11020 Error Code For Ford-New Holland Tractor Models
There are 2 kind of error description.
Aux 2nd remote valve LEVER potentiometer is failed in the Armrest Controller
Hitch Drop Rate potentiometer is failed in the Armrest Controller
If Inadequate air flow is problematic, so clogged air filters, evaporator core air flow restricted, faulty blower fan motors, defective blower switch or faulty wiring or loose connections.