Xylem 9100 Series Base Mounted Centrifugal Fire Pumps AC8585 REV.C - Manual (Page 32)

packing and casing. Install three rings of
packing (1-924-9) and tap fully to bottom
of both stuffing boxes. (See Figure 18)
Stagger joints of each ring of packing t
least 90°. Install seal cage (1-013-2) and
be sure that it will line up with seal water
inlet when packing is compressed. Install
remaining three rings of packing with
joints staggered. Assemble glands (1-014-
2) square with stuffing box and pull up
tight. Then loosen gland bolts (1-904-9) to
permit packing to expand, and retighten
finger tight. Final adjustment of gland bolts
must be done when pump is running.
Allow 30 minutes between adjustments.
(See Figure 19)
25. Assemble seal water lines (0-901-0, 0-
950-0, 0-952-0) to stuffing box and casing.
Seal water lines go to inside holes. (See
Figure 12)
26. Check coupling alignment and redowel if
necessary.
FIGURE 18 - INSERTING PACKING INTO
STUFFING BOX
FIGURE 19 - SECURING PACKING GLAND IN
POSITION
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