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HEIGHT
ADJUSTMENT
OIL BEARINGS
HEX BOLT
FIGURE 30
WHEEL GEARS/PAWL SERVICE
1. To service wheel gears, Do Not Remove both
wheels at the same time. Remove one wheel
at a time to prevent use of left hand parts on
right hand.sideo When removing gears/sprockets
and chain make notes on position of all washers
and snap rings.
2, Cover must be removed to service
chain, sprockets and pawL (It is not necessary
to remove cover if you are only cleaning and
oiling the chain).. See figures 31 and 32
3. Removal and reassembly of chain requires that
gear and sprockets be held in position with
chain and slipped over both shafts, See figure
31.
4. The pawl, inside ratchet sprocket, has a curved
end (side) and a flat end (side). See figure 31.
When re-assembling ratchet sprocket and pawl,
fill the inside with grease, Re-assemble the
wheel and turn wheel, if the brushes drive
(rotate) in both directions, the pawl is assembled
incorrectly, remove and flip pawl over° If the
brushes drive (rotate) in one direction the pawl
is assembled correctly,
COVER_
GEAR!SPROCKE T'
FIGURE 31
12
•
COVER
AND
GREASE
FIGURE 32
BRUSH
REPLACEMENT
1, Remove the hopper bag from tawnsweeper,
2, Brush replacement should be done one brush
at a time_
3, Tip the sweeper back on housing for ease of
brush replacement, Do not remove hex bolts
from double brush retainers through brush
shaft,
4 Loosen hex bolts and hex lock nuts from single
brush retainers, See figure 33. Slide brush out
of retainers, making note of over-lap bristles
position.
5. Install new brush, making sure overJap bristles
are positioned the same as before and as shown
in figure 33 (end view of brush)_
BRUSH
RIGHT END VIEW OF JK-'WROTATION
BRUSH I
DOUBLE OVERLAP
BRUSH BRISTLES
BRISTLES
BRUSH
RETAINER
BRUSH
ROTATION t
FIGURE 33
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