Fault Code TO PUMP HC MFG: Faulty communication between heating circuit pump and MFG.
Stiebel Eltron Error Code TO PUMP HC MFG
Stiebel Eltron Error Code TO PUMP HC MFG
Fault: Faulty communication between heating circuit pump and MFG.
Applies to: Stiebel Eltron WPC Series
Faults/errors in the system or in the heat pump are indicated on the display. For heating system and heat pump troubleshooting and analysis, all important process data and bus subscribers can be called up under DIAGNOSIS and a relay test can be carried out. If the appliance registers a fault, this is clearly displayed with the message shown on the display panel. If more than one fault occurs, the most recent fault is always shown.
