Ford Ranger Maintaince And Repair Manual page 340

See the engine fan removal procedure in this section.
4. Loosen the water pump pulley attaching bolts.
5. Remove the accessory drive belt.
6. Remove the water bypass hose from the pump.
7. Disconnect the heater hose at the pump.
8. Remove the engine control sensor wiring harness brackets and position the harness out of the way.
9. Remove the water pump pulley.
10. Remove all of the water pump attaching bolts. Pay attention to the locations of any stud bolts.
11. Pull the water pump away from the front cover, then disconnect the lower radiator hose from the
pump
12. Lift the water pump from the vehicle.
To install:
13. Clean the mounting surfaces of the pump and front cover thoroughly. Remove all traces of gasket
material.
14. Apply adhesive gasket sealer to both sides of a new gasket and place the gasket on the pump.
15. Install the lower radiator hose to the water pump.
16. Position the pump on the cover and install the bolts finger−tight. When all bolts are in place, torque
them to 15−21 ft. lbs. (20−28 Nm).
17. Position the engine control sensor wiring harness and install the retaining nuts.
18. Install the water pump pulley and its attaching bolts. Snug the bolts.
19. Install the heater and water bypass hoses to the water pump.
20. Lift the accessory drive belt tensioner and install the belt.
21. Securely tighten the water pump pulley attaching bolts.
22. Install the engine fan/clutch assembly and the shroud.
REMOVAL & INSTALLATION
HOW TO USE THIS BOOK
Exploded view of the 5.0L water pump
Click to enlarge
333