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MAINTENANCE
86037780 EXTRACTOR 05/09/08
4-2
MAINTENANCE INSTRUCTIONS
Remove machine power
cord from electrical source
before making any adjustments or repairs to the
machine.
Only qualified maintenance
personnel are to perform
repairs.
BRUSH ASSEMBLY
1. Turn off switch and unplug machine.
2. Position the machine to have access to the
bottom. Remove screws (2) at the sides of the
machine holding the brush deck pivot axle.
3. Remove screw mounting belt cover and remove
belt cover.
4. Loosen the nuts (2) at brush motor and slide
motor forward to reduce belt tension. Remove
belt.
5. Loosen set screw on brush pulley. Remove
pulley.
6. Remove screws (4) mounting brush bearings to
frame. Slide bearing off brush axle.
7. Remove brush by lifting drive end out of frame
and sliding other end out of bearings mounted to
frame.
8. Inspect/replace brush and bearings as required.
The brush is equipped with yellow wear indicator
bristles. Replace the brush when it wears down
to the height of the yellow bristles.
9. Reverse the process to reinstall the brush and
bearings. Check belt for proper belt tension.
Only use the brushes provided with the
appliance or those specified in the instruction
manual. The use of other brushes may impair
safety.
SPRAY JET
Note: To prevent a clogged jet due to alkali build-up,
the spray system should be flushed with 1 to 2
gallons of clean hot water at the end of each day.
1. Turn off switch and unplug machine.
2. Position the machine to have access to the
bottom. Remove screws (2) at the sides of
the machine holding the brush deck pivot
axle.
3. Position the machine to have access to the
bottom.
4. Pull off the clip mounting the jet to the frame.
Push the jet and hose out of the mounting
hole in the frame.
5. Loosen the hose clamp and pull the jet out
of the hose.
6. Reverse the process to reinstall the jet. Be
sure to have jet rotated correctly before
installing clip. Clip tab must face back of
machine.
Note: Do not use pins or wire to remove obstruction
if clogged, this may damage jet and alter spray
pattern.