19074 Error Code For Zetor Tractor Models
There are 2 kind of error description.
22 Voltage supply 2 - tube heaters (UB2) electrical - Open circuit to UB2 - P20C3 Reagent - suction tube heating - Short circuit low
Voltage supply 2 -tube heaters (UB2) electrical - Open circuit to UB2 - P20C1 Reagent -suction tube heating -open circuit
Hissing noise at expansion valve, Loss of refrigerant.Restriction in refrigerant system.Check receiver-dryer for uniformity of temperature.