Drive Housing and Connecting Rod
Drive Housing and Connecting Rod
NOTE: The item numbers referenced are for the
Removal
WARNING
Read Injection Hazard, page 3; Burn Hazard, page 4
1.Relieve pressure, page 5.
2.FIG. 1. Remove screws (10) and front cover (62).
3.Remove pump. Refer to Displacement Pump, Removal, page 14.
4.Remove four screws (18) from drive housing (49).
CAUTION
Thrust washers may stick to grease inside of drive housing. Do not lose or misplace.
5.Pull connecting rod (6) and lightly tap lower rear of drive housing (49) with plastic mallet to loosen from pinion housing (50). Pull drive housing and connecting rod assembly off pinion housing.
6.Inspect crank (B) and connecting rod (6) for excessive wear and replace parts as needed.
Installation
1.Evenly lubricate inside of bronze bearing (C) in drive housing (49) with
(6) with bearing grease.
2.Assemble connecting rod (6) to drive housing (49). Rotate connecting rod to lowest position.
3.Apply grease to washers 52, 57 and 56. Install in order shown in FIG. 2.
4.Lubricate gears with 0.26 pint of 110293 grease (supplied with drive housing). Pack grease evenly around gears.
5.Clean mating surfaces of pinion and drive housings.
6.Align connecting rod with crank (B) and carefully align locating pins in drive housing (49) with holes in pinion housing (50). Push drive housing onto pinion housing or tap into place with plastic mallet.
CAUTION
DO NOT use drive housing screws (18) to align or seat bearing housing with drive housing. Align these parts with locating pins, to avoid premature bearing wear.
7.Install screws (18) in drive housing. Torque evenly to note 3 value in Fig. 1.
8.Install pump. Refer to Displacement Pump, Installation, page 14.
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3DFNZLWKEHDULQJJUHDVH
7RUTXHWRLQLE 1P 
FIG. 1
Steel
% | WL D | Copper |
FIG. 2
8 | 310813 Rev C |