Craftsman 917.297021 Owner's Manual page 21

TROUBLESHOOTING CHART:
See appropriate section in manual unless directed to Sears service center
PROBLEM
Engine
overheats
Excessive
bounce/difficult
handling
CAUSE
1. Low oil level/dirty oil.
2. Dirty engine air screen.
3. Dirty engine.
4. Partially plugged muffler.
5. Improper carburetor
adjustment.
1. Ground too dry and hard.
CORRECTION
1. Check oil level/change oil.
2. Clean engine air screen.
3. Clean cylinder fins, air
screen, muffler area.
4. Remove and clean muffler.
5. Adjust carburetor to richer
position.
1. Moisten ground or wait for
more favorable soil condi-
tions.
Soil balls up or 1. Ground too wet. 1. Wait for more favorable
clumps soil conditions.
1. Engage tine control.
Engine runs but
tiller won't
move
Engine runs but
labors when
tilling
1. Tine control is not
engaged.
2. V-belt not correctly
adjusted.
3. V-belt is off pulley(s).
1. Tilling too deep.
2. Throttle control not
properly adjusted.
3. Carburetor out of
adjustment.
1. Shear pin (s) broken.
1. Gears not timmed.
1. Shift lever set in between
counter rotating till posi-
tion and forward rotating
till position.
2. Tines jammed.
Tines Skip
over ground
Hard to Shift
into gear
Tiller shuts off
when drive
control bar
engaged
2. Inspect/adjust V-belt.
3. Inspect V-belt.
1. Set depth stake for shallower
tilling.
2. Check throttle control setting.
3. Make necessary adjust
ments.
1 Replace shear pin(s).
Briefly engage drive control
bar and release or rock tiller
forward and backward until
are able to shift gears.
,
Shift to either counter
rotating till position or
forward rotating
till position.
Clear tines.
21