273 Error Code For Hesston Tractor Models

There are 1772 kind of error description.

Description:

Rear Pumping Control Valve current is low during click test

Rear Pumping Control Valve current is low during click test (pin A15)(open circuit)

Hissing noise at expansion valve, Loss of refrigerant.Restriction in refrigerant system.Check receiver-dryer for uniformity of temperature.