Coolant Pump [Dual Cam]
Coolant pump [single camshaft engine]
Coolant pump [for V6 engine]
Withdrawal
1. Drain the coolant and disconnect the coolant outlet hose from the radiator.
2. Remove the drive belt and pump drive pulley.
3. Remove the camshaft drive belt covers and tensioner.
4. Turn away bolts of fastening of the pump and remove an element stretching of the generator.
5. Remove the pump from the block of cylinders.
Examination
1. Check the coolant pump for cracks, defects or wear and replace the pump if necessary.
2. Check the pump bearing for defects, abnormal noise during operation and difficult rotation. Replace pump if found.
3. Check the seal for leaks.
4. Check pump for coolant leaks.
Installation
1. Clean the surface of the pump housing and the surface of the cylinder block from contamination.
2. Install a new O-ring in the recess at the front end of the coolant supply line, moistening the ring with coolant. Do not use oil or other lubricants.
3. Install a new water pump gasket and pump assembly. Tighten the bolts to the specified torque.
The moment of an inhaling of bolts of fastening of the pump to the block of cylinders:
- Head bolt «4» — 12-15 Nm
- Head bolt «7» - 20-27 Nm
4. Install the belt tensioner and the belt itself. Adjust tension, install caps.
5. Install pump drive pulley and belt, adjust tension.
6. Refill coolant into the cooling system.
7. Check the tightness of the pump with the engine running.