Cleaning And Storage; Troubleshooting - Toro 74702 Operator's Manual

Cleaning and Storage

1. Disengage the PTO, set the parking brake, stop the
engine, and remove the key.
2. Remove grass clippings, dirt, and grime from the
external parts of the entire machine, especially the
engine. Clean dirt and chaff from the outside of the
engine cylinder head fins and blower housing.
Important
You can wash the machine with mild
detergent and water. Do not pressure wash the machine.
Avoid excessive use of water, especially near the control
panel, engine, hydraulic pumps, and motors.
3. Service the air cleaner; refer to Air Cleaner, page 22.
4. Grease and oil the machine; refer to Greasing and
Lubrication, page 27.
5. Change the crankcase oil and filter; refer to Engine Oil,
page 21.
6. Check the tire pressure; refer to Tire Pressure, page 28.
7. Charge the battery; refer to Servicing the Battery,
page 25.
8. Check the condition of the blades; refer to Cutting
Blades, page 28.
9. Prepare the machine for storage when non-use occurs
over 30 days. Prepare the machine for storage as
follows.
10. Add a petroleum based stabilizer/conditioner to the fuel
in the tank. Follow the mixing instructions from the
stabilizer manufacturer. Do not use an alcohol based
stabilizer (ethanol or methanol).
Note: A fuel stabilizer/conditioner is most effective when
mixed with fresh gasoline and used at all times.

Troubleshooting

Problem
The engine overheats. g
A. Run the engine to distribute the conditioned fuel
B. Stop the engine, allow it to cool, and drain the fuel
C. Restart the engine and run it until it stops.
D. Choke or prime the engine. Start and run the engine
E. Dispose of fuel properly. Recycle as per local codes.
Important
over 90 days.
11. Remove the spark plug(s) and check its condition; refer
to Spark Plug, page 23. With the spark plug(s) removed
from the engine, pour two tablespoons of engine oil into
the spark plug hole. Use the starter to crank the engine
and distribute the oil inside the cylinder. Install the
spark plug(s). Do not install the wire on the spark
plug(s).
12. Clean any dirt and chaff from the top of the mower.
13. Scrape any heavy buildup of grass and dirt from the
underside of the mower, then wash the mower with a
garden hose.
14. Check the condition of the drive and mower belts.
15. Check and tighten all bolts, nuts, and screws. Repair or
replace any part that is worn or damaged.
16. Paint all scratched or bare metal surfaces. Paint is
available from your Authorized Service Dealer.
17. Store the machine in a clean, dry garage or storage area.
Remove the key from the ignition switch and keep it in
a memorable place. Cover the machine to protect it and
keep it clean.
Possible Causes
1. The engine load is excessive.
2. The oil level in the crankcase is
low.
3. The cooling fins and air
passages under the engine
blower housing are plugged.
4. The air cleaner is dirty.
5. Dirt, water, or stale fuel is in
fuel system.
36
through the fuel system (5 minutes).
tank; refer to Draining the Fuel Tank, page 24.
until it will not start. Operate the primer, if
equipped, several times to ensure no fuel remains in
the primer system.
Do not store stabilizer/conditioned gasoline
Corrective Action
1. Reduce ground speed.
2. Add oil to the crankcase.
3. Remove the obstruction from
the cooling fins and air
passages.
4. Clean or replace the air cleaner
element.
5. Contact an Authorized Service
Dealer.