OVERHAUL
Page 10 of 14
Figure 9. E501, E511 Gear Case Removal
1. Remove the drive gear/shaft assembly.
Note: The drive shaft / gear assembly is
available for replacement from Waterous.
Disassembly is not always required.
2. Remove innter race of bearing from end of
drive shaft.
3. Remove the self locking nut that holds the
drive gear to the driveshaft.
4. Press the drive gear off the shaft.
5. Remove the key.
6. Remove the (4) socket head screws and
washers holding the gear case to the engine
adapter.
7. Remove the gear case. Press out the oil seal.
Shaft is already out of case.
8. Clean the magnetic drain plug and check to
be sure the breather is not plugged.
helpful hints.
IL1899
.
Figure 8. E511 Impeller Shaft Assembly
1.
2.
The impeller shaft assembly with the ball bearing
should not require disassembly unless inspection
reveals wear of the ball bearing.
If removing the ball bearing, grease the shaft sur
‐
face, then using a suitable sleeve, press the bear
‐
ing off the impeller end of the shaft.
Note: The impeller shaft/ball bearing as
‐
sembly is available from Waterous. If the ball
bearing is not pressed on by Waterous, see
the Reassembling section of this manual for
