Maintenance Schedule; Lubrication; Check Engine Oil; Change Engine Oil - Craftsman 247.770550 Operator's Manual

Maint. Tasks
Product:
Lubrication
Clean Equipment
Engine:
Check engine oil
Change engine oil
Service Air Cleaner
Service spark plug
Service Muffler
Clean Engine
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Maintenance Schedule
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Every 25
hours
operation
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Service Dates
GENERAL R ECOMMENDATIONS
• Always observe safety rules when performing any
maintenance.
• The warranty on this Yard Vacuum does not
cover items that have been subjected to operator
abuse or negligence. To receive full value from
the warranty, operator must maintain the
equipment as instructed in this manual.
• Some adjustments will need to be made
periodically 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.
LUBRICATION
• Wheels- Place a few drops of SAE 30 oil on each
shoulder screw once a season. Refer to Figure 19
on page 16.
• Nozzle height adjustment levers- Lubricate
nozzle height adjustment levers with light oil.
Refer to Figure 8.
• Locking Rod- Lubricate the lock rod and
compression springs which attach to the
mounting bracket. Refer to Figure 7.
CLEANEQUIPMENT
• Clean 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
system.
CHECK ENGINE OIL
• Stop engine and wait several minutes before
checking oil level. With engine on level ground,
the oil must be to FULL mark on dipstick.
• Remove oil fill dipstick.
• Check oil level on dipstick. Level should be at
FULL mark. (If not, see "Subsequent Uses" on
page 10).
• Replace oil fill dipstick and tighten.
CHANGE ENGINE OIL
• Only use high quality detergent oil rated with API
service classification SF, SG, or SH. Select the
oil's SAE viscosity grade according to the
expected operating temperature. Refer to
operation section for viscosity chart.
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