Cleaning And Storage - Toro Wheel Horse 520xi Operator's Manual

1. Remove the battery from the chassis; refer to
Removing the Battery, page 31.
2. Check the electrolyte level; refer to Checking the
Electrolyte Level, page 32.
3. Make sure the vent caps are installed in the battery.
Charge the battery for 10 to 15 minutes at 25 to 30
amps or 30 minutes at 4–6 amps. Do not overcharge
the battery.
4. When the battery is fully charged, unplug the charger
from the electrical outlet, then disconnect the charger
leads from the battery posts (Fig. 56).
4
2
Figure 56
1. Positive Battery Post
2. Negative Battery Post
5. Install the battery in the tractor and connect the battery
cables; refer to Installing the Battery
Note: Do not run the tractor with the battery disconnected,
electrical damage may occur.
Installing the Battery
1. Place the battery onto the chassis (Fig. 54).
Important
Always connect the positive (red) cable
first.
2. Using the bolt, washer and locknut, connect the
positive (red) cable to the positive (+) battery post
(Fig. 54).
3. Using the bolt, washer and locknut, connect the
negative (black) cable to the negative (–) battery post
(Fig. 54).
4. Replace the battery shield and secure to the chassis
with the hold-down rods and wing nuts.
Important
Keep the battery shield in place to protect
the battery from heat.
5. Replace the grill.
3
1
3. Red (+) Charger Lead
4. Black (–) Charger Lead
33

Cleaning and Storage

1. Disengage the PTO, set the parking brake, stop the
engine, and remove the ignition and KeyChoice keys.
2. Remove grass clippings, dirt, and grime from the
external parts of the entire machine, especially the
engine.
3. Clean dirt and chaff from the outside of the engine's
cylinder head fins and blower housing; refer to Check
for Debris, page 11.
Important
You can wash the machine with mild
detergent and water. Do not use high pressure water to
wash the machine. Pressure washing may damage the
electrical system or wash away necessary grease at
friction points. Avoid excessive use of water, especially
near the control panel, lights, engine, and the battery.
4. Check the brake; refer to Servicing the Brake, page 26.
5. Service the air cleaner; refer to Servicing the Air
Cleaner, page 21.
6. Grease the chassis; refer to Greasing the Tractor,
page 24.
7. Change the crankcase oil; refer to Servicing Engine
Oil, page 22.
8. Check the tire pressure; refer to Maintaining the Tire
Pressure, page 26.
9. For storage over 30 days, prepare the tractor as
follows:
A. Add a petroleum based stabilizer/conditioner to
fuel in the tank.
Follow mixing instructions from stabilizer
manufacturer. (1 oz. per gallon). 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.
B. Run the engine to distribute conditioned fuel
through the fuel system (5 minutes).
C. Stop the engine, allow it to cool and drain the fuel
tank; refer to Draining the Fuel Tank, page 26.
D. Restart the engine and run it until it stops.
E. Choke the engine.
F. Start and run the engine until it will not start again.
G. Dispose of fuel properly. Recycle as per local
codes.
Important Do not store stabilizer/conditioned
gasoline over 90 days.
10. Remove the spark plugs and check their condition;
refer to Changing Spark Plugs, page 24.