OMAR178323: 8110, 8210, 8310, and 8410 Tractors( 10 001- ), Block File: AG_RX15494_3891_19

Draining, Flushing, and Refilling Cooling System

SERVICE INTERVAL -
	INITIAL - 3 YEARS
	REGULAR - 2 YEARS *

* 5 Years or 5000 Hours if John Deere COOL-GARD is used

causym CAUTION: Avoid personal injury. DO NOT remove radiator cap when engine is hot. Stop engine and wait until engine has cooled.

1. Remove access panel (A) and slowly turn the radiator cap to relieve pressure, then carefully remove cap (B).

2. Open radiator (C) and engine (D) drain cocks.

3. Remove thermostat cover (E) and thermostats. Install cover without thermostats. Tighten cap screws.

IMPORTANT: Thermostats must be removed to ensure a thorough flush. Operate cab heater during entire procedure.

4. Close drain cocks and fill system with a cooling system cleaning solution. Run engine up to operating temperature. Stop engine and drain system.

IMPORTANT: Never pour cold water or coolant into hot engine.

5. Close drain cocks, fill system with clean water . Run engine up to operating temperature. Stop engine and drain system.

6. Remove cover (E). Clean sealing area. Install thermostats and gasket. Tighten cap screws to 48 N·m (35 lb-ft).

7. Close drain cocks again. Fill system with the specified coolant. Operate engine to circulate and mix coolant. Coolant level should be up to mark on expansion tank.

AG,RX15494,3891 -19-26AUG00-1/1