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Bearing Housing and Connecting Rod
309977H 23
Bearing Housing and Connecting Rod
Removal
1. Relieve pressure; page 6.
2. Fig. 20. Do Pump Repair Removal, page 20.
3. Tip motor/drive housing assembly horizontal.
Remove four screws (90), washers (71) and gear
housing base (25).
4. Remove four screws (7) and lock washers (6) from
bearing housing (34).
5. Pull connecting rod assembly (45) and lightly tap
lower rear of bearing housing (34) with a plastic
mallet to loosen it from drive housing (37). Pull bear-
ing housing and connecting rod assembly off drive
housing.
6. Inspect crank (A) for excessive wear and replace
drive housing, if necessary, page 24.
Installation
1. Evenly lubricate inside of bronze bearing (E) in
bearing housing (34) with high-quality motor oil. Lib-
erally pack top roller bearing (B), lower bearing (C)
inside connecting rod assembly (45) with bearing
grease.
2. Assemble connecting rod (45) and bearing housing
(34).
3. Clean mating surfaces of bearing housing (34) and
drive housing (37).
4. Align connecting rod with crank (A) and carefully
align locating pins (D) in drive housing (37) with
holes in bearing housing (34). Push bearing housing
onto drive housing or tap it into place with a plastic
mallet.
5. Install four screws (7) and lock washers (6) on bear-
ing housing (34). Torque screws evenly to 25 ft-lb
(34 Nm).
6. Tip motor/drive housing assembly horizontal. Install
gear housing base (25) with four washers (71) and
screws (90).
7. Do Pump Repair, Installation page 20.
FIG.20
NOTICE
Do not use bearing housing screws (7) to align or
seat bearing housing with drive housing. Align
these parts with locating pins (D), to avoid prema-
ture bearing wear.
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