Advertisement
r W A I I
1
~~~?~~~~~~~~~
~~~~?~~~~~~~~~~~~~
BEARING HOUSING & CONNECTING ROD REPLACEMENT
~
~
NOTE: Stop the sprayer at the bottom of its stroke to get
Follow the Pressure Relief Procedure Warning on
the crank (H)
in
its lowest position.To lower the
page 12 to reduce the risk of a fluid injection injury,
crankmanually. rotatethe blades of the rnotorfan
splashing
in
the eyes or in the skin, injury from mov- with a screwdriver.
1
ing parts-or electiic shock.
. .
1. Remove the pump.
See
page
15,
2. Remove the front cover (31). Remove the bearing
housing screws (33).
\
3.
4.
5.
6.
7.
8.
9.
Tap the lower rear of the bearing housing (27) with a
plastic mallet to loosen it from the drive housing (1 8).
Pull the bearing housing and the connecting rod (29)
straight off the drive housing.
Remove the pail bracket assembly (L) and reinstall it
on
the new bearing housing.
Inspect the crank
(H)
for excessive wear and replace
parts as needed.
Evenly lubricate the inside
of
the bronze bearing (K)
withmotoroil. Liberallypackthe roller bearing (J) with
bearing grease.
Assemble the connecting rod (29) and bearing hous-
ing (27).
Clean the mating surfaces of the bearing and drive
housings.
Align the connecting
rod
with the crank (H) and align
the locating pins in the drive housing with the holes
onto the drive housing or tap it into place with a plas-
in the bearing housing (27). Push the bearing housing
tic mallet.
1
10. Install the bearing housing screws (33). Torque even-
I
Fig 20-1
ly to 175 in-lb (19 N.m).
11. Reinstall all parts. See page15 to install the pump.
!
. .
I
!
.
..
~
.
-..,
. i
: . ; ;
i
: !
..
I
20
307-827
Advertisement
