Drain and refill (Cooling system - K Series)

DRAIN AND REFILL

Service repair no - 26.10.01

Drain

1. Visually check engine and cooling system for signs of coolant leaks.
2. Examine hoses for signs of cracking, distortion, and security of connections.
3. Remove air cleaner assembly. See ENGINE MANAGEMENT SYSTEM - MEMS, Repairs.
4. Position heater temperature control to maximum heat position.
5. Remove expansion tank filler cap.
6. Position drain tin to collect coolant.

7. Loosen clip and disconnect bottom hose from radiator.
8. Allow cooling system to drain.

Refill

1. Flush system with water under low pressure.

CAUTION: High pressure water could damage the radiator.

2. Connect bottom hose to radiator and tighten clip.
3. Prepare coolant to required concentration. See INFORMATION, Capacities, fluids and lubricants.
4. Remove bleed screw from coolant rail.

5. Fill system slowly until a steady flow of coolant is emitted from the bleed hole in coolant rail.
6. Fit bleed screw to coolant rail and tighten to 9 Nm.
7. Continue filling system until coolant level reaches ’MAX’ mark on expansion tank.
8. Fit expansion tank filler cap.
9. Fit air cleaner. See ENGINE MANAGEMENT SYSTEM - MEMS, Repairs.
10. Start and run engine until radiator cooling fan operates.
11. Switch off engine and allow to cool.
12. Check for leaks and top-up coolant to ’MAX’ mark on expansion tank.