Richter SRZ-V/F Series Check Valves - Manual (Page 11)

Series SR/F, SR-B/F, SRV/F, SRV-B/F, SRZ-V/F
Page 11
9550-060-en Revision 00
TM 7173
Edition 06/2008
9 Maintenance
During dismantling and assembly, the information
and drawings in Sections 1 and 10 must be
observed.
All repair work is to be performed by qualified
personnel using the appropriate tools. Generally
recognised practice in mechanical engineering is
to be observed.
For the arrangement, designation and item
numbers of all parts of the valve, see Section 10.
Spare parts are to be ordered with all the details in
acc. with the valve identification.
Only original spare parts may be installed.
To prevent leaks, a regular check of the
connection screws should be made in line with the
operating requirements.
For tightening torques, see Section 1.2. 9.1 Dismantling
9.1.1 Replacing worn part
Screw body 100 and cover 106 apart.
Replace ball 200 or plug 204.
Assembly is performed in reverse sequence.
9.2 Assembly
Prior to assembly all parts must be cleaned and
the plastic-lined parts checked for damage.
Bolt body 100 and cover 106 together. Tighten the
screw fitting to a tightening torque in accordance
with Section 1.2
in diametrically opposite
sequence.