Richter MNKA Series (ASME) - Manual (Page 20)

Series MNKA, acc. to ASME Page 20
9250-050-en Revision 11
TM 7903 Edition 07/2010
7.8.7 Final assembly
Dismantle trial assembly for determining the bearing
play again and perform the final assembly.
With the O-ring 412/3
With the distance ring 504
With 1 drop of adhesive on the shaft thread, e.g.
Loctite 243 from Loctite or an equivalent.
Only one drop of the adhesive is to be applied per
thread.
Otherwise the next dismantling operation will be more
difficult or no longer possible without destroying
components.
Install plain bearing pedestal 339 and tighten hex.
screws 901/5 .
Strong axial forces are again produced when
the completely assembled plain bearing
pedestal is inserted into the lantern.
Push the entire slide-in unit with housing (casing)
gasket
401 into the housing (casing) 100 and
screw together with hex. screws 901/3 .
When tightening the housing (casing) screws 901/3 ,
make sure that the support bracket 183 is firmly
positioned. If necessary, undo support bracket, align
and secure again.
For tightening torques, see
Section 1.1 .
7.8.8 Fill bearing pedestal with oil
Oil quantities:
For group 1 appr. 17 oz (500 ml)
For group 2 appr. 50 oz (1460 ml)
Groups see Section 1 .
Type of oil:
See Section 7.2.2 .
Procedure for filling with oil:
Tilt constant level oiler 638/1 .
Fill the oiler with oil.
Swing the constant level oiler into the vertical
position.
If the oil level still falls too much, pour more oil into
the oiler.
Fig. 6
7.9 Tests
The pumps are tested with water at the
manufacturer's.
The operating data measured are documented in a
works certificate .
If, during a test after repairs, discrepancies compared
with the works certificate are discovered, the following
people can be called in:
1. in-house pump office
2. The manufacturer Richter
or its local agent
The following conveying data can be checked using
the
pump performance curves :
Flow rate
Head
Power requirement
NPSHR