LTD Crown Victoria V8-302 5.0L VIN F FI (1986)
Evaporator Case/Plenum Removal/Installation
5. Remove one bolt located below the windshield wiper motor attaching the LH end of the plenum to the dash panel (Fig. 19).
6. Disengage the temperature control cable housing from the bracket on top of the plenum. Disconnect the cable from the temperature blend door
crank arm.
7. Disconnect the vacuum jumper harness at the multiple vacuum connector near the floor air distribution duct.
8. Disconnect the white vacuum hose from the outside air door vacuum motor.
9. Remove one plastic push fastener retaining the floor air distribution duct to the LH end of the plenum and remove the floor air distribution duct
10. Remove two nuts from the two studs along the lower flange of the plenum.
11. Carefully move plenum rearward to allow heater core tubes and stud at the top of the plenum to clear the holes in the dash panel. Remove plenum
from vehicle by rotating top of plenum forward, down and out from under the instrument panel. Carefully pull lower edge of instrument panel
rearward as necessary while rolling plenum from behind the instrument panel.
Installation
1. Route the vacuum supply hose through the dash panel and seat the grommet in the opening.
2. Position plenum under instrument panel with the register duct opening up and the heater core tubes down. Rotate plenum up behind the instrument
panel and position plenum to the dash panel. Insert heater core tubes and mounting studs through their respective holes in the dash panel and the
plenum.
