Flowserve M-series PolyChem User Manual
Page 38
USER INSTRUCTIONS PolyChem M-SERIES ENGLISH 71569218 07-11
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6.7.1
Pump removal
6.7.1.1
Long-coupled PolyChem M-series
pumps
a)
Remove coupling guard.
b)
Remove the spacer from the spacer coupling.
c)
Remove the cap screws holding the bearing
housing and casing feet to the baseplate.
d)
Remove the fasteners attaching the suction and
discharge piping to the pump.
e)
Attach lifting equipment to the pump, placing it in
light tension to support the pump.
f)
Move the pump assembly away from the piping
(towards the motor) and rotate the unit out.
g)
The pump can now be moved to the repair shop.
6.7.1.2
Close-coupled PolyChem M-series
pumps
a)
Remove the fasteners holding the motor and or
lantern and casing feet to the baseplate.
b)
Remove the fasteners attaching the suction and
discharge piping to the pump.
c)
Attach lifting equipment to the pump, placing it in
light tension to support the pump.
d)
Move the pump assembly away from the piping.
e)
The pump can now be moved to the repair shop.
6.7.2
Pump removal
– less casing
Group A & 1 pumps are assembled vertically
and the casing is required during the
process. Therefore is is strongly
recommended that the entire pump is
removed as described in 6.7.1. above
Group B & 2 pumps can be removed, leaving the
casing installed in the piping, as described in
6.7.2.1 and 6.7.2.2.
6.7.2.1
Long-coupled PolyChem M-series
pumps
a)
Remove coupling guard.
b)
Remove the spacer from the spacer coupling.
c)
Remove the cap screw(s) holding the bearing
housing foot to the baseplate.
d)
Attach lifting equipment to the pump, placing it in
light tension to support the pump when it is
removed from the casing.
e)
Remove all casing stud nuts [6572].
f)
Move the pump assembly away from the casing
(towards the motor) and rotate the unit out,
leaving the casing in place (Figure 6-9).
Figure 6-9
g)
Inspect the casing [1100] and the thrust bearing
bushing [3041] located in the casing for wear,
corrosion, or defects.
h)
The pump less casing [1100] can now be moved
to the repair shop.
6.7.2.2
Close-coupled PolyChem M-series
pumps
a)
Remove the fasteners holding the motor and or
lantern to the baseplate.
b)
Attach lifting equipment to the pump, placing it in
light tension to support the pump when it is
removed from the casing.
c)
Remove all casing stud nuts [6572].
d)
Move the pump assembly away from the casing,
leaving the casing in place (Figure 6-10).
Figure 6-10
e)
Inspect the casing [1100] and the thrust bearing
bushing [3041] for wear, corrosion, or defects.
f)
The pump less casing [1100] can now be moved
to the repair shop.