E 350 Van V8-460 7.5L VIN L 4-BBL (1987)
Fig. 9 - Heater Core Installation.
Fig. 13 - Heater Assembly Installation.
7. Remove five heater mounting attachment nuts from inside of vehicle (Figs. 9 and 13.)
8. Remove heater assembly.
9. Remove the case seal from the face of the case and remove retainer (two screws) (Fig. 9).
10. Slide core and seal assembly out of case.
INSTALLATION
1. Slide the new heater core and seal assembly into the heater core case and install the retainer with two attaching screws.
2. Install the case seal to the face of the case using care to correctly align the seal over the five case bolts.
3. Install the heater assembly by reassembling the five mounting attachment nuts from inside the vehicle.
4. Connect the heater hoses to the heater core with new clamps and install the plastic strap.
5. Install the black ground wire to the dash panel (one screw).
6. Connect the blower motor lead wire (orange/black) to the wiring harness.
7. Connect the resistor wiring harness to the resistor.
