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4.
Lift out motor
-
check motor brushes.
When worn to
318"
replace brushes.
DIFFERENTIAL ASSEMBLY
NOTE:
The differential assembly, traverse
drive motor and brush gear unit can be
removed as a total unit for servicing, if
required.
1.
Lay machine on side or build tripod
supports for each side of machine to
hold unit upright as shown.
3.
Remove axle hub clamps. Lift
off
assem
-
bly and lay on bench to service.
WHEEL/DIFFERENTIAL
AXLE ASSEMBLY
1.
Remove bolt holding wheel to axle.
2.
Remove wheel from axle. Use wheel
puller,
if
needed, being careful not to
damage threads in center hole of axle.
3.
To
remove axle and bearings from hub ...
A.
Remove snap ring from hub.
B.
Use an arbor press or hammer and
block of wood to remove bearing and
axle.
2. Remove boits from brush lift arm bracket
and traverse drive connecting arm.
C.
To
remove roiler bearing from hub,
use a piece of
314"
dia. tube to drive
out bearing.
SQUEEQEE ASSEMBLY
To
remove squeegee assembly.. .
1.
Depress pedal to raise squeegee.
2. Pull retaining pin from locator stud.
3.
Push down on squeegee to remove from
drag arm and slide squeegee to the right
to disengage right hand stud from arm.
4.
When installing or replacing squeegee
blades make sure the smooth
slde
of the
blade is next to the squeegee casting.
5.
Squeegee support caster
-
with
squeegee assembly setting perpendicular
to the floor surface, adjust caster to a
clearance of approximately
1/8"
between
bottom of caster and the floor.
As
the
squeegee blades wear, adjust caster to
maintain this dimension.
1/0"
6. The angle of the squeegee can be
changed with the adjusting screw. Turn
screw clockwise to tilt squeegee forward
and counterclockwise to tilt rearward.
Tighten lock nut after making adjustment.
7.
Squeegee pressure can be changed with
the adjusting screw.
To
Increase
pressure
turn counterclockwise, to decrease
pressure turn
clockwise.
6