Case IH DCU19336: Pump module - Internal heating - Open circuit

The system is frozen and not free in time, and there is a defreezing mode and detection error due to pressure build-up in detection mode failing. The fault is related to the pump module's internal heating being in an open circuit.

1. 1

   Pump module

2. 2

   Internal heating circuit

3. 3

   Circuit connections related to the pump module

1. 1

   Inspect

   Inspect the pump module for visible damage or signs of overheating.

2. 2

   Test

   Test the internal heating circuit of the pump module for continuity and proper function.

3. 3

   Check

   Check the connections and wiring related to the pump module's internal heating for any breaks or poor contact.