Installation, Operation, and Maintenance Manual
20 SUMMIT PUMP MODEL 2196 / 2196-LF / 2196-R / 2796
15. Remove bearing lock nut (136) and bearing lock washer (382).
16. Remove inboard bearing (168A) and outboard bearing (112). Use an arbor press
or bearing puller to facilitate. On LTO models only, do not remove oil ring
(248A) unless it is damaged.
NOTE: Do not use a hammer, which
may cause damage to the shaft.
17. Complete disassembly of bearing frame (228). Remove oil plug (408A) (not
shown), oil sight glass (145), oil cooler inlet (408L), outlet plugs (408M), and
frame foot attachment bolt (529) and foot (241), where applicable.
18. Inspect all parts for cracks, erosion, pitting, rusting, damaged threads, corrosion,
and groove worn shaft/sleeve. Replace casing if grooves and pits are greater than
1/8” deep. Replace impeller if grooves are greater than 1/16” or even wear
exceeds 1/32”. Inspect shaft sleeve if grooved or pitted. Shaft run out or bearing
shoulder damage is cause for replacement.
ASSEMBLY PROCEDURES
(See APPENDIX D for cross-section of corresponding model.)
TO ASSEMBLE YOUR PUMP
1. Clean the bearing frame and inspect all tapped holes. Chase as needed.
2. Install oil fill plug (113A), oil sight glass (144), and frame lubrication plugs
(408H).
3. Attach bearing frame foot (241) with bolts (529), where applicable.
4. On the LTO model, install oil ring (248A) on shaft (122), if removed. Oil ring is a
press fit onto shaft.
NOTE: Use proper size drive tool to
prevent damage.
5. On the LTO
model, install bearing cover (109C) over shaft (122).
6. Install outboard bearing (112) on shaft (122).
If grease lubricated, install with shield away from impeller end.
If oil lubricated
, there should be no seals or shields.
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