Water Pump: Service and Repair

REMOVAL

Components:

WATER PUMP
1. Drain the engine coolant.

WARNING
System is under high pressure when the engine Is hot. To avoid danger of releasing scalding engine coolant, remove the cap only when the engine Is cool.

2. Remove drive belt(A).





3. Remove the timing belt.
4. Remove the water pump(A) and gasket(B).





INSPECTION

WATER PUMP
1. Check each part for cracks, damage or wear, and replace the coolant pump assembly if necessary.
2. Check the bearing for damage, abnormal noise and sluggish rotation, and replace the coolant pump assembly if necessary.
3. Check for coolant leakage. If coolant leaks from hole, the seal is defective. Replace the coolant pump assembly.

NOTE
A small amount of "weeping" from the bleed hole is normal.

INSTALLATION

WATER PUMP
1. Install the water pump(A) and a new gasket(B) with the bolts.





NOTE
Clean the contacting face before assembling.

2. Install the drive belt(A).





3. Install the engine support bracket(A).





NOTE
After the removal, engine coolant can be drained a little from that point(B) which is a matter of on importance.

CAUTION
^ Over-torque can damage thread of cylinder block.
^ Be care the difference of upper 2 bolts and lower 1 bolt length.

4. Install drive belt(A).





5. Fill with engine coolant.
6. Start engine and check for leaks.
7. Recheck engine coolant level.