Storage; Preparing The Fuel System - Toro 20789 Operator's Manual

Problem
Engine runs rough g g
Mower or engine vibrates g
excessively i l
Uneven cutting pattern
Discharge chute plugs
Mower will not self-propel

Storage

To prepare the lawn mower for off-season storage,
perform the recommended maintenance procedures. Refer
to Maintenance on page 15.
Store the lawn mower in a cool, clean, dry place. Cover
the lawn mower to keep it clean and protected.
1. Install the spark plug wire
2. Clean the spark plug, check the spark plug gap, and replace the
spark plug if it damaged
3. Move the throttle lever from the Slow to the Fast position
4. Replace the air filter element
1. Balance the blade. If the blade is bent, replace it.
2. Tighten the blade mounting bolt
3. Clean the underside of the lawn mower deck
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 the underside of the lawn mower deck
1. Move throttle lever from the Slow to the Fast position
2. Raise the cutting height
3. Slow down
4. Allow the grass to dry before mowing
5. Clean the underside of the lawn mower deck
1. Adjust the self-propelled drive cable
2. Clean the debris from under the belt cover.

Preparing the Fuel System

POTENTIAL HAZARD
WHAT CAN HAPPEN
HOW TO AVOID THE HAZARD
Empty the fuel tank when mowing the last time before
storing the lawn mower.
1. Run the lawn mower until the engine stops from
running out of fuel.
23
Corrective Action
WARNING
Gasoline can vaporize if stored over long
periods of time.
Vaporized fuel can explode if it comes into
contact with open flame.
Do not store gasoline (fuel) over long periods of
time.
Do not store lawn mower with fuel in the tank
in an enclosure with an open flame. (Example:
a furnace or water heater pilot light.)
Allow the engine to cool before storing in any
enclosure.