Toro ProLine 20 HP, Operator'S Manual

Page: 42 / 48

Maintenance
40
Cleaning and Storage
1. Disengage the power take off (PTO) and turn the
ignition key to “OFF” to stop the engine.
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’s 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 24.
4. Change the crankcase oil; refer to Engine Oil,
page 25.
5. Change the hydraulic fluid; refer to Hydraulic
System, page 31.
6. Remove the spark plug(s) and check its
condition; refer to Spark Plug, page 27. With the
spark plug(s) removed from the engine, pour two
tablespoons of engine oil into the spark plug
hole. Now 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).
7. Check the tire pressure; refer to Tire Pressure,
page 29.
8. For storage over 30 days, prepare the traction
unit 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 Fuel Tank,
page 30.
D. Restart the engine and run it until it stops.
E. Choke or prime the engine.
F. Start and run the engine until it will not
start again. Use the primer, if equipped on
machine, several times to ensure no fuel
remains in primer system.
G. Dispose of fuel properly. Recycle as per
local codes.
IMPORTANT: Do not store
stabilizer/conditioned gasoline over 90 days.
9. Check and tighten all bolts, nuts, and screws.
Repair or replace any part that is damaged or
defective.
10. Paint all scratched or bare metal surfaces. Paint
is available from your Authorized Service
Dealer.
11. 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.