Craftsman 486.248531 - Manual (Page 18)

STORAGE RECOMMENDATIONS
• Lower the snow thrower to the ground.
• Remove the snow thrower from the tractor.
•
Ciean the snow thrower thoroughly. Wash off any
salt deposit which may have dried on the thrower
and housing.
• Any bare meta! that has become exposed should
be painted or coated with a light oil to prevent rust.
• Store in a dry place.
REMOVING THE SPIRAL AUGER HOUSING
• Lower the snow thrower to the ground.
• Remove the attachment pin. See figure 21 on page
11 .
• Lock the snow thrower's lift handle in the down
position to decrease belt tension.
• Release the spring tension from the auger belt idler
arm on the bottom of the clutch/idier assembly.
• Remove the auger drive belt from the clutch/idier
assembly. See figure 23 on page 12.
• Pull the spiral auger housing assembly off of the
tractor.
ADDITIONAL PARTS TO REMOVE AT END
OF SEASON
• Remove the clutch/idier assembly. (The two hanger
brackets and the two shoulder bolts may be left
attached to the tractor frame.)
• Remove the drive belt from the engine pulley.
• If a rear mounted attachment is to be used, remove
the rear weight tray by removing the bolt from the
tractor hitch and loosening the two bolts fastening
the tray's side braces to the tractor. Be sure to
retighten the two bolts in the side of the tractor.
See figure 25 on page 13.
• If a front mounted attachment is to be used,
remove the side plates from the tractor. Be sure to
assemble bolts back into the empty holes in the
tractor frame. See figures 1 and 2 on page 6.
TROUBLESHOOTING
PROBLEM CAUSE CORRECTION
Spiral augers don't turn 1. Upper or lower V belt too loose
2. Upper or lower V belt broken
3. Shear bolts are sheared.
1. Increase tension on V belt
2. Replace V belt
3. Replace shear bolts
Clogged discharge chute 1. Tractor ground speed too fast
2. Tractor throttle set too low
3. Snow too deep
4. Snow melts during contact with
the snow thrower
1. Use lower tractor gear
2. Increase to full throttle
3. Raise the snow thrower
4. Allow snow thrower to cool to
outdoor temperature before using
Snow thrower stalls tractor engine 1. Object jammed in spiral auger
2. Hard or heavy snow
1. Stop engine, disengage the snow
thrower dutch and clear the auger
2. Increase to full throttle and
decrease ground speed
Front wheels slide instead of steering Not enough traction at front wheels 1. Increase scraper plate clearance
by lowering skid shoes
2. Pull down on lift handle to
increase weight on front wheels
Snow thrower rides up over snow 1. Tractor ground speed too fast
2. Bottom snow is icy or hard packed
1. Reduce ground speed
2. Lower the skid shoes so that front
of skid shoe is lower than the rear
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