Craftsman 247.775890 Owner's Manual page 12

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 negligence. To receive fullvalue 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 propedy.
• 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.
WARNING: Always stop the engine and
disconnect the spark plug wire before
performing any maintenance or adjustments.
Never remove discharge chute tillthe
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. Refer to 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 several minutes before
checking oil level. With engine on level ground,
Customer Responsibilities
.A,HTE...CE oO SE.V,C0
SCHEDULE _o _e _e _ =_ __ _ DATES
._ Oil pivot points 4
mO Clean shredder _ 4 _ "
O.
Check engine oil
Change engine oil
uJ
z
Service air cleaner _'
m
IM
Clean engine 4 4
Check spark plug _ 4
Clean muffler
Checkand serviceif necessary
12