Pentair AURORA LAYNE VERTI-LINE Series - Vertical Solid Shaft (VSS) Driver; Discharge Head Removal

40 6EM Thru 18GM - 1100 Vertical Turbine Pumps
Layne/Verti-Line 12/99
Vertical Solid Shaft (VSS) Driver
A. Stop the pump and lock out the power to
the driver. Close the discharge valve.
Disconnect the electrical cables from the
driver. Disconnect and remove gauges
and all other auxiliary piping. (Stuffing
box lubrication, oil, or grease lines, etc.)
DANGER
Check with proper electrical testing
equipment to be certain all electrical
power to the driver and accessories
associated with the pump is
disconnected.
B. Remove the bolts holding the coupling
halves together slowly so that the
impeller does not drop.
D. Remove the capscrews holding driver to
discharge head or pedestal.
E. Lift the driver from the head and set
aside.
CAUTION
Always use protective eyewear.
Discharge Head Removal
A. Remove and disassemble the pump
head, the column, packing box and
shafting according to the following
procedure which is essentially the
reverse of the installation procedure.
B. Remove the packing gland bolts (8, 8A),
glands (9), water slinger (6) and packing
(15).
C. Loosen and remove all the discharge
piping flange bolts.
WARNING
Use a guide rope going from the sling
joint, the head, attached to the discharge
flange. This will keep the head from
tipping over, possibly causing personal
injury.
D. Remove the packing box bolts and
remove the packing box from the head
and shaft to a work area for inspection &
cleaning.
The packing box bearing (17A) is an
interference fit in the packing box. The
removal of this bearing will require the
use of a mechanical press the bearing
maybe removed by machining or other
similar methods. Use care when
removing bearings to not damage bores
or hubs.
E. Lift entire unit with the lifting lugs and
install a column clamp just below the
upper column flange leaving room to
remove the flange bolting. Lower unit so
that the column clamp rests on adequate
supports.
DANGER
Use a crane or hoist of adequate
capacity to prevent serious personal
injury.
F. Remove the bolts holding the column to
the discharge head. Lift the discharge
head off the unit and set aside.