Main components
| Main components |
| 1. |
Control module, MCC unit (504)
|
|
| 2. |
Stepping motor, air distribution (221a)
|
|
| 3. |
Stepping motor, mixed-air, LH (222LH)
|
|
| 4. |
Stepping motor, mixed-air, RH (222RH)
|
|
| 5. |
Ventilation fan control (220)
|
|
| 6. |
Air recirculation motor (38)
|
|
| 7. |
Heat exchanger shut-off valve (581)
|
|
| 8. |
Circulation pump (453) (certain engine versions only)
|
|
