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3094148
Bearing Housing and Connecting Rod
Removal
1.
Relieve press ure; page 4.
2. Fig. 2. Remove sc rews (27) and fr ont cover (92).
3. Unscrew suction tube (12) from pump, hold
wrench on pump intake valve (A) to keep pump
from loosening.
4. Disconnect pump outlet hose (61) from displace-
ment pump outlet nipple (6).
5. Fig. 1. Use sc rewdriver to push up retaining sp ring
(95) at top of pump. Push out pin (96).
Fig. 1
7675B
96
95
6. Fig. 2. Loosen reta ining nut (97). Unscrew and
remove displacement pump (119).
7. Remove four screws (26) and lockwasher s (25)
from bearing housing (94).
8. Pull connecting rod (83) and lightly tap lower rear
of bearing housing (94) with plastic mallet to
loosen from drive housing (101). Pull bearing
housing and connecting rod assembly (83) of f
drive housing.
9. Inspect crank (B) for excess ive wear and replace
parts as needed.
Installation
1. Evenly lubr icate inside of bronze bearing (C) in
bearing housing (94) with high-quality motor oil.
Liberally pack top ro ller bearing (E), lower bearing
(D) inside connecting rod assembly (83) with
bearing grease.
2. Assemb le connecting rod (83) and bearing housing
(94).
3. Clean mating surfaces of bearing and drive hous-
ings.
4. Align connecting rod with crank (B) and carefully
align locating pins (F) in drive housing (101) with
holes in bearing housing (94). Push bearing hous-
ing onto drive housing or tap into place with plastic
mallet.
C
A
UTION
DO NOT use bearing housing scr ews (26) to align
or seat bearing housing with d rive housing. Align
these parts with locating pins (F) , to avoid prema-
ture bearing wear.
5. Install screws (26) and lockwasher s (25) on bear-
ing housing. Torqu e evenly t o note 3 v alue in F ig. 2.
6. Refer to Displacement Pump, Installation, page 15.
LineLazer III 3900: To rque to 200 in-lb (22.6 N¡m)
Pack with bearing grease 114819
Oil
3
2
1
Fig. 2
Model 233701 shown
LineLazer III 5900: To rque to 25 ft-lb (34 N¡m)
ti1965a
E
2
C
1
96
27
92
25, 26
3
D
A
12
12g
94
95
61
6
101
B
83
2
F
119
97