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Page 12 CLARKE TECHNOLOGY Model SPS-28 Space Sweeper Operator's Manual
SERVICE AND MAINTENANCE
WARNING: Maintenance and repairs must be done
by authorized personnel only. Keep
Adjustments according to specifications.
WARNING: To prevent injury always stop the en-
gine or motor before doing any mainte-
nance or repairs to this machine. Sepa-
rate the connectors between the ma-
chine and batteries. Disconnect the
wire from the spark plug.
How To Check the Engine
1. Check oil level regularly. Change oil after using first two
tanks of gasoline. change oil regularly after each twenty-
five (25) operating hours, or more often in extremely dirty
conditions.
2. Keep the engine clean and remove dirt and oil from coiling
fins, screen and flywheel for best engine performance and
to prevent damage from overheating.
Do not allow dirt to enter the engine when checking oil or
adding fuel.
Wire brush carbon deposits from spark plug electrodes
and regap at .030 in.
How to Clean the Engine Air Filter
Clean and re-oil every ten (10) hours - more often under
extremely dusty conditions.
1. Remove filter element. Separate pre-filter from pleated
filter.
2. Clean pre-filter only in detergent and warm water.
3. Squeeze dry.
4. Apply liberal amount of clean engine oil and distribute
evenly. Squeeze out excess oil.
5. Install element.
Lubrication
The Model SPS-28 has one grease fitting on the main drive
wheel. Apply two strokes of lubricant (PN 883853) from a
grease gun each month. (See Fig. 8)
WARNING: To prevent injury and damage, remove
the batteries or gasoline before tipping
the machine.
To get access to the grease fitting, remove the batteries and
hoppers and tip the machine on its side.
Fig. 8