Service Manual User Manual

General Information, Specifications, and Maintenance
2-23
Figure 2–21. Drain coolant from the overflow bottle.
4. Place a funnel at the base of the radiator (Fig. 2–22)
to channel the drained coolant into a container.
Unscrew the radiator drain plug and allow the coolant
to drain into the funnel.
5. Detach the hose from the fitting on the neck of the
radiator fill tube and drain any coolant from the
overflow bottle into the funnel.
6. Flush the radiator with clean water, and drain again.
7. Remove the engine block drain plug (Fig. 2–23) and
drain any coolant from the engine block. Replace the
engine block plug.
Figure 2–22. Remove the engine block coolant drain plug.
8. Transfer the coolant into a properly labeled container.
Dispose of properly.
9. Reconnect the hose to the fitting on the neck of the
radiator fill tube. Close the radiator drain plug or
petcock.
10. Fill the radiator completely with a 50/50 mixture of
ethylene glycol and water. Replace the radiator cap.
Add coolant to the overflow bottle until the bottle is
half to three-quarters full. This “overfilling” will
compensate for any air in the cooling system.
11. Clean dirt and debris from the radiator core.
12. Start and run the engine until normal engine
operating temperature is reached, then turn the
engine OFF. Check for leaks while the engine is
cooling.
13. Allow the engine to cool. Check the radiator coolant
level again and top off as needed with a 50/50
mixture of ethylene glycol and water. Replace the
radiator cap.
14. The overflow bottle should be one-quarter to half full.
If not, fill as necessary with a 50/50 mixture of
ethylene glycol and water.
2.12.6 Engine Oil and Filter
A. Engine Oil Recommendations
The use of quality engine oil combined with the appropri-
ate oil and filter change intervals are critical factors in
maintaining engine performance and durability. Refer to
the engine manufacturer’s manual for recommended oil
types for various operating conditions).
Engine oil capacity, with filter change, is:
Perkins Engines............................ 9.0 quarts (8,5 liters)
Cummins Engine ...................... 11.6 quarts (11,0 liters)
OS0472
Radiator Cap
Fitting on Neck of
Radiator Fill Tube
Coolant
Overflow
Bottle
Hose from
Bottom of
Overflow
Bottle
Radiator
Drain
Funnel
OS0580
Coolant Drain
Coolant Drain
Perkins Engines
Cummins Engine
Model 3606 • Origin 10/99