10.3
Removal of Gear Reducer and Bearing Housing
The gear reducer and outer main bearing housing may be removed from the power end for repairs and service.
1)
Remove the prime mover drive shaft safety guards and disconnect the drive shaft from the pump
input shaft companion flange.
2)
Disconnect the lubrication lines from the gear reducer.
3)
Attach a lifting device to the gear reducer (see
Section 4.1
). Use multiple lift points to balance and
stabilize the gear reducer once it is free from the power end.
4)
Use a 1 7/16” wrench to remove the 7/8” hex nuts and washers that connect the gear reducer to the
power end.
5)
3/4"-10 UNC tapped holes are provided in the gear reducer flange for using jack screws.
6)
Pull the gear reducer away from the power end to disengage the main gear from the crankshaft.
Revision K 03/12/2019
MSI - A Division of Dixie Iron Works, Ltd. All rights reserved.
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