923.51
302.52
932.51
330
320.51
344
Figure 40: Bearing frame cross-section
3.
Reach inside the frame and remove the snap ring (932.51) using the designated snap ring pli-
ers.
Use snap ring pliers according to DIN 5256-C. Refer to this table for the correct size:
Bearing frame size Pliers size Minimum length of pliers
24
94/C 40
200 mm | 8 in.
32, 42
94/C 85
250 mm | 10 in.
48
94/C 85
300 mm | 12 in.
4.
Remove the shaft (210), with the radial and thrust bearings (320.51 and 320.52) and the bear-
ing nut (923.51) attached, from the bearing frame (330).
923.51 302.52 932.51
5.
Remove the bearing nut (923.51).
The bearing nut is right-hand threaded and is self-locking. It can be reused up to five times, if
handled properly.
6.
Use a hydraulic press or bearing puller in order to remove the radial and thrust bearings (320.51
and 320.52) from the shaft.
6.5 Pre-assembly inspections
Guidelines
Before you assemble the pump parts, make sure you follow these guidelines:
•
Inspect the pump parts according to the information in these pre-assembly topics before you re-
assemble your pump. Replace any part that does not meet the required criteria.
•
Make sure that the parts are clean. Clean the pump parts in solvent in order to remove oil,
grease, and dirt.
6.5 Pre-assembly inspections
Model IC, ICI, ICH, ICIH Installation, Operation, and Maintenance Manual
73
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