Richter SGS/F Series Sight Glasses - Manual (Page 8)

Series SGS
Page 8
9540-055-en Revision 01
TM 6744 Edition 04/2007
8 Malfunctions
Flange connection sight glass/pipe is leaking
Check the tightening torques of the pipe screws
with a torque wrench. If this does not remedy the
leak, the recommended torques may be exceeded
by 10%.
If this also fails to stop the leak, the lining may be
damaged. Dismantle the sight glass and inspect. Flange connection end piece/glass cylinder is
leaking
Undo hex. nuts on the side towards the glass
cylinder. Retighten hex. nuts on the outside in
diametrically opposite sequence. If there is still a
leak, the recommended tightening torques may be
exceeded by 10%. Counter with hex. nuts on the
inside.
9 Maintenance
During dismantling and assembly work, observe
the information and drawings in Sections 1 and
10.
Spare parts are to be ordered with all the data on
the sight glass name plate.
Only original spare parts may be installed. 9.1 Dismantling the cylindrical
sight glass
Undo end piece nuts and remove the end piece.
During re-assembly, ensure that all nuts are tight-
ened evenly.
It is essential to ensure that the glass cylinder is
subjected to uniform loading.
For tightening torques, see Section 1.2.
10 Sectional drawing