This High altitude control unit is suitable for air heaters AUTOTERM Air 2D with a specific serial number.
Heater equipped with this control unit can work at altitude up to 2500 meters above sea level (MASL).
Interchangeable control units.
Heater |
serial number |
control unit |
Glow plug |
HA control unit |
HA Glow plug |
2D12 |
6700…. |
Assy.2618 |
Assy.2615 |
Assy.3983 |
Assy.2615 |
2D24 |
6600…. |
Assy.2581 |
Assy.2583 |
Assy.4223 |
Assy.2583 |
44D12 |
4142…. |
Assy.4144 |
Assy.3333 |
Assy.4002 |
Assy.3333 |
44D24 |
4137…. |
Assy.4139 |
Assy.3333 |
Assy.4188 |
Assy.3333 |
44D12 |
3046…. |
Assy.3048 |
Assy.2288 |
Assy.4002 |
Assy.3333 |
44D24 |
3031…. |
Assy.3033 |
Assy.2253 |
Assy.4188 |
Assy.3333 |
In order to change the control unit for 44D with control units assy.3048 and assy.3033, you have to change the Glow plug as well.