Ford Falcon. Manual — part 305

412-02-24 Heating

and

Ventilation 412-02-24

REMOVAL AND INSTALLATION (Continued)

HIM Assy

5. Disengage Rod from the Floor Door lever.

NOTE: Retain the rod and clip for reuse.

Removal
1. Remove Instrument Panel, Refer to Section

501-12.

2. Disconnect HIM electrical connectors.

6. Disengage and withdraw Airmix Coupler.

NOTE: Use a flat screw driver and carefully prise

airmix coupler off passenger airmix shaft.

Item

Description

1

HIM Main power harness

2

Evaporator sensor elec connector

3

HIM Main control harness

3. Disconnect HIM electrical connectors.

Harness driver side actuator (ACC only)

7. Push in HIM Recirc Lever.

CAUTION: Excessive force will damage

airmix shaft flange.

CAUTION: If airmix shaft accidentally is

withdrawn from case follow procedure in

Shaft-Airmix Door DZ/SZ, Steps 1-5.

4. Remove the three Screws used to retain the HIM

to HVAC.

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412-02-25 Heating

and

Ventilation 412-02-25

REMOVAL AND INSTALLATION (Continued)

3. If scroll fitted, align heatsink into scroll opening.

8. Rotate and remove HIM.

NOTE: Ensure alignment of airmix shaft with HIM

coupling and alignment of tab with centre case.

4. Align airmix coupler (1 to 2, 4 to 3).

CAUTION: Top mounting peg must be

Installation

located.

1. Fit rod floor door to HIM in reverse order to

removal procedure.

5. Align face and demist cams with HIM levers.

2. Depress airmix coupling into installation position.

NOTE: At this stage the HVAC cam levers should

be greased before installing HIM. Refer

specifications in this chapter,

6. Rotate HIM and engage airmix hub into heater

case (tilt HIM onto heater).

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412-02-26 Heating

and

Ventilation 412-02-26

REMOVAL AND INSTALLATION (Continued)

7. Insert 3 screws (2 screws if SCROLL Assembly is

Actuator — Electric Airmix (ACC only)

not yet fitted).

Removal
1. Set driver side temp to full cold, face mode.

NOTE: If setting the drivers temp is not possible.

The HIM would have to be removed.

2. Remove Instrument Panel, Refer to Section

501-12.

8. Check that the airmix shaft is correctly fitted into

airmix door (refer installation procedure for

Shaft-Airmix Door DZ/SZ in this section).

9. Rotate airmix door to align keyway with airmix

coupling to fully engage airmix shaft.

3. Disconnect Dual Zone Sub Harness at the

actuator.

4. Undo three screws retaining the actuator to

HVAC.

10. Reconnect electrical connectors.

Item

Description

1

HIM Main power harness

2

Evaporator sensor elec connector

3

HIM Main control harness

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412-02-27 Heating

and

Ventilation 412-02-27

REMOVAL AND INSTALLATION (Continued)

5. Using flat screw driver between the airmix shaft

2. Gain access to airmix shaft via face outlet

flange and actuator carefully prise off the actuator.

opening.

CAUTION: Excessive force will damage

airmix shaft flange.

3. Rotate airmix door to position shown in picture.

Installation

CAUTION: If airmix shaft is accidentally

withdrawn from case the procedure outlined in

Shaft-Airmix Door DZ/SZ steps 1 - 5 need to be

followed prior to installation of actuator.
1. Align keyway and refit actuator in reverse order.

NOTE: Shown with HIM removed.

4. Insert airmix shaft ensuring keyway is correctly

aligned.

Shaft — Airmix Door DZ/SZ

Removal and Installation
NOTE: The Shaft-Airmix door is not a serviced item.

1. Remove the instrument panel (refer to section

501-12). Remove the HIM (refer to this section).

Open the face door.

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