Draining, Flushing, and Refilling Cooling System
SERVICE INTERVAL - |
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INITIAL - 3 YEARS |
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REGULAR - 2 YEARS * |
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* 3 Years or 3000 Hours if John Deere COOL-GARD is used |
CAUTION:
Avoid personal injury. DO NOT remove radiator cap when engine is hot.
IMPORTANT:
Avoid cooling system damage. Test or replace thermostats and radiator cap. See your John Deere Dealer.
1.
Slowly turn the radiator cap (A) to relieve pressure, then carefully remove cap.
2.
Open radiator (B) and engine (C) drain cocks.
3.
Remove thermostat cover (D) and thermostats. Install cover without thermostats. Tighten cap screws.
NOTE:
Operate cab heater during entire procedure.
4.
Close drain cocks and fill system with a cooling system cleaning solution. Operate engine up to operating temperature. Stop engine and drain system.
IMPORTANT:
Never pour cold water or coolant into hot engine.
5.
Repeat Step 4 using clean water.
6.
Remove cover (D). Clean sealing area. Apply sealant to new gasket and install thermostats. Tighten cap screws to 48 N·m (35 lb-ft).
7.
Close drain cocks. Fill system with the specified coolant. Operate engine. Coolant level should be up to mark on expansion tank.
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