Heater Hose: Service and Repair

Heater Water Hoses - Explorer 5.OL

1. Drain the coolant from the cooling system.

2. Loosen the clamps and remove the heater water hoses from the vehicle.

3. Cut a new length of heater water hose to the dimension of the removed heater water hoses.

4. Route the new heater water hoses in the same manner as those removed.

5. Connect the heater water hose to the fittings and tighten the clamps to 21-27 N-m (15-20 lb-ft). Do not over tighten the clamps.

6. Fill the cooling system.

7. Check for coolant leaks and for proper operation of the system.