RAM 3500 Truck 4WD V10-8.0L VIN W HDC (1999)
Heater Hose Fitting Position-8.0L V-10
1. If water pump is being replaced, install the heater hose fitting to the pump. Tighten fitting to 16 Nm (144 inch lbs.) torque. After fitting has been
torqued, position fitting as shown. When positioning fitting, do not back off (rotate counterclockwise). Use a sealant on the fitting such as
Mopar(R) Thread Sealant With Teflon. Refer to the directions on the package.
CAUTION: This heater hose fitting must be installed to pump before pump is installed to engine.
2. Clean the O-ring mating surfaces at rear of water pump and front of timing chain/case cover.
3. Apply a small amount of petroleum jelly to O-ring This will help retain O-ring to water pump.
4. Install water pump to engine as follows: Guide water pump fitting into bypass hose as pump is being installed.
Install water pump bolts. Tighten water pump mounting bolts to 40 Nm (30 ft. lbs.) torque.
5. Position bypass hose clamp to bypass hose.
6. Spin water pump to be sure that pump impeller does not rub against timing chain case/cover.
7. Connect radiator lower hose to water pump.
8. Connect heater hose and hose clamp to heater hose fitting.
9. Install water pump pulley. Tighten bolts to 22 Nm (16 ft. lbs.) torque. Place a bar or screwdriver between water pump pulley bolts to prevent
pulley from rotating.
10. Relax tension from automatic belt tensioner. Install drive belt.
