Sears Craftsman 536.885921 Owner’s Manual página 17

CUSTOM
SPO
ILITIES
LUBRICATION
® Hex Shaft and Gears - Hex shaft and gears require
no lubrication. All bearings and bushings are lifetime
lubricated and require no maintenance (See Fig t8)..
NOTE: Any greasing or oiling o! the above components
can cause contamination of the friction wheel. If the disc
drive plate or friction wheel come in contact with grease
or oil, damage to the friction wheel will result
Should grease or oil come in contact with the disc drive
plate or friction wheel, be sure to clean the plate and
wheel thoroughly_
NOTE: For storage, the hex shaft and gears should be
wiped with 5W-30 motor oil to prevent rusting (See Fig
• Auger Gear Box - The auger gear box has been
factory lubricated for life. If for some reason lubricant
should leak out, have the auger gear case checked
by a competent repairman.
ENGINE
LUBRICATION
Check the crankcase oil level (See Fig t9) belore
starting the engine and after each five (5) hours of
continuous use_ Add S,AE. 5W-30 motor oil as needed..
Tighten fillcap/dipstick securely each time you check the
oil level.
OIL RECOMMENDATION
Only use high quality detergent oil rated with APt service
classification SG. Select the oil's viscosity grade accord-
ing to your expected operating temperature:
RECOMMENDED VISCOSITY GRADES
ICOLDER. 5W30 32°I SAE30 "WARMER
NOTE: For extreme cold operating conditions of 0° F. and
below, use a partial synethetic 0W30 motor oil for easier
starting_
NOTE: Although multi-viscosity oils improve starting in
cold weather, these multi-viscosity oils will result in in-
creased oi! consumption when used above 32°F Check
your engine oil level more frequently to avoid possible
engine damage from running low on oil
e Position snow thrower so that the oil drain plug is
lowest point on the engine Remove oil drain plug
and oil fill cap/dipstick Drain oil into a suitable
container. Oil will drain more freely when warm
o
Replace oil drain plug and tighten securely Refill
crankcase with SAE 5W-30 motor oi!
I7
___NOTE: OIL LEVEL
.,,_,,p _ _.p..f,.T_]_v MUST BE BETWEEN
ADD MARK
FIG, 19
OIL FILL CAP/
DIPSTICK
OIL DRAIN PLUG
FIG, 20
.030 GAP
FIGo 21
SPARK PLUG
e Make sure that the spark plug is tightened securely
into the engine and the spark plug wire is attached
to the spark plug
e It a torque wrench is available, torque plug to 18 to
23 foot pounds.
• Clean the area around the spark plug base before
removal to prevent dirt from entering the engine
• Clean the spark plug and reset the gap periodically
to 030 inch (See Fig.. 21)..