Electronic
Blaine Air-Permeability Apparatus
1.0290/1.0290E
13
6.
Troubleshooting
This section describes a number of simple problems tht can be easily solved during work.
Caution
All maintenance, inspection, testing, and repair work on apparatus
components or on the electrical system may be performed ONLY
by sufficiently qualified personnel.
PROBLEM
CAUSE
SOLUTION
The system will
not start.
There is no power to the system.
The pump or the electrical system
is defective.
The U-shaped tube is covered
with condensation or dirt.
Operate the main power switch
correctly, check the power ca-
ble, fuse on the main switch
and exchange it if necessary.
Get in touch with the Supplier.
Clean the U-shaped tube.
The manometer
fluid is not pulled
in correctly.
pump, valve is defective
The pneumatic lines are loose or
have leaks.
The U-shaped tube is covered
with condensation or dirt.
Get in touch with the Supplier.
Clean the U-shaped tube.
The measured val-
ues are not cor-
rect.
The constant for the apparatus is
not correct.
The calibration substance does
not properly match the cement
type.
The time metering is not correct.
The photoelectric barrier does not
function.
The measuring cell has not been
properly attached, or it has not
been turned correctly. There is a
leak in the connection between
the fittings.
Correctly determine the con-
stant for the system.
Choose the proper calibration
substance to correctly match
the cement type.
Regulate the photoelectric bar-
riers on the potentiometer.
Check the time metering. Clean
the U-shaped tube.
Check the glass cone
Note
If the device is to be sent for repair, the manometer liquid must be
sucked off in order to avoid further damages to the device.
