TM 5-3895-371-24 & P
Disconnect pump control from lever (1).
Remove pump propeller shaft (refer to para 2-14) and remove elbow (9).
Place a hydraulic jack under the pump and raise the jack so that it just touches the pump.
Remove four capscrews (11), washers (12), and nuts (13) that fasten the pump to its
mounting bracket; then lower pump on the hydraulic jack and remove.
General Instructions (Before Disassembly of Hydraulic Pump).
Parts and work area must be kept absolutely clean at all times. The hydraulic pump
must be cleaned externally with a commercial solvent or steam and dried with compressed air before
the unit is removed from the application.
Most service operations are carried out with the pump in a shaft down position. A 7 in.
sq. block of wood, 4 in. thick with a 2 in. round center hole, can be used as a platform upon which the
pump can be positioned. The corrugated cardboard spacer packed at the end of a new pump can be
When performing minor service work, do not remove bearings, dowel pins or block
assembly components unless they exhibit signs of gelling, scratches, or excessive wear. On major over-
haul, replace all bearings, seals, gaskets, tablocks, wear plates and bronze crescent clips.
Disassemble Hydraulic Pump. (Refer to fig. 3-4.)