced, or with a new filter unit, into
the main unit following this procedure:
1. Connect the tubes to the both sides of
the filter unit. At this time, be careful
that the direction of the filter unit is
correct (Refer to the figure on the
right side). When inserting, do not
twist the tube.
2. Install the filter unit into the holder.
* If particles of dust invade the tube,
they may cause trouble. When replacing
the filter, be careful that no dust invades
the instrument.
(4) Note
1) Checking the Leak Tester (main unit)
- Insert the adapter into the connecter opening, and insert the air plug into the
connecter opening on the other side.
- Turn the power supply of the main unit on. Press the START key.
- When detecting leakage inside of the main unit, the main unit displays "
- When displaying "
securely connected. When displaying "
A&D dealer for service.
2) Size of the instrument measured
The object instrument is up to an inside capacity of about 50 ml.
The Leak Tester can test the leakage of a pomp, container or plumbing that have
a capacity less than about 50 ml.
3) The tip that is connected to the attachment end is a consumable.
When the attachment tip is warn, damaged or not matching up with the pipette,
replace it with a new tip.
4) The internal leak quantity, of the Leak Tester, may increase due to dust invasion.
In this case, change the setting of the pressure change value to within possibility.
(5) Error code
Error code
Lb
Tube
", confirm that the each of the connector parts, filter unit are
Low battery error
Voltage of the power supply drops.
Confirm whether the correct AC adapter is used.
21
Filter unit
1
Main unit
bottom side
" after this operation, contact the local
Description
2
Holder
".

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