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14. PERIODIC SERVICE
Sc2400 Operator’s Manual
■ Changing the Coolant
IMPORTANT: Avoid damage.
●Use of an incorrect coolant mixture can damage
the radiator.
●NEVER operate the engine with plain water.
●NEVER use an antifreeze mixture with a
concentration of more than 50% water to coolant
mixture.
●NEVER pour the coolant or water into the radiator
while the engine is hot.
NOTE:
●For adding coolant to the cooling system, use of
High Quality Permanent Type Antifreeze (Ethylene
Glycol with corrosion and rust inhibitor chemicals)
is recommended.
For the correct mixture ratio, see the manufacturer’s
directions on the coolant container.
1. Allow the radiator to cool down.
2. Fill the cooling system. The cooling system
capacity is approximately 3.4 US qt (3.2 L).
3. Reinstall and retighten the radiator cap.
4. Start and run the engine until it reaches the
operating temperature.
5. Stop the engine.
6. Check the reserve tank coolant level, and add the
coolant as necessary.
7. Lower the hood.
■ Adjusting the Engine Valve Clearance
Contact your local Cub Cadet Yanmar dealer.
■ Checking the Fuel Injection Nozzle Injection Pressure
Contact your local Cub Cadet Yanmar dealer.
■ Checking the Fuel Injection Pump
Contact your local Cub Cadet Yanmar dealer.