19150 Error Code For Sears Tractor Models

There are 43 kind of error description.

Description:

52 Dosing Valve (electrical) - Dosing valve permanent ON (detection via fast decay) - P209B Reagent - dosing nozzle - Pressure too high

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