Water pump inspection (RZ4E-TC)

1. Visual inspection

1) Inspect the water pump for the following.

2) Inspect the impeller for the following.

2. Water leakage inspection

1) Inspect the seal unit for water leakage.

2) Inspect the bearing unit for significant looseness and abnormal noise.

3) Inspect for fan center end play.

Standard: 0.2 mm or less { 0.008 in or less }