Toro Groundsmaster 4000 Operator's Manual page 72

Storage
Preparing for Seasonal
Storage
Traction Unit
1. Shut off the engine and remove the key.
2. Thoroughly clean the traction unit, mower decks,
and the engine.
3. Check the tire pressure; refer to
Tire Pressure (page
4. Check all fasteners for looseness; tighten as
necessary.
5. Grease or oil all grease fittings and pivot points.
Wipe up any excess lubricant.
6. Lightly sand and use touch-up paint on painted
areas that are scratched, chipped, or rusted.
Repair any dents in the metal body.
7. Service the battery and cables as follows:
A. Remove the battery terminals from the
battery posts.
B. Clean the battery, terminals, and posts with
a wire brush and baking soda solution.
C. Coat the cable terminals and battery posts
with Grafo 112X skin-over grease (Toro Part
No. 505-47) or petroleum jelly to prevent
corrosion.
D. Slowly recharge the battery every 60 days
for 24 hours to prevent lead sulfation of the
battery.
Engine
1. Drain the engine oil from the oil pan and install
the drain plug.
2. Remove and discard the oil filter. Install a new
oil filter.
3. Fill the oil pan with motor oil.
4. Start the engine and run it at idle speed for
approximately 2 minutes.
5. Shut off the engine and remove the key.
6. Flush the fuel tank with fresh, clean diesel fuel.
7. Secure all of the fuel system fittings.
8. Thoroughly clean and service the air-cleaner
assembly.
9. Seal the air-cleaner inlet and the exhaust outlet
with weatherproof tape.
Checking the
27).
10. Check the anti freeze protection and add a
50/50 solution of water and ethylene glycol
anti-freeze as needed for the expected minimum
temperature in your area.
72