Bolens 247.77010 - Manual (Page 10)

MAINTENANCE
MAINTENANCE
SCHEDULE
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Lubrication
Clean equipment
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Check engine oil
Change engine oil
Service air cleaner
Service spark plug
Service muffler
Clean engine
GENERAL RECOMMENDATIONS
• Always observe safety rules when performing
any maintenance.
• The warranty on this Yard Vacuum does not
cover items that have been subjected to opera­
tor abuse or negiigence. To receive full value
from the warranty, operator must maintain the
equipment as instructed in this manual.
• Some adjustments will need to be made periodi­
cally to maintain your equipment properly.
• Follow the maintenance schedule.
• Periodically check all fasteners and make sure
they are tight.
WARNING: Always stop the engine and
disconnect and ground the spark plug wire
before performing any maintenance or
adjustments.
A
LUBRICATION
• Wheels- Place a few drops of SAE 30 oil on
each shoulder screw once a season.
See Figure 13.
• Nozzle height adjustment levers- Lubricate
nozzle height adjustment ievers with light oil.
Refer to Figure 6.
• Lock Rod- Lubricate the lock rod and compres­
sion springs which attach to the mounting
bracket. Refer to Figure 4.
CLEAN EQUIPMENT
• Ciean the Yard Vacuum thoroughly after each
use.
• Wash the bag periodically with water. Allow to
dry thoroughly in the shade.
• If the flail screen becomes clogged, remove and
clean as instructed in the SERVICE AND
ADJUSTMENT section.
NOTE: Cleaning with a forceful spray of water is not
recommended as it could contaminate the fuel sys­
tem.
CHECK ENGINE OIL
• Remove oil fill dipstick.
• Check oil level on dipstick. Level should be at
FULL mark.
• Replace dipstick and tighten.
CHANGE ENGINE OIL
• Only use high quality detergent oil rated with
API service classification SF, SG, or SFI. Select
the oil’s SAE viscosity grade according to the
expected operating temperature. Refer to oper­
ation section for viscosity chart.
• Stop engine and wait several minutes before
checking oil level. With engine on level ground,
the oil must be to FULL mark on dipstick .
• Change engine oil after the first five hours of
operation, and every twenty-five hours thereaf­
ter.
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