Craftsman 247.77099 Operator's Manual | Page 13

Craftsman Yard Vacuum Operator's Manual - 247.77099.
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13

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 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 8.

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.

CLEAN EQUIPMENT

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 
ADJUSTMENTS 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.

MAINTENANCE

 

Maintenance Schedule

Maint. Tasks

Before 
each use

After 
each use

After first 
5 hours 
operation

Every 25 
hours 
operation

Every 50 
hours 
operation

Once a 
season

Before 
storage

Service Dates

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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