Goulds Pumps ANSI FAMILY IOM (ATEX Compliant) - Manual (Page 11)

s
! WARNING
Never remove the back pull-out assembly
unassisted, physical injury can occur.
12. Remove casing gasket (351) and discard. (Replace
with new gasket during reassembly.)
13. Remove jack screws (418).
NOTE: Casing gasket (351) may partially adhere
to casing due to binders and adhesives in the
gasket material. Clean all gasket surfaces.
14. Move back pull-out assembly to clean workbench.
15. Support frame adapter (108) securely to workbench.
16. Remove coupling hub (Fig. 44).
NOTE: Blue and scribe shaft for relocating
coupling hub during reassembly.
REMOVAL OF IMPELLER
s
! WARNING
Never apply heat to remove an impeller. The use
of heat may cause an explosion due to trapped
fluid, resulting in severe physical injury and
property damage.
s
! WARNING
Wear heavy work gloves when handling
impellers (101) as sharp edges may cause
physical injury.
STX, MTX, & LTX
1. Slide ITT Goulds shaft wrench (A05107A or
A01676A) over the shaft (122) and key.
2. Rotate the impeller clockwise (viewed from the
impeller end of the shaft), raising the wrench off of
the work surface.
3. Quickly turn the impeller counterclockwise (viewed
from the impeller end of the shaft), impacting the
wrench handle on the workbench or a solid block
until the impeller loosens (Fig. 45).
4. Remove impeller O-ring (412A) and discard
(Fig. 46, 47, 48). Replace with a new o-ring during
reassembly.
ANSIFAM IOM - 5/08
57
6
Fig. 44
Fig. 45
3196, HT 3196,
NM 3196, 3198, 3796
Fig. 46
Fig. 47 LF 3196