Summit 2196 model - Page 25

Installation, Operation, and Maintenance Manual
SUMMIT PUMP MODEL 2196 / 2196-LF / 2196-R / 2796 19
NOTE: XLO – Remove impeller plug
(428Y) from the impeller (101). Do not
save impeller gasket (428D).
For a packed pump:
a. Remove the packing gland nuts (353A).
b. Slide gland toward frame (228).
c. Remove seal chamber nuts (423B).
d. Slide off stuffing box cover (184).
e. Remove packing (106) and lantern ring (105).
For a mechanical seal:
a. Remove the seal gland nuts (353).
b. Remove seal gland nuts (353A).
c. Slide gland toward frame (228), exercising care so as to not drop stationary set
from gland.
d. Remove seal chamber nuts (423B).
e. Slide off stuffing box cover (184).
f. Remove mechanical seal rotating element (383) and sleeve (128) from pump
shaft.
g. Loosen set screws if present. Refer to cartridge seal manufacturer’s
instructions.
h. Slide off seal gland with stationary seal and o-ring gasket.
10. Remove the frame adapter (108) by removing two dowel pins (469B) and four
adapter bolts (370B) and then separate the adapter (108) from the bearing frame
(228).
NOTE: This step does not apply to the
6” STO Model.
11. Remove the bearing housing bolts (370C) and loosen the jam nuts (423).
12. Tighten the jack-bolts (370D) evenly to push the bearing housing out of frame.
13. Slide shaft assembly, with housing, out of bearing frame.
14. On the STO and MTO, remove the bearing housing snap ring (361A).
On the LTO
and XLO, remove bearing cover screws (370G) and remove bearing
cover (109C). Then remove the bearing housing (134) by tapping with a rubber
hammer.