Xlt-x & x17 – Goulds Pumps ANSI FAMILY IOM (ATEX Compliant) - IOM User Manual
Page 60
XLT-X & X17
1.
Remove impeller plug (458Y) from the front of the
impeller (101) and discard the Teflon® gasket
(428D) (Fig. 49).
2.
Spray penetrating oil through the plug hole into the
cavity at the end of the shaft. Wait 15 minutes.
Rotate the shaft several times while waiting to
distribute the oil.
3.
Slide ITT Goulds shaft wrench (A05107A) over the
shaft (122) and key.
4.
Rotate the impeller clockwise (viewed from the
impeller end of the shaft), raising the wrench off of
the work surface.
5.
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).
6.
If the impeller cannot be loosened after several
attempts, place a socket wrench over the cast nut
on the impeller hub and turn the impeller
counterclockwise (viewed from the impeller end of
the shaft). Be sure the impeller wrench is resting
on the workbench or a solid block and the power
end is secure on the work surface.
7.
Remove impeller O-ring (412A) and discard
(Fig. 46, 47, 48). Replace with a new o-ring during
reassembly.
NOTE: It is recommended that the frame foot
(241) be clamped to the workbench when using
this method to remove the impeller.
NOTE FOR ALL MODELS: If the impeller cannot
be removed by the previous methods, cut the
shaft between the gland and the frame, remove
the impeller, stuffing box cover, gland, sleeve
and shaft end as a unit. Do not use heat.
REMOVAL OF SEAL CHAMBER COVER
(MECHANICAL SEAL) - 3196, CV 3196,
HT 3196, LF 3196, 3796
1.
Remove gland stud nuts (355).
2.
Remove seal chamber stud nuts (370H).
3.
Remove seal chamber (184). (Fig. 50)
4.
Remove shaft sleeve (126), if used.
NOTE: Mechanical seal is attached to sleeve
(126). Rotary portion of seal needs to be
removed from sleeve by loosening set screws
and sliding it off the sleeve. Refer to mechanical
seal instructions.
58
ANSIFAM IOM - 5/08
Fig. 49
3196 XLT-X
and X-17
HT 3196 XLTX
Fig. 50
Fig. 48
CV 3196