Toro 22167TE Operator's Manual page 24

Problem
Engine runs rough
Lawn mower or engine vibrates
excessively
Uneven cutting pattern
Discharge chute plugs
Lawn mower does not self-propel
Possible Causes
1. The wire is not connected to
the spark plug.
2. The spark plug is pitted, fouled,
or the gap is incorrect.
3. The throttle lever is not in the
Fast position.
4. The air cleaner elements are
dirty and are restricting the air
flow.
1. The blade is bent or is out of
balance.
2. The blade mounting nuts are
loose.
3. The underside of the lawn
mower housing contains
clippings and debris.
4. The engine mounting bolts are
loose.
1. All four wheels are not at the
same height.
2. The blade is dull.
3. You are mowing in the same
pattern repeatedly.
4. The underside of the lawn
mower housing contains
clippings and debris.
1. The throttle lever is not in the
Fast position.
2. The cutting height is too low.
3. You are mowing too fast.
4. The grass is wet.
5. The underside of the lawn
mower housing contains
clippings and debris.
1. The self-propel drive cable is
out of adjustment or is
damaged.
2. There is debris under the belt
cover.
24
Corrective Action
1. Connect the wire to the spark
plug.
2. Check the spark plug and
adjust the gap if necessary.
Replace the spark plug if it is
pitted, fouled, or cracked.
3. Move the throttle lever to the
Fast position.
4. Service the air cleaner
elements.
1. Balance the blade. If the blade
is bent, replace it.
2. Tighten the blade mounting
nuts.
3. Clean under the lawn mower
housing.
4. Tighten the engine mounting
bolts.
1. Place all four wheels at the
same height.
2. Sharpen and balance the
blade.
3. Change the mowing pattern.
4. Clean under the lawn mower
housing.
1. Move the throttle lever to the
Fast position.
2. Raise the cutting height.
3. Slow down.
4. Allow the grass to dry before
mowing.
5. Clean under the lawn mower
housing.
1. Adjust the self-propel drive
cable. Replace the cable if
necessary.
2. Clean the debris from under
the belt cover.