ITT 3196 i-FRAME - Remove the Coupling Hub; Impeller Removal

Clean surfaces prevent the casing gasket from partially adhering to the casing due to binders and
adhesives in the gasket material.
Remove the coupling hub
1. Clamp the frame adapter securely to the workbench.
2. Remove the coupling hub.
Mark the shaft for relocation of the coupling hub during reassembly.
Impeller removal
Remove the impeller ( STi , MTi , and LTi )
WARNING:
Never apply heat to remove an impeller. The use of heat may cause an explosion due to trapped liquid,
resulting in severe physical injury and property damage.
CAUTION:
Wear heavy work gloves when you handle impellers. The sharp edges can cause physical injury.
1. Slide the shaft wrench (A05107A or A01676A) over the shaft (122) and key.
2. Rotate the impeller (101) clockwise (viewed from the impeller end of the shaft) and raise the wrench
off of the work surface.
3. To loosen the impeller, quickly turn it counter-clockwise (viewed from the impeller end of the shaft)
while impacting the wrench handle on the workbench or a solid block.
Maintenance
70 Model 3196 i-FRAME Installation, Operation, and Maintenance Manual