Craftsman 247.775890 - Manual (Page 12)

MAINTENANCE
General Recommendations
• Always observe safety rules when performing
any maintenance.
• The warranty on this chipper shredder does not
cover items that have been subjected to operator
' abuse or negl igence. To receive full value from
the warranty, operator must maintain the chipper­
shredder as instructed in this manual.
• Some adjustments will need to be made
periodically to maintain your unit properly.
• All adjustments in the Service and Adjustments
section of this manual should be checked at least
once each season.
• Follow the maintenance schedule given below.
• Periodically check all fasteners and make sure
these are tight.
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WARNING: Always stop the engine and
disconnect the spark plug wire before
performing any maintenance or adjustments.
Never remove discharge chute till the
engine has completely stopped.
Cleaning
• Clean the chipper-shredder by running water
from a hose through the hopper assembly and
chipper chute with the engine running. Allow the
chipper-shredder to dry thoroughly.
• Wash the bag periodically with water. Allow to dry
thoroughly in the shade. Do not use heat.
Engine Maintenance
Engine Oil
• Only use high quality detergent oil rated with API
service classification SF, SG or SH. Select the
oil’s viscosity grade according to your expected
operating temperature. Referto page 9 of this
manual for viscosity chart.
• The four-cycle engine of your chipper-shredder
will normally consume some oil. Therefore, check
engine oil level regularly approximately every five
hours of operation and before each usage.
• Stop engine and wait severai minutes before
checking oil level. With engine on level ground,
Customer Responsibilities
MAINTENANCE
SCHEDULE
I S
•f /
/
SERVICE
DATES
H
o
3
a
o
cc
0.
Oil pivot points
Clean shredder
■ -
UJ
z
o
lU
Check engine oil
Change engine oil
Service air cleeiner 7
Clean engine
Check spark plug
Clean muffler 7
^ Check and service if necessary
12